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Storm ActivityMontana Storm ActivityStillwater County, MT
Montana · Official NOAA Storm Data

Stillwater County Hail Map & Storm Reports

Hail, wind, and tornado reports from official NOAA sources (NWS & SPC) · Last 12 months · Updated Sep 13, 2026

Looking for storm and wind reports in Stillwater County, Montana? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records show 123 severe weather events in the last 12 months — 82 high-wind reports with gusts up to 85 mph, plus 41 hail reports with hail up to 0.88". The most recent recorded storm activity was in September 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

Map of Stillwater County, Montana showing the county boundary and surrounding cities
Stillwater County, Montana. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

Stillwater County hail map

Where hail and high-wind reports clustered across Stillwater County over the last 12 months. Heat shows report density and significance, not radar.

123
Events (12 mo)
41
Hail
82
Wind
0
Tornado
0.88"
Max hail
85
Max wind (mph)
September 2026
Most recent

What the radar showed

Radar snapshot during the Jul 27, 2026 wind event near 8 WNW Absarokee, Stillwater County, Montana, with NWS warning polygons
NEXRAD radar at the moment of the Jul 27, 2026 wind event (64 mph) near 8 WNW Absarokee. Outlined polygons are the storm-based warnings exactly as issued by the National Weather Service. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Last 30 days in Stillwater County

Current NEXRAD radar over Stillwater County, Montana with recent storm report locations
Current radar over the Stillwater County area, with storm reports from the past 7 days plotted. Refreshes throughout the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.
September 2026 1 storm day · 3 NWS warnings — hail to 0.75", wind to 50 mph Exact dates & locations in app →
August 2026 4 storm days · 10 NWS warnings — hail to 0.25", wind to 55 mph Exact dates & locations in app →

Recent storms — full detail available in the app

Storm activity from the last 30 days is summarized at the county level on this page. Exact locations, radar snapshots, and official warning boundaries for recent events are available with a free account.

See the specifics — free →

Storm log — the official record, day by day

Events older than 30 days, as recorded by the National Weather Service and Storm Prediction Center. Excerpts are quoted directly from official warnings and verified reports.

Wednesday, August 12, 2026

5 NWS warnings — hail up to 0.5"

NEXRAD radar during the Wednesday, August 12, 2026 storm activity in Stillwater County, Montana
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 817 PM MDT, Doppler radar was tracking a strong thunderstorm 13 miles northwest of Laurel, or 18 miles northeast of Columbus, moving east southeast at 20 mph. Hazard: Wind gusts up to 40 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Laurel and Molt.”

NWS severe weather mention · Stillwater County

“At 724 PM MDT, Doppler radar was tracking a strong thunderstorm 25 miles north of Columbus, moving southeast at 25 mph. Hazard: Wind gusts up to 40 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Stillwater County

Friday, July 31, 2026

1 NWS warning — wind gusts up to 50 mph

“At midnight MDT, Doppler radar was tracking a line of strong thunderstorms extending from 9 miles north of Harlowton to 8 miles east of Big Timber, moving east at 40 mph. Hazard: Wind gusts up to 50 mph. over northern Sweet Grass county. Impact: Gusty winds could knock down small tree limbs and blow around unsecured objects. The strong wind gusts will be near... Harlowton around 1200 AM MDT.”

NWS severe weather mention · Stillwater County

Thursday, July 30, 2026

1 NWS warning — hail up to 0.25"

“At 441 PM MDT, Doppler radar was tracking a strong thunderstorm 23 miles south of Ryegate, or 23 miles north of Columbus, moving southeast at 15 mph. Hazard: Wind gusts up to 50 mph and pea size hail, along with brief heavy rain. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Stillwater County

Wednesday, July 29, 2026

1 SPC verified storm report · 2 NWS warnings — wind gusts up to 62 mph

NEXRAD radar during the Wednesday, July 29, 2026 storm activity in Stillwater County, Montana
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Mesonet station COOM8 Cooney Reservoir Nw. (BYZ)”

SPC verified report · 3 NW Cooney Reservoir S

“At 342 PM MDT, Doppler radar was tracking a shower 11 miles southeast of Columbus, moving northeast at 25 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Laurel, Joliet, Park City, Silesia and Boyd.”

NWS severe weather mention · Stillwater County

Tuesday, July 28, 2026

1 NWS warning — wind gusts up to 55 mph

“At 901 PM MDT, Doppler radar was tracking a line of showers and weak thunderstorms extending from 9 miles northwest of Absarokee to 12 miles northwest of Red Lodge, moving east at 25 mph. Hazard: Wind gusts of 45 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Stillwater County

Monday, July 27, 2026

1 SPC verified storm report · 1 NWS warning — hail up to 0.5", wind gusts up to 64 mph

“At 131 AM MDT, Doppler radar was tracking a strong thunderstorm 23 miles northwest of Billings, moving east at 40 mph. Hazard: Wind gusts up to 40 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Broadview and Comanche.”

NWS severe weather mention · Stillwater County

Sunday, July 26, 2026

3 NWS warnings — hail up to 0.25", wind gusts up to 50 mph

“At 812 PM MDT, Doppler radar was tracking a strong thunderstorm 9 miles northeast of Columbus, moving east at 35 mph. Hazard: Wind gusts of 40 to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Columbus, Laurel, Park City, Molt, Silesia and Rockvale. This does not include the City of Billings.”

NWS severe weather mention · Stillwater County

“At 731 PM MDT, Doppler radar was tracking a strong thunderstorm 7 miles west of Absarokee, or 18 miles southwest of Columbus, moving east at 30 mph. Hazard: Wind gusts of 40 to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Stillwater County

Saturday, July 25, 2026

6 NWS warnings — hail up to 0.25", wind gusts up to 55 mph

NEXRAD radar during the Saturday, July 25, 2026 storm activity in Stillwater County, Montana
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 709 PM MDT, Weather stations an outflow boundary of strong winds moving southeast at 35 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Red Lodge, Bridger, Fromberg, Absarokee, Bearcreek, Fox, Roberts, Washoe, Cooney Reservoir State Park, Luther, Boyd, Roscoe, Belfry and Fishtail.”

NWS severe weather mention · Stillwater County

“At 545 PM MDT, Doppler radar was tracking a strong thunderstorm 8 miles north of Laurel, or 14 miles west of Billings, moving east at 10 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Billings and Billings West End.”

NWS severe weather mention · Stillwater County

Friday, July 24, 2026

1 SPC verified storm report · 4 NWS warnings — hail up to 0.25", wind gusts up to 61 mph

NEXRAD radar during the Friday, July 24, 2026 storm activity in Stillwater County, Montana
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 324 AM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 22 miles north of Roundup to 12 miles north of Joliet, moving east at 40 mph. Hazard: Wind gusts of 40 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Stillwater County

“At 243 AM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 26 miles north of Ryegate to 19 miles northwest of Columbus, moving east at 35 mph. Hazard: Wind gusts of 40 to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Stillwater County

Thursday, July 23, 2026

1 NWS warning — wind gusts up to 50 mph

“At 436 PM MDT, Doppler radar was tracking a gust front produced by a thunderstorm extending from 14 miles west of Roundup to 16 miles southwest of Ryegate, or extending from 14 miles west of Roundup to 32 miles northeast of Big Timber, moving southeast at 20 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects.”

NWS severe weather mention · Stillwater County

Saturday, July 18, 2026

2 NWS warnings — hail up to 0.25"

“At 1034 PM MDT, Doppler radar was tracking an area of thunderstorms across eastern Stillwater County, moving east at 15 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Columbus, Laurel, Park City, Molt and Silesia.”

NWS severe weather mention · Stillwater County

“At 643 PM MDT, Doppler radar was tracking a strong thunderstorm 14 miles northeast of Columbus, moving east at 25 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Laurel, Molt and Park City. This does NOT include Billings.”

NWS severe weather mention · Stillwater County

Friday, July 17, 2026

1 NWS warning — hail up to 0.25"

“At 552 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 9 miles northeast of Columbus to 17 miles south of Billings, moving northeast at 20 mph. Hazard: Wind gusts up to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Stillwater County

Thursday, July 16, 2026

1 NWS warning — hail up to 0.75"

“At 743 PM MDT, Doppler radar was tracking an area of strong thunderstorms 19 miles southwest of Deadmans Basin Reservoir, or 24 miles southeast of Harlowton, moving northeast at 15 mph. Hazard: Wind gusts of 50 to 55 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Stillwater County

Wednesday, July 15, 2026

1 NWS warning — hail up to 0.25"

“At 437 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 10 miles north of Shepherd to 8 miles northwest of Laurel, or extending from 21 miles north of Billings to 17 miles west of Billings, moving east at 5 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects.”

NWS severe weather mention · Stillwater County

Friday, July 10, 2026

1 SPC verified storm report · 1 NWS warning — hail up to 0.25"

“At 831 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from near Laurel to 8 miles southeast of Laurel moving northeast at 30 mph. Hazard: Wind gusts of 40 to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Stillwater County

“Large tree limbs down. Time estimated by radar. (BYZ)”

SPC verified report · 3 ESE Park City

Wednesday, July 8, 2026

2 NWS warnings — wind gusts up to 55 mph

NEXRAD radar during the Wednesday, July 8, 2026 storm activity in Stillwater County, Montana
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 832 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 9 miles east of Columbus to near Fromberg, or extending from 9 miles east of Columbus to 17 miles northeast of Red Lodge, moving east at 35 mph. Hazard: Wind gusts of 45 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Stillwater County

“At 744 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 25 miles north of Absarokee to 7 miles west of Absarokee, or extending from 19 miles east of Big Timber to 17 miles west of Columbus, moving east at 40 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Stillwater County

Tuesday, July 7, 2026

1 NWS warning — hail up to 0.5"

“At 544 PM MDT, Doppler radar was tracking an area of strong thunderstorms 12 miles northwest of Billings West End, or 14 miles northwest of Billings, moving southeast at 30 mph. Hazard: Wind gusts up to 40 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Stillwater County

Sunday, July 5, 2026

2 NWS warnings — hail up to 0.25", wind gusts up to 50 mph

“At 446 PM MDT, Doppler radar was tracking an area of thunderstorms extending from 22 miles northwest of Billings West End to 10 miles north of Joliet, or extending from 24 miles northwest of Billings to 16 miles east of Columbus, moving east at 25 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Stillwater County

“At 318 PM MDT, Doppler radar was tracking a strong thunderstorm 11 miles southeast of Big Timber, moving northeast at 40 mph. Hazard: Wind gusts up to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Big Timber, Reed Point and Greycliff.”

NWS severe weather mention · Stillwater County

Friday, July 3, 2026

2 NWS warnings — hail up to 0.75"

“At 750 PM MDT, Doppler radar was tracking a strong thunderstorm 16 miles northwest of Laurel, or 20 miles northeast of Columbus, moving east at 20 mph. Hazard: Wind gusts up to 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Molt and Acton.”

NWS severe weather mention · Stillwater County

“At 658 PM MDT, Doppler radar was tracking a strong thunderstorm near Joliet, or 15 miles southeast of Columbus, moving east at 35 mph. Hazard: Wind gusts up to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Stillwater County

Thursday, July 2, 2026

2 NWS warnings — hail up to 0.25"

“At 438 PM MDT, Doppler radar was tracking a thunderstorm 9 miles northwest of Absarokee, or 14 miles west of Columbus, moving east at 20 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Columbus and Reed Point.”

NWS severe weather mention · Stillwater County

“At 418 PM MDT, Doppler radar was tracking a thunderstorm 16 miles north of Columbus, moving northeast at 25 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Halfbreed Lake Wildlife and Molt.”

NWS severe weather mention · Stillwater County

Wednesday, July 1, 2026

2 NWS warnings — hail up to 0.75"

“At 410 PM MDT, Doppler radar was tracking an area of strong thunderstorms from Absarokee to Park City moving northeast at 20 mph. Hazard: Wind gusts up to 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Columbus, Absarokee, Fishtail and Park City.”

NWS severe weather mention · Stillwater County

“At 338 PM MDT, Doppler radar was tracking an area of strong thunderstorms 15 miles southwest of Absarokee moving northeast at 20 mph. Hazard: Wind gusts up to 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Absarokee, Fishtail and Dean.”

NWS severe weather mention · Stillwater County

Saturday, June 27, 2026

2 NWS warnings — hail up to 0.88"

NEXRAD radar during the Saturday, June 27, 2026 storm activity in Stillwater County, Montana
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 111 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 12 miles northwest of Laurel to 11 miles north of Joliet, or extending from 16 miles west of Billings to 14 miles east of Columbus, moving northeast at 20 mph. Hazard: Wind gusts up to 40 mph and nickel size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects.”

NWS severe weather mention · Stillwater County

“At 1250 PM MDT, Doppler radar was tracking a strong thunderstorm 8 miles northwest of Joliet, or 11 miles east of Columbus, moving northeast at 15 mph. Hazard: Wind gusts up to 40 mph and nickel size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Park City.”

NWS severe weather mention · Stillwater County

Thursday, June 25, 2026

4 NWS warnings — hail up to 0.5"

“At 541 PM MDT, Doppler radar was tracking a strong thunderstorm 16 miles west of Absarokee, or 23 miles south of Big Timber, moving east at 25 mph. Hazard: Wind gusts up to 40 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Absarokee and Fishtail.”

NWS severe weather mention · Stillwater County

“At 742 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 21 miles north of Laurel to 8 miles northwest of Laurel, or extending from 20 miles northwest of Billings to 15 miles west of Billings, moving east at 15 mph. Hazard: Wind gusts up to 40 to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects.”

NWS severe weather mention · Stillwater County

Monday, June 22, 2026

1 NWS warning — hail up to 0.25"

“At 200 AM MDT, Doppler radar was tracking a strong thunderstorm 22 miles northwest of Billings, moving east at 25 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Broadview, Comanche and Acton.”

NWS severe weather mention · Stillwater County

Wednesday, June 10, 2026

1 NWS warning — wind gusts up to 55 mph

“West to northwest winds gusting 40 to 55 mph have been observed over foothills of south-central Montana as well as locations near Billings. Those outdoors or driving this evening should be prepared for these sudden strong wind gusts.”

NWS severe weather mention · Stillwater County

Sunday, June 7, 2026

4 NWS warnings — hail up to 0.5", wind gusts up to 55 mph

NEXRAD radar during the Sunday, June 7, 2026 storm activity in Stillwater County, Montana
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“West to northwest winds gusting 40 to 55 mph have been reported over the western foothills. These strong winds, not associated with thunderstorms, will spread eastward over the next few hours. They may reach as far east as Musselshell and Yellowstone county before diminishing late this evening. Those outdoors and those driving this evening should be prepared for these sudden strong wind gusts.”

NWS severe weather mention · Stillwater County

“At 315 PM MDT, Doppler radar was tracking a strong thunderstorm over Columbus, moving northeast at 30 mph. Hazard: Wind gusts up to 50 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Columbus.”

NWS severe weather mention · Stillwater County

Saturday, June 6, 2026

1 NWS warning — wind gusts up to 55 mph

“At 647 PM MDT, Doppler radar was tracking a line of showers extending from 15 miles northeast of Harlowton to 19 miles southwest of Big Timber, moving east at 50 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Stillwater County

Thursday, May 14, 2026

2 NWS warnings — wind gusts up to 60 mph

“WHAT...West winds gusting 50 to 60 mph. WHERE...Golden Valley, Musselshell, Northern Stillwater, and Southwestern Yellowstone. WHEN...Until 9 PM MDT this evening. IMPACTS...Travel will be difficult for high profile vehicles. Dry conditions with strong winds could cause rapid fire spread. ADDITIONAL DETAILS...Wind gusts will slowly decrease through the afternoon.”

NWS severe weather mention · Stillwater County

“WHAT...West winds gusting 45 to 60 mph. Strongest winds through early afternoon. WHERE...Golden Valley, Musselshell, Northern Stillwater, and Southwestern Yellowstone. WHEN...Until 9 PM MDT this evening. IMPACTS...Strong winds may blow down some trees and power lines. Local power outages are possible. Travel will be difficult for high profile vehicles.”

NWS severe weather mention · Stillwater County

Wednesday, May 13, 2026

1 NWS warning — wind gusts up to 60 mph

“At 725 PM MDT, Doppler radar was tracking a line of showers producing strong winds around Laurel to Molt, moving northeast at 40 mph. Hazard: Wind gusts of 45 to 60 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Stillwater County

Tuesday, May 12, 2026

2 SPC verified storm reports — wind gusts up to 62 mph

NEXRAD radar during the Tuesday, May 12, 2026 storm activity in Stillwater County, Montana
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Wednesday, May 6, 2026

1 NWS warning — wind gusts up to 50 mph

“At 1153 PM MDT, Doppler radar was tracking an area of showers near Big Timber, moving southeast at 30 mph. Hazard: Localized wind gusts of 40 to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Expect sudden cross winds on I-90 west of Columbus. Locations impacted include... Big Timber, Greycliff, Reed Point and Mc Leod.”

NWS severe weather mention · Stillwater County

Friday, April 17, 2026

1 NWS warning — wind gusts up to 50 mph

“At 423 PM MDT, Doppler radar was tracking an area of scattered snow showers moving southeast at 25 mph. Locations impacted include... Billings, Sheridan, Livingston, Hardin, Colstrip, Red Lodge, Columbus, Roundup, Big Timber, Harlowton, Hysham, Custer, Laurel, Ranchester, Dayton, Bridger, Joliet, Fromberg, Lodge Grass and Ryegate.”

NWS severe weather mention · Stillwater County

Wednesday, March 25, 2026

2 NWS warnings — wind gusts up to 55 mph

“IMPACTS: Low humidities, unseasonably warm temperatures, strong gusty winds, and wind shift with a cold front will create erratic fire behavior. AFFECTED AREA: In South Central MT Fire Zones...123...124...125. COUNTIES AFFECTED: In Central MT...Wheatland. In South Central MT...Park...Stillwater...Sweet Grass. In Southwest MT...Gallatin. COLD FRONT: Late afternoon into this evening.”

NWS severe weather mention · Stillwater County

“IMPACTS: Low humidities, unseasonably warm temperatures, strong gusty winds, and wind shift with a cold front will create erratic fire behavior and new fire starts. AFFECTED AREA: In South Central MT Fire Zones...123...124...125. COUNTIES AFFECTED: In Central MT...Wheatland. In South Central MT...Park...Stillwater...Sweet Grass. In Southwest MT...Gallatin.”

NWS severe weather mention · Stillwater County

Tuesday, March 24, 2026

1 NWS warning — wind gusts up to 60 mph

“The National Weather Service in Billings has issued a Red Flag Warning...which is in effect from noon to 9 PM MDT Wednesday. The Fire Weather Watch is no longer in effect. IMPACTS: Low humidities, unseasonably warm temperatures, strong gusty winds, and wind shift with a cold front will create erratic fire behavior and the potential for new fire starts.”

NWS severe weather mention · Stillwater County

Monday, March 23, 2026

2 NWS warnings — wind gusts up to 60 mph

“IMPACTS: Low humidities, unseasonably warm temperatures, strong gusty winds, and wind shift with a cold front will create erratic fire behavior and new fire starts. AFFECTED AREA: In South Central MT Fire Zones...123...124...125. For Zone 123, the worst conditions will impact the lower elevations where grasses remain dead or dry. COUNTIES AFFECTED: In Central MT...Wheatland.”

NWS severe weather mention · Stillwater County

“The National Weather Service in Billings has issued a Fire Weather Watch...which is in effect from Wednesday afternoon through Wednesday evening. IMPACTS: Low humidities, unseasonably warm temperatures, strong gusty winds, and wind shift with a cold front may create erratic fire behavior and the potential for new fire starts. AFFECTED AREA: In South Central MT Fire Zones...123...124...125.”

NWS severe weather mention · Stillwater County

Wednesday, March 18, 2026

1 NWS warning — wind gusts up to 65 mph

“WHAT...West winds gusting 50 to 65 mph. WHERE...Golden Valley and Northern Stillwater. WHEN...Until 9 PM MDT this evening. IMPACTS...Travel could be difficult, especially for high profile vehicles.”

NWS severe weather mention · Stillwater County

Tuesday, March 17, 2026

1 NWS warning — wind gusts up to 60 mph

“WHAT...West winds gusting 50 to 60 mph. WHERE...Golden Valley and Northern Stillwater. WHEN...Until 9 PM MDT Wednesday. IMPACTS...Travel could be difficult, especially for high profile vehicles.”

NWS severe weather mention · Stillwater County

Thursday, March 12, 2026

4 NWS warnings — wind gusts up to 85 mph

“WHAT...West wind gusts of 60 to 85 mph expected. Locally higher gusts are possible. WHERE...Portions of central and south central Montana. WHEN...Until 9 PM MDT this evening. IMPACTS...Strong to dangerous crosswinds will make travel difficult along Highway 191 from Big Timber through Judith Gap, and Highway 12 from Harlowton to Lavina. Damaging winds could blow down trees and power lines.”

NWS severe weather mention · Stillwater County

“WHAT...West wind gusts of 60 to 85 mph expected. Locally higher gusts are possible. WHERE...Portions of central and south central Montana. WHEN...Until 9 PM MDT Thursday. IMPACTS...Strong to dangerous crosswinds will make travel difficult along Highway 191 from Big Timber through Judith Gap, and Highway 12 from Harlowton to Lavina. Damaging winds could blow down trees and power lines.”

NWS severe weather mention · Stillwater County

Wednesday, March 11, 2026

3 NWS warnings — wind gusts up to 85 mph

“WHAT...West wind gusts of 60 to 85 mph expected. Locally higher gusts are possible. WHERE...Portions of central and south central Montana. WHEN...From 6 PM this evening to 9 PM MDT Thursday. IMPACTS...Strong to dangerous crosswinds will make travel difficult along Highway 191 from Big Timber through Judith Gap, and Highway 12 from Harlowton to Lavina.”

NWS severe weather mention · Stillwater County

“WHAT...West wind gusts of 60 to 85 mph expected. Locally higher gusts are possible. WHERE...Portions of central and south central Montana. WHEN...From 6 PM this evening to 9 PM MDT Thursday. IMPACTS...Strong to dangerous crosswinds will make travel difficult along Highway 191 from Big Timber through Judith Gap, and Highway 12 from Harlowton to Lavina.”

NWS severe weather mention · Stillwater County

Tuesday, March 10, 2026

2 NWS warnings — wind gusts up to 80 mph

“WHAT...West wind gusts of 60 to 80 mph possible. Locally higher gusts are possible. WHERE...Portions of central and south central Montana. WHEN...From Wednesday evening through Thursday evening. IMPACTS...Strong to dangerous crosswinds could make travel difficult along Highway 191 from Big Timber through Judith Gap, and Highway 12 from Harlowton to Lavina.”

NWS severe weather mention · Stillwater County

“WHAT...West wind gusts of 60 to 80 mph possible. Locally higher gusts are possible. WHERE...Portions of central and south central Montana. WHEN...From Wednesday evening through Thursday evening. IMPACTS...Strong to dangerous crosswinds could make travel difficult along Highway 191 from Big Timber through Judith Gap, and Highway 12 from Harlowton to Lavina.”

NWS severe weather mention · Stillwater County

Thursday, March 5, 2026

1 NWS warning — wind gusts up to 70 mph

“WHAT...West wind gusts up to 70 mph possible. WHERE...Portions of central and south central Montana. WHEN...From Saturday afternoon through Sunday evening. IMPACTS...Strong crosswinds will make travel difficult along Highway 191 from Big Timber through Judith Gap, and Highway 12 from Harlowton to Lavina. ADDITIONAL DETAILS...Strongest period of winds will be Sunday.”

NWS severe weather mention · Stillwater County

Friday, February 27, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...West winds gusting 50 to 65 mph, strongest near the foothills. WHERE...Portions of central and south central Montana. WHEN...Until 5 PM MST this afternoon. IMPACTS...Strong crosswinds will make travel difficult, especially along Highway 191 from Big Timber through Judith Gap. Warm and dry conditions will cause rapid fire spread in wildland grasses.”

NWS severe weather mention · Stillwater County

Thursday, February 26, 2026

3 NWS warnings — wind gusts up to 75 mph

“WHAT...West winds gusting 60 to 75 mph, strongest near the foothills. WHERE...Portions of central and south central Montana. WHEN...Until 5 PM MST Friday. IMPACTS...Strong crosswinds will make travel difficult along Highway 191 from Big Timber through Judith Gap, and Highway 12 from Harlowton to Lavina. Warm and dry conditions could cause rapid fire spread in wildland grasses.”

NWS severe weather mention · Stillwater County

“WHAT...West winds gusting 50 to 70 mph, strongest near the foothills. WHERE...Portions of central and south central Montana. WHEN...Until 5 PM MST Friday. IMPACTS...Strong crosswinds will make travel difficult along Highway 191 from Big Timber through Judith Gap, and Highway 12 from Harlowton to Lavina. ADDITIONAL DETAILS...Warm and dry conditions will cause rapid fire spread in wildland grasses.”

NWS severe weather mention · Stillwater County

Wednesday, February 25, 2026

3 NWS warnings — wind gusts up to 70 mph

“WHAT...Periods of strong west winds gusting 60 to 70 mph expected. WHERE...Portions of central and south central Montana. WHEN...Until 8 AM MST Friday. IMPACTS...Strong crosswinds will make travel difficult along US-191 from Big Timber through Judith Gap, and US-12 from Harlowton to Ryegate. ADDITIONAL DETAILS...Strongest winds are expected Thursday into Friday.”

NWS severe weather mention · Stillwater County

“WHAT...West winds 35 to 45 mph with gusts up to 70 mph occurring. WHERE...Portions of central and south central Montana. WHEN...Until 8 AM MST Friday. IMPACTS...Strong crosswinds will make travel difficult along US-191 from Big Timber through Judith Gap, and US-12 from Harlowton to Ryegate. ADDITIONAL DETAILS...Strongest winds are expected Thursday into Friday.”

NWS severe weather mention · Stillwater County

Tuesday, February 24, 2026

4 NWS warnings — wind gusts up to 70 mph

“WHAT...Periods of strong west winds of 40 to 50 mph with gusts up to 70 mph expected. WHERE...Portions of central and south central Montana. WHEN...From 2 AM Wednesday to 8 AM MST Friday. IMPACTS...Damaging winds expected. Strong crosswinds will make travel difficult along US-12 and US-191. ADDITIONAL DETAILS...Strongest winds are expected Thursday into Friday.”

NWS severe weather mention · Stillwater County

“WHAT...Periods of strong west winds of 40 to 50 mph with gusts up to 70 mph expected. WHERE...Portions of central and south central Montana. WHEN...From 2 AM Wednesday to 8 AM MST Friday. IMPACTS...Damaging winds expected. Strong crosswinds will make travel difficult along US-12 and US-191. ADDITIONAL DETAILS...Strongest winds are expected Thursday.”

NWS severe weather mention · Stillwater County

Monday, February 23, 2026

1 NWS warning — wind gusts up to 65 mph

“WHAT...West winds 35 to 45 mph with gusts up to 65 mph possible. WHERE...Golden Valley and Northern Stillwater. WHEN...From late Tuesday night through Friday morning. IMPACTS...Damaging winds could blow down trees and power lines. Travel could be difficult, especially for high profile vehicles.”

NWS severe weather mention · Stillwater County

Tuesday, February 17, 2026

2 NWS warnings — wind gusts up to 65 mph

“WHAT...West wind gusts up to 65 mph. WHERE...Golden Valley, Judith Gap, Southern Wheatland, Melville Foothills, Northern Stillwater, and Northern Sweet Grass. WHEN...Until 8 PM MST this evening. IMPACTS...Strong crosswinds will make travel difficult, especially for high profile vehicles. This includes Highway 191 from Big Timber through Judith Gap.”

NWS severe weather mention · Stillwater County

“WHAT...West winds gusting 50 to 60 mph. WHERE...Northern Stillwater. WHEN...Until 8 PM MST this evening. IMPACTS...Strong crosswinds will make travel difficult, especially for high profile vehicles.”

NWS severe weather mention · Stillwater County

Monday, February 16, 2026

1 NWS warning — wind gusts up to 65 mph

“WHAT...West wind gusts up to 65 mph expected. WHERE...Portions of central and south central Montana. WHEN...From 8 AM to 8 PM MST Tuesday. IMPACTS...Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Stillwater County

Thursday, January 15, 2026

1 NWS warning — wind gusts up to 60 mph

“WHAT...Northwest winds gusting 40 to 60 mph. WHERE...Portions of central and south central Montana. WHEN...Until noon MST Friday. IMPACTS...Damaging winds could blow down trees and power lines resulting in power outages. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Stillwater County

Monday, January 12, 2026

3 NWS warnings — wind gusts up to 60 mph

“WHAT...West winds gusting 45 to 60 mph. WHERE...Golden Valley and Northern Stillwater. WHEN...Until 11 AM MST Tuesday. IMPACTS...Travel will be difficult, especially for high profile vehicles. Plan your travel accordingly. ADDITIONAL DETAILS...The highest gusts will be north of Interstate 90.”

NWS severe weather mention · Stillwater County

“WHAT...West winds gusting 50 to 60 mph. WHERE...Golden Valley and Northern Stillwater. WHEN...Until midnight MST tonight. IMPACTS...Travel will be difficult, especially for high profile vehicles. Plan your travel accordingly. ADDITIONAL DETAILS...Highest gusts will be north of I-90.”

NWS severe weather mention · Stillwater County

Wednesday, January 7, 2026

1 NWS warning — wind gusts up to 55 mph

“At 1232 PM MST, Doppler radar was tracking a line of showers extending from 13 miles north of Ballantine to near Laurel, or extending from 32 miles southeast of Roundup to 16 miles southwest of Billings, moving southeast at 40 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Stillwater County

Wednesday, December 17, 2025

2 NWS warnings — wind gusts up to 75 mph

“WHAT...West winds gusting 60 to 75 mph occurring. WHERE...Portions of central and south central Montana. WHEN...Until 2 AM MST Thursday. IMPACTS...Damaging winds may blow down trees and power lines. Travel will be difficult, especially for high profile vehicles. Secure loose outdoor items. ADDITIONAL DETAILS...The highest gusts will be this afternoon and evening.”

NWS severe weather mention · Stillwater County

“WHAT...West winds gusting 60 to 70 mph expected. WHERE...Portions of central and south central Montana. WHEN...From 8 AM this morning to 2 AM MST Thursday. IMPACTS...Damaging winds may blow down trees and power lines. Travel will be difficult, especially for high profile vehicles. Secure loose outdoor items. ADDITIONAL DETAILS...Highest gusts will be in the afternoon and evening.”

NWS severe weather mention · Stillwater County

Tuesday, December 16, 2025

3 NWS warnings — wind gusts up to 70 mph

“WHAT...West winds gusting 60 to 70 mph expected. WHERE...Portions of central and south central Montana. WHEN...From 8 AM Wednesday to 2 AM MST Thursday. IMPACTS...Damaging winds may blow down trees and power lines. Travel will be difficult, especially for high profile vehicles. Secure loose outdoor items. ADDITIONAL DETAILS...Highest gusts will be in the afternoon and evening.”

NWS severe weather mention · Stillwater County

“WHAT...West winds gusting 60 to 70 mph expected. WHERE...Portions of central and south central Montana. WHEN...From 8 AM Wednesday to 2 AM MST Thursday. IMPACTS...Damaging winds may blow down trees and power lines. Travel will be difficult, especially for high profile vehicles. Secure loose outdoor items. ADDITIONAL DETAILS...Highest gusts will be in the afternoon and evening.”

NWS severe weather mention · Stillwater County

Thursday, December 11, 2025

2 NWS warnings — wind gusts up to 60 mph

“WHAT...West winds gusting 50 to 60 mph. WHERE...Golden Valley and Northern Stillwater. WHEN...Until 5 PM MST this afternoon. IMPACTS...Strong crosswinds will make travel difficult. ADDITIONAL DETAILS...Winds will gradually decrease this afternoon.”

NWS severe weather mention · Stillwater County

“WHAT...West winds gusting 50 to 60 mph expected. WHERE...Golden Valley and Northern Stillwater. WHEN...From 5 AM early this morning to 5 PM MST this afternoon. IMPACTS...Strong crosswinds will make travel difficult.”

NWS severe weather mention · Stillwater County

Today's severe weather outlook

Storm Prediction Center Day 1 convective outlook — national severe weather risk map for today
Storm Prediction Center Day 1 convective outlook: categorical severe weather risk for today, updated several times daily. Source: NOAA/NWS Storm Prediction Center.

Common questions

When was the last severe storm in Stillwater County, MT?

The most recent recorded event was in September 2026. Official NWS and SPC records show 123 severe weather events in Stillwater County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.

Did it hail in Stillwater County recently?

Yes — 41 hail reports in the last 12 months, with hail up to 0.88" recorded. The hail map above shows where reports clustered; the storm log lists each day.

How do I see hail history for a specific address in Stillwater County?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property, including the most recent 30 days — county-level pages like this one only tell part of the story.

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Proudly AI-powered. Honestly sourced. IDOLCheck is built by HailyAI. Every storm event, magnitude, radar snapshot, and date on this page is deterministic — retrieved directly from official NOAA, National Weather Service (NWS), and Storm Prediction Center (SPC) storm records through our HailyDB engine and displayed exactly as reported. Quoted warning and report text is always attributed to its official source. Where the surrounding copy is not a direct quote, it was generated with AI assistance from that same verified storm data and reviewed and approved by humans before publication. AI organizes and presents the record — it never invents storm data.
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