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Storm ActivityMinnesota Storm ActivityWinona County, MN
Minnesota · Official NOAA Storm Data

Winona County Storm Activity

Wind, hail, and tornado activity from official NOAA sources (NWS & SPC) · Last 12 months · Updated Sep 11, 2026

Has it hailed in Winona County, Minnesota recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 16 hail reports with hail up to 1.75", among 55 severe weather events logged here in the last 12 months, together with 39 high-wind reports with gusts up to 70 mph. 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 Winona County, Minnesota showing the county boundary and surrounding cities
Winona County, Minnesota. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

55
Events (12 mo)
16
Hail
39
Wind
0
Tornado
1.75"
Max hail
70
Max wind (mph)
September 2026
Most recent

What the radar showed

Radar snapshot during the Jun 4, 2026 hail event near 2 ENE Goodview, Winona County, Minnesota, with NWS warning polygons
NEXRAD radar at the moment of the Jun 4, 2026 hail event (1.75") near 2 ENE Goodview. 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 Winona County

Current NEXRAD radar over Winona County, Minnesota with recent storm report locations
Current radar over the Winona 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 · 2 SPC verified reports · 3 NWS warnings — hail to 1.5", wind to 63 mph Exact dates & locations in app →
August 2026 1 storm day · 2 SPC verified reports — hail to 1" 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.

Friday, August 7, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Friday, August 7, 2026 storm activity in Winona County, Minnesota
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 315 PM CDT, Doppler radar was tracking decaying thunderstorms generating strong wind gusts along a line extending from near Blair to near St. Charles to 8 miles southwest of Preston. Movement was east at 45 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 · Winona County

Monday, July 20, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Monday, July 20, 2026 storm activity in Winona County, Minnesota
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 448 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Plum City to near Mantorville to near Clarks Grove. Movement was southeast at 40 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Strong thunderstorms will be near...”

NWS severe weather mention · Winona County

Saturday, July 18, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Saturday, July 18, 2026 storm activity in Winona County, Minnesota
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 138 AM CDT, Doppler radar was tracking a strong thunderstorm over Galesville, or 13 miles southeast of Arcadia, moving southeast at 45 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. This strong thunderstorm will be near... Holmen and Brice Prairie around 145 AM CDT. La Crosse and Onalaska around 150 AM CDT.”

NWS severe weather mention · Winona County

Friday, June 19, 2026

2 NWS warnings — hail up to 0.75"

NEXRAD radar during the Friday, June 19, 2026 storm activity in Winona County, Minnesota
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 838 PM CDT, Doppler radar was tracking a strong thunderstorm near Stockton, or 7 miles southwest of Winona, moving southeast at 50 mph. Hazard: Wind gusts up to 50 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. This strong thunderstorm will be near... Hokah around 905 PM CDT.”

NWS severe weather mention · Winona County

“At 753 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Wabasha to 9 miles north of Plainview to near Oronoco. Movement was east at 40 mph. Hazard: Wind gusts of 50 to 55 mph and half inch hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Strong thunderstorms will be near...”

NWS severe weather mention · Winona County

Wednesday, June 10, 2026

1 SPC verified storm report · 3 NWS warnings — hail up to 0.88", wind gusts up to 50 mph

NEXRAD radar during the Wednesday, June 10, 2026 storm activity in Winona County, Minnesota
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 1243 PM CDT, strong winds were being reported with decaying thunderstorms along a line extending from near Spring Valley to near Volga. Movement was northeast at 60 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 · Winona County

“At 815 PM CDT, Doppler radar was tracking a strong thunderstorm over Dover, or 19 miles east of Rochester, moving northeast at 45 mph. Hazard: Wind gusts up to 50 mph and nickel size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. This strong thunderstorm will be near... St. Charles around 820 PM CDT.”

NWS severe weather mention · Winona County

Friday, June 5, 2026

1 NWS warning — hail up to 0.88"

“At 926 PM CDT, Doppler radar was tracking a strong thunderstorm 7 miles northeast of Houston, or 7 miles west of La Crescent, moving southeast at 20 mph. Hazard: Wind gusts up to 50 mph and nickel size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. This strong thunderstorm will be near...”

NWS severe weather mention · Winona County

Thursday, June 4, 2026

2 SPC verified storm reports — hail up to 1.75"

NEXRAD radar during the Thursday, June 4, 2026 storm activity in Winona County, Minnesota
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Emergency management reported ping pong ball sized hail. (ARX)”

SPC verified report · 1 NW Winona

Tuesday, May 19, 2026

1 NWS warning — wind gusts up to 50 mph

“Strong wind gusts up to 50 mph are possible over the next few hours across portions of southeast Minnesota, northeast Iowa, and southwest Wisconsin in the wake of exit precipitation.”

NWS severe weather mention · Winona County

Thursday, April 23, 2026

3 NWS warnings — wind gusts up to 55 mph

NEXRAD radar during the Thursday, April 23, 2026 storm activity in Winona County, Minnesota
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 906 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 10 miles west of Arcadia to near Winona to 8 miles north of Houston. Movement was northeast at 35 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Strong thunderstorms will be near... Arcadia and Trempealeau around 910 PM CDT.”

NWS severe weather mention · Winona County

“At 841 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Wabasha to near Rollingstone to 7 miles northwest of Rushford. Movement was northeast at 40 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Strong thunderstorms will be near...”

NWS severe weather mention · Winona County

Friday, April 17, 2026

2 SPC verified storm reports — hail up to 1.5"

NEXRAD radar during the Friday, April 17, 2026 storm activity in Winona County, Minnesota
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Sunday, April 12, 2026

1 NWS warning — hail up to 0.5"

“At 514 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Stewartville to Lanesboro to near Ridgeway. Movement was east at 40 mph. Hazard: Wind gusts up to 50 mph and half inch hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Winona County

Tuesday, March 31, 2026

1 NWS warning — hail up to 0.88"

“At 645 AM CDT, doppler radar indicated an area of storms approximately along and north of I-90 from southeast Minnesota into west-central Wisconsin. Up to nickel sized hail has been reported with these storms as well as frequent lightning. The storms are moving east at 55 mph. Hazard: Nickel size hail. Impact: Minor hail damage to vegetation is possible. A few locations impacted include...”

NWS severe weather mention · Winona County

Monday, March 16, 2026

4 NWS warnings — wind gusts up to 50 mph

“...WINTER STORM MOVING EAST. IMPACTS ONGOING ACROSS THE REGION... .Moderate to heavy snow continues across southwest Wisconsin with significant blowing and drifting due to strong gusts to 40 to 50 mph. Widespread heavy impacts are ongoing so the Blizzard Warning will continue in southwest Wisconsin until 1 PM.”

NWS severe weather mention · Winona County

“...BLIZZARD CONDITIONS INTO AT LEAST EARLY MORNING, BLOWING AND DRIFTING INTO AT LEAST MID-MORNING... .Moderate to heavy snow continues across southwest Wisconsin with significant blowing and drifting due to strong gusts to 40 to 50 mph. Widespread heavy impacts are ongoing so the Blizzard Warning will continue in these areas until midday.”

NWS severe weather mention · Winona County

Sunday, March 15, 2026

3 NWS warnings — wind gusts up to 55 mph

“...BLIZZARD CONDITIONS WITH ADDITIONAL SNOW MOVING IN THIS AFTERNOON... .The first round of this winter storm is will continue to exit east into eastern WI which will leave a brief lull across the area for the early afternoon. During this period, winds will begin to increase with wind gusts of 40 to 55 mph by the early evening.”

NWS severe weather mention · Winona County

“...BLIZZARD CONDITIONS WITH ADDITIONAL SNOW MOVING IN THIS AFTERNOON... .The first round of this winter storm is beginning to exit the area late this morning which will leave a brief lull across the area for the late morning and early afternoon. During this period, winds will begin to increase with wind gusts of 40 to 55 mph by the early evening.”

NWS severe weather mention · Winona County

Saturday, March 14, 2026

2 NWS warnings — wind gusts up to 50 mph

“...DANGEROUS WINTER STORM MOVES IN THIS EVENING... .A dangerous and potentially historic winter storm will move into the region this evening and continue through early Monday morning. Snow will move into the region this evening north of Interstate 90 with snowfall rates increasing throughout the overnight.”

NWS severe weather mention · Winona County

“...DANGEROUS WINTER STORM MOVES IN THIS EVENING... .A dangerous and potentially historic winter storm will move into the region this evening and continue through early Monday morning. Snow will move into the region this evening north of Interstate 90 with snowfall rates increasing throughout the overnight.”

NWS severe weather mention · Winona County

Friday, March 13, 2026

4 NWS warnings — wind gusts up to 70 mph

“WHAT...Northwest winds 35 to 45 mph with gusts up to 60 to 70 mph. These winds are already occurring! WHERE...Portions of north central and northeast Iowa and southeast Minnesota. WHEN...Until 10 AM CDT this morning. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Winona County

“WHAT...West winds 35 to 45 mph with gusts up to 60 mph. WHERE...Portions of north central and northeast Iowa and southeast Minnesota. WHEN...Until 10 AM CDT this morning. IMPACTS...Damaging winds will blow down trees and power lines. Some power outages are possible. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Winona County

Thursday, March 12, 2026

5 NWS warnings — wind gusts up to 65 mph

“WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected. WHERE...Portions of north central and northeast Iowa and southeast Minnesota. WHEN...From midnight tonight to 10 AM CDT Friday. IMPACTS...Damaging winds will blow down trees and power lines. Power outages are possible. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Winona County

“WHAT...West to northwest winds 30 to 40 mph with gusts up to 65 mph expected. WHERE...Portions of north central and northeast Iowa and southeast Minnesota. WHEN...From midnight tonight to 10 AM CDT Friday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Winona County

Wednesday, March 11, 2026

3 NWS warnings — wind gusts up to 60 mph

“WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. WHERE...Portions of north central and northeast Iowa and southeast Minnesota. WHEN...From midnight Thursday Night to 10 AM CDT Friday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Winona County

“WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible. WHERE...Portions of north central and northeast Iowa and southeast Minnesota. WHEN...From late Thursday night through Friday morning. IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles.”

NWS severe weather mention · Winona County

Friday, March 6, 2026

1 NWS warning — wind gusts up to 50 mph

“At 1107 AM CST, automated weather observations reported gusty showers along a line extending from near Eyota to near Le Roy. Movement was east at 35 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Winona, Preston, St.”

NWS severe weather mention · Winona County

Monday, December 29, 2025

1 NWS warning — wind gusts up to 50 mph

“...HAZARDOUS WINTER STORM THIS MORNING... .Areas of heavy snow and widespread strong northwest winds persist hazardous travel conditions this morning. Blizzard conditions due to blowing snow and 40 to 50 mph winds primarily affect open and unsheltered locations of northeast Iowa and southeast Minnesota.”

NWS severe weather mention · Winona County

Thursday, December 18, 2025

2 NWS warnings — wind gusts up to 50 mph

“...BURSTS OF HEAVY SNOW, GUSTY WINDS, REDUCED VISIBILITIES, AND FLASH FREEZE... .Numerous snow showers and gusty winds to 50 mph through this evening. Bursts of heavy snow combined with the gusty winds resulting in rapidly reduced visibilities and periods of whiteout conditions.”

NWS severe weather mention · Winona County

“...BURSTS OF HEAVY SNOW, GUSTY WINDS, REDUCED VISIBILITIES, AND FLASH FREEZE... .A cold front moves through the region this afternoon bringing scattered to numerous snow showers and gusty winds up to 50 mph through this evening.”

NWS severe weather mention · Winona County

Wednesday, December 10, 2025

1 NWS warning — wind gusts up to 50 mph

“...ROUND 2 OF SNOW ARRIVING... .The second round of snow is beginning to move into southeast Minnesota and the I-94 corridor in central Wisconsin. Prior to the arrival of the snow, patchy freezing drizzle will be possible. A light glaze of ice may be possible on untreated and exposed surfaces. This band of snow will continue to move through the area over the next several hours.”

NWS severe weather mention · Winona County

Tuesday, December 9, 2025

1 NWS warning — wind gusts up to 50 mph

“...ROUND 1 OF SNOW DEPARTING, ROUND 2 ARRIVES SHORTLY... .The first wave of moderate to heavy snow is exiting for areas along and south of I-94, with moderate to locally heavy snow continuing further northeast. A second round of snow moves in after midnight, which will be accompanied by stronger winds that could lead to blowing and drifting of the new snow and reduced visibilities.”

NWS severe weather mention · Winona County

Tuesday, November 25, 2025

1 NWS warning — wind gusts up to 55 mph

“...SNOW AND STRONG WINDS ON WEDNESDAY MORNING... .Rain will change over to snow overnight and into Wednesday morning across much of the local area with increasing wind gusts of 40 to 55 mph at times. In combination with these strong wind gusts, accumulating snow near and north of Interstate 90 will result in slippery road conditions and visibility reductions.”

NWS severe weather mention · Winona 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 Winona County, MN?

The most recent recorded event was in September 2026. Official NWS and SPC records show 55 severe weather events in Winona County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.

Has there been hail in Winona County recently?

Yes — 16 hail reports in the last 12 months, with hail up to 1.75" recorded.

How do I check whether a specific address was affected?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property — 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.