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Storm ActivityWisconsin Storm ActivityCalumet County, WI
Wisconsin · Official NOAA Storm Data

Calumet County Hail Map & Storm Reports

Hail, wind, and tornado reports from official NOAA sources (NWS & SPC) · Last 12 months · Updated Sep 14, 2026

Has it hailed in Calumet County, Wisconsin recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 27 hail reports with hail up to 1.75", among 44 severe weather events logged here in the last 12 months, together with 17 high-wind reports with gusts up to 50 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 Calumet County, Wisconsin showing the county boundary and surrounding cities
Calumet County, Wisconsin. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

Calumet County hail map

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

44
Events (12 mo)
27
Hail
17
Wind
0
Tornado
1.75"
Max hail
50
Max wind (mph)
September 2026
Most recent

What the radar showed

Radar snapshot during the Mar 29, 2026 hail event near 1 N Stockbridge, Calumet County, Wisconsin, with NWS warning polygons
NEXRAD radar at the moment of the Mar 29, 2026 hail event (1.75") near 1 N Stockbridge. 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 Calumet County

Current NEXRAD radar over Calumet County, Wisconsin with recent storm report locations
Current radar over the Calumet 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 2 storm days · 1 SPC verified report · 1 NWS warning — hail to 0.5" Exact dates & locations in app →
August 2026 1 storm day · 1 NWS warning — hail to 0.5" 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.

Monday, July 27, 2026

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

NEXRAD radar during the Monday, July 27, 2026 storm activity in Calumet County, Wisconsin
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Report from former NWS meteorologist. (GRB)”

SPC verified report · 1 NE Darboy

“At 1247 AM CDT, Doppler radar was tracking a line of strong thunderstorms extending from 7 miles west of Menasha to 6 miles east of Napowan Scout Camp, or extending from 9 miles west of Appleton to 14 miles south of Waupaca, moving southeast at 35 mph. Hazard: Wind gusts up to 30 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects.”

NWS severe weather mention · Calumet County

Wednesday, July 8, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Wednesday, July 8, 2026 storm activity in Calumet County, Wisconsin
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 456 PM CDT, Doppler radar was tracking a strong thunderstorm over Northern Lake Winnebago, or 9 miles south of Appleton, moving east at 30 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. The strong thunderstorm will be near... Northern Lake Winnebago, Central Lake Winnebago, Menasha and Appleton around 500 PM CDT.”

NWS severe weather mention · Calumet County

Wednesday, July 1, 2026

1 SPC verified storm report · 2 NWS warnings — hail up to 0.5"

“At 903 AM CDT, Doppler radar was tracking a strong thunderstorm over St Anna, or 24 miles east of Oshkosh, moving northeast 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. The strong thunderstorm will be near... St Anna around 905 AM CDT.”

NWS severe weather mention · Calumet County

“At 1021 PM CDT, Doppler radar was tracking a line of strong thunderstorms extending from 8 miles southwest of Green Bay to 7 miles southwest of Menasha, or extending from 8 miles southwest of Green Bay to 10 miles north of Oshkosh, moving east at 30 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 · Calumet County

Tuesday, June 30, 2026

1 NWS warning — hail up to 0.25"

“At 1022 AM CDT, Doppler radar was tracking an area of strong thunderstorms 6 miles southwest of Black Creek, or 13 miles northwest of Appleton, moving east at 45 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. The strong thunderstorms will be near...”

NWS severe weather mention · Calumet County

Wednesday, June 24, 2026

1 NWS warning — hail up to 0.75"

“At 702 PM CDT, Doppler radar was tracking a line of strong thunderstorms extending from near Bellevue Town to 5 miles northeast of Kaukauna, or extending from near Green Bay to 11 miles east of Appleton, moving southeast 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.”

NWS severe weather mention · Calumet County

Tuesday, June 16, 2026

1 NWS warning — hail up to 0.5"

“At 106 PM CDT, Doppler radar was tracking a line of strong thunderstorms extending from 6 miles northwest of Pulaski to 9 miles south of Oshkosh, moving east at 20 mph. Hazard: Wind gusts up to 30 mph and half inch size hail. Impact: Small hail can be expected. Locations impacted include...”

NWS severe weather mention · Calumet County

Thursday, June 11, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Thursday, June 11, 2026 storm activity in Calumet County, Wisconsin
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 635 PM CDT, Doppler radar was tracking a line of strong thunderstorms extending from 6 miles south of St Anna to 13 miles southeast of Cleveland, or extending from 27 miles southeast of Oshkosh to 23 miles south of Manitowoc, moving east at 65 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 · Calumet County

Wednesday, June 10, 2026

1 SPC verified storm report · 1 NWS warning — hail up to 0.75"

“At 950 AM CDT, Doppler radar was tracking a line of strong thunderstorms extending from 13 miles south of Pound to 9 miles west of Menasha, or extending from 24 miles northwest of Bay Shore Park to 11 miles west of Appleton, moving east at 30 mph. Hazard: Wind gusts up to 40 to 45 mph mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects.”

NWS severe weather mention · Calumet County

“Trees and power lines down at 10/114. (GRB)”

SPC verified report · 3 SE Darboy

Friday, June 5, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Friday, June 5, 2026 storm activity in Calumet County, Wisconsin
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 strong thunderstorms along a line extending from near Little Chute to near Menasha to Berlin. Movement was southeast at 30 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 · Calumet County

Sunday, May 17, 2026

2 SPC verified storm reports · 4 NWS warnings — hail up to 0.25"

NEXRAD radar during the Sunday, May 17, 2026 storm activity in Calumet County, Wisconsin
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 344 PM CDT, Doppler radar was tracking strong thunderstorms near Menasha, or near Appleton, moving northeast at 40 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 hail damage to vegetation is possible. This strong thunderstorm will be near...”

NWS severe weather mention · Calumet County

“At 314 PM CDT, Doppler radar was tracking a strong thunderstorm over Chilton, or 20 miles southeast of Appleton, 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 hail damage to vegetation is possible.”

NWS severe weather mention · Calumet County

Tuesday, April 14, 2026

1 NWS warning — hail up to 0.75"

“At 719 PM CDT, Doppler radar was tracking a line of strong thunderstorms extending from 5 miles northeast of Rush Lake to over Central Lake Winnebago, or extending from 11 miles west of Oshkosh to 5 miles east of Oshkosh, moving northeast at 35 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.”

NWS severe weather mention · Calumet County

Monday, April 13, 2026

2 NWS warnings — hail up to 0.75"

NEXRAD radar during the Monday, April 13, 2026 storm activity in Calumet County, Wisconsin
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 1126 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Denmark to near Chilton to near Central Lake Winnebago to Oshkosh to 8 miles south of Wautoma. Movement was east at 30 mph. Hazard: Wind gusts up to 30 mph, penny size hail and torrential rainfall. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects.”

NWS severe weather mention · Calumet County

“At 1034 PM CDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from 7 miles northeast of New London to 11 miles east of Fremont to near Berlin to 8 miles north of Montello. Movement was east at 40 mph. Hazard: Half inch hail and torrential rainfall. Impact: Minor hail damage to vegetation is possible. Strong thunderstorms will be near...”

NWS severe weather mention · Calumet County

Sunday, April 12, 2026

1 NWS warning — wind gusts up to 50 mph

“At 522 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles southeast of Clintonville to near Kaukauna to near Cleveland. Movement was northeast at 45 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 · Calumet County

Wednesday, April 8, 2026

1 NWS warning — wind gusts up to 50 mph

“Southerly winds will gust 40 to 50 mph through early this evening from central to east-central WI, and also near the lakeshore. Expect the winds to diminish after 6 or 7 PM. These strong gusts will make driving high profile vehicles difficult, especially along west to east oriented roads. The strong winds may also break smaller tree limbs and blow around any unsecured objects.”

NWS severe weather mention · Calumet County

Thursday, April 2, 2026

2 NWS warnings — hail up to 0.5"

“At 729 PM CDT, Doppler radar was tracking strong thunderstorms extending from near Brandon to near Campbellsport. Movement was northeast at 50 mph. Hazard: Wind gusts up to 40 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 · Calumet County

“At 809 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from Hartman Creek State Park to near Menasha to 8 miles southeast of Two Creeks. Movement was northeast at 55 mph. Hazard: Pea size hail and brief torrential rainfall. Impact: Minor hail damage to vegetation is possible. Strong thunderstorms will be near...”

NWS severe weather mention · Calumet County

Tuesday, March 31, 2026

4 NWS warnings — hail up to 0.88"

NEXRAD radar during the Tuesday, March 31, 2026 storm activity in Calumet County, Wisconsin
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 1153 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 8 miles southeast of Kewaunee to 7 miles northeast of Rosendale. Movement was east at 45 mph. Hazard: Wind gusts up to 30 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.”

NWS severe weather mention · Calumet County

“At 1124 AM CDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from 6 miles north of Oshkosh to near Berlin. Movement was east at 50 mph. Hazard: Wind gusts up to 30 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. Strong thunderstorms will be near...”

NWS severe weather mention · Calumet County

Monday, March 30, 2026

1 NWS warning — hail up to 0.5"

“At 1049 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Oshkosh to near Central Lake Winnebago to near Southern Lake Winnebago. Movement was east at 60 mph. Hazard: Wind gusts up to 30 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.”

NWS severe weather mention · Calumet County

Sunday, March 29, 2026

2 SPC verified storm reports — hail up to 1.75"

NEXRAD radar during the Sunday, March 29, 2026 storm activity in Calumet County, Wisconsin
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Report from mPING: Golf Ball (1.75 in.). (GRB)”

SPC verified report · 1 N Stockbridge

“Report from mPING: Quarter (1.00 in.). (GRB)”

SPC verified report · 1 S Brillion

Friday, March 13, 2026

2 NWS warnings — wind gusts up to 50 mph

“WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph. WHERE...Portage, Waushara, Wood, Calumet, Manitowoc, Winnebago, Brown, Kewaunee, Outagamie, and Waupaca Counties. WHEN...Until 6 PM CDT this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Calumet County

“WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. WHERE...Portage, Waushara, Wood, Calumet, Manitowoc, Winnebago, Brown, Kewaunee, Outagamie, and Waupaca Counties. WHEN...Until 6 PM CDT this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Calumet County

Thursday, March 12, 2026

4 NWS warnings — wind gusts up to 50 mph

“WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. WHERE...Portage, Waushara, Wood, Calumet, Manitowoc, Winnebago, Brown, Kewaunee, Outagamie, and Waupaca Counties. WHEN...Until 6 PM CDT Friday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Calumet County

“WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. WHERE...Portage, Waushara, Wood, Calumet, Manitowoc, Winnebago, Brown, Kewaunee, Outagamie, and Waupaca Counties. WHEN...From midnight tonight to 6 PM CDT Friday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Calumet County

Wednesday, February 18, 2026

1 NWS warning — hail up to 0.5"

“At 437 AM CST, trained weather spotters reported strong thunderstorms along a line extending from 12 miles west of Clintonville to near Campbellsport. Movement was northeast at 50 mph. Hazard: Half inch hail. Impact: Minor hail damage to vegetation is possible. Strong thunderstorms will be near... Oshkosh, New London, Northern Lake Winnebago, and Central Lake Winnebago around 440 AM CST.”

NWS severe weather mention · Calumet County

Sunday, December 28, 2025

1 NWS warning — wind gusts up to 50 mph

“Due to increased confidence across parts of Door County, especially northern Door County, for wind gusts of 50 mph or greater and, subsequently, the expectation of visibility to be reduced to less than 1/4 of a mile for several hours, have upgraded Door County to a Blizzard Warning. WHAT...Heavy snow expected. Total snow accumulations between 4 and 6 inches.”

NWS severe weather mention · Calumet 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 Calumet County, WI?

The most recent recorded event was in September 2026. Official NWS and SPC records show 44 severe weather events in Calumet 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 Calumet County recently?

Yes — 27 hail reports in the last 12 months, with hail up to 1.75" 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 Calumet 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 HailyAPI 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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