Brown 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 Brown County, Wisconsin recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 36 hail reports with hail up to 1.75", among 57 severe weather events logged here in the last 12 months, together with 21 high-wind reports with gusts up to 60 mph. The most recent recorded storm activity was in August 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.
What the radar showed
Last 30 days in Brown County
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
1 NWS warning — hail up to 0.75"
“At 313 AM CDT, Doppler radar was tracking a strong thunderstorm 6 miles south of Pulaski, or 14 miles west of Green Bay, 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. The strong thunderstorm will be near... Pulaski around 320 AM CDT.”
- Hail 0.75" Brown County NWS severe weather mention
Monday, July 27, 2026
2 NWS warnings — hail up to 0.75"
“At 348 AM CDT, Doppler radar was tracking a strong thunderstorm 8 miles north of Pulaski, or 18 miles east of Shawano, moving southeast at 45 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. The strong thunderstorm will be near... Pulaski around 355 AM CDT.”
“At 426 AM CDT, Doppler radar was tracking strong thunderstorm from the southern bay of Green Bay to Luxemburg, moving southeast 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. Minor hail damage to vegetation is possible. This strong thunderstorm will be near... Luxemburg around 430 AM CDT.”
- Hail 0.75" Brown County NWS severe weather mention
- Hail 0.25" Brown County NWS severe weather mention
Sunday, July 19, 2026
1 SPC verified storm report
- Wind Unknown 1 W Green Bay SPC verified report
Wednesday, July 8, 2026
1 SPC verified storm report
- Wind Unknown Bellevue 118 CAMILLA LA SPC verified report
Wednesday, July 1, 2026
2 SPC verified storm reports · 1 NWS warning — hail up to 0.25"
“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.”
- Hail 0.25" Brown County NWS severe weather mention
- Wind Unknown Green Bay SPC verified report
- Wind Unknown 1 WSW Ashwaubenon SPC verified report
Tuesday, June 30, 2026
1 SPC verified storm report · 3 NWS warnings — hail up to 0.5", wind gusts up to 60 mph
“The wind gusted to 60 mph at Green Bay Airport Tower. (GRB)”
“At 633 PM CDT, Doppler radar was tracking a strong thunderstorm over Luxemburg, or 9 miles south of Bay Shore Park, 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. The strong thunderstorm will be near... Luxemburg around 635 PM CDT. Kewaunee and Kewaunee Pierhead Light around 650 PM CDT.”
- Wind 60 mph 3 ESE Oneida SPC verified report
- Wind 50 mph Brown County NWS severe weather mention
- Hail 0.5" Brown County NWS severe weather mention
- Hail 0.25" Brown County NWS severe weather mention
Wednesday, June 24, 2026
2 SPC verified storm reports · 4 NWS warnings — hail up to 1.75"
“At 513 PM CDT, Doppler radar was tracking a line of strong thunderstorms extending from 6 miles northeast of Pulaski to 7 miles west of Pulaski, or extending from 17 miles northwest of Green Bay to 13 miles southeast of Shawano, moving southeast at 30 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.”
“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.”
- Hail 1.75" 2 SW Howard SPC verified report
- Hail 1.75" Pulaski SPC verified report
- Hail 0.88" Brown County NWS severe weather mention
- Hail 0.75" Brown County NWS severe weather mention
- Hail 0.75" Brown County NWS severe weather mention
- Hail 0.25" Brown County NWS severe weather mention
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...”
- Hail 0.5" Brown County NWS severe weather mention
Wednesday, June 10, 2026
2 NWS warnings — hail up to 0.75", wind gusts up to 50 mph
“At 414 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Luxemburg to 8 miles southeast of Two Creeks. Movement was northeast at 55 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... Kewaunee and Luxemburg around 420 PM CDT. Algoma around 430 PM CDT.”
“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.”
- Wind 50 mph Brown County NWS severe weather mention
- Hail 0.75" Brown County NWS severe weather mention
Friday, June 5, 2026
1 NWS warning — wind gusts up to 50 mph
“At 823 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles southeast of Pulaski to near Lake Poygan. Movement was southeast at 35 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... Green Bay around 830 PM CDT.”
- Wind 50 mph Brown County NWS severe weather mention
Thursday, June 4, 2026
4 SPC verified storm reports
- Wind Unknown 1 N New Franken SPC verified report
- Wind Unknown 3 SSE Kunesh SPC verified report
- Wind Unknown 2 NW Ashwaubenon SPC verified report
- Wind Unknown 1 E Suamico SPC verified report
Tuesday, May 26, 2026
1 NWS warning — hail up to 0.25"
“At 518 PM CDT, Doppler radar was tracking a strong thunderstorm 9 miles northeast of Pulaski, or 19 miles northwest of Bay Shore Park, moving southeast at 15 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. The strong thunderstorm will be near...”
- Hail 0.25" Brown County NWS severe weather mention
Sunday, May 17, 2026
3 NWS warnings — hail up to 0.5"
“At 429 PM CDT, Doppler radar was tracking a strong thunderstorm 9 miles west of Denmark, or 13 miles south of Green Bay, moving northeast at 40 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. This strong thunderstorm will be near... Denmark around 440 PM CDT.”
“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...”
- Hail 0.5" Brown County NWS severe weather mention
- Hail 0.25" Brown County NWS severe weather mention
- Hail 0.25" Brown County NWS severe weather mention
Monday, April 13, 2026
4 NWS warnings — hail up to 0.75"
“At 926 PM CDT, the public reported a strong thunderstorm 7 miles southwest of Pulaski, or 15 miles west of Green Bay, moving east at 55 mph. Hazard: Penny size hail. Impact: Minor hail damage to vegetation is possible. Locations impacted include... Green Bay, Bay Shore Park, Pulaski, Bellevue, Oneida, Howard, Ashwaubenon, Allouez, Suamico, and Hobart.”
“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...”
- Hail 0.75" Brown County NWS severe weather mention
- Hail 0.5" Brown County NWS severe weather mention
- Hail 0.5" Brown County NWS severe weather mention
- Hail 0.5" Brown County NWS severe weather mention
Sunday, April 12, 2026
1 SPC verified storm report · 1 NWS warning — hail up to 1.25", wind gusts up to 50 mph
“Quarter sized to half dollar sized hail. Corner of Allard Ave. and Camm Place. (GRB)”
“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...”
- Hail 1.25" 2 WNW Green Bay SPC verified report
- Wind 50 mph Brown County NWS severe weather mention
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.”
- Wind 50 mph Brown County NWS severe weather mention
Thursday, April 2, 2026
1 NWS warning — hail up to 0.25"
“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...”
- Hail 0.25" Brown County NWS severe weather mention
Tuesday, March 31, 2026
4 NWS warnings — hail up to 0.88"
“At 1100 AM CDT, Doppler radar was tracking a strong thunderstorm over Luxemburg, or 7 miles south of Bay Shore Park, moving 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. This strong thunderstorm will be near... Luxemburg around 1105 AM CDT.”
“At 1056 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 6 miles west of Bellevue to 10 miles west of Menasha. Movement was east at 45 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 hail damage to vegetation is possible. Strong thunderstorms will be near...”
- Hail 0.88" Brown County NWS severe weather mention
- Hail 0.88" Brown County NWS severe weather mention
- Hail 0.75" Brown County NWS severe weather mention
- Hail 0.5" Brown County NWS severe weather mention
Monday, March 30, 2026
2 SPC verified storm reports · 1 NWS warning — hail up to 1.75"
“Report from mPING: Golf Ball (1.75 in.). (GRB)”
“At 1058 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Mosinee to near Bevent to 9 miles southeast of Wittenberg. Movement was east at 30 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.”
- Hail 1.75" 2 N Ashwaubenon SPC verified report
- Hail 1.5" 3 NW Ashwaubenon SPC verified report
- Hail 0.88" Brown County NWS severe weather mention
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.”
“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.”
- Wind 50 mph Brown County NWS severe weather mention
- Wind 50 mph Brown County NWS severe weather mention
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.”
“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.”
- Wind 50 mph Brown County NWS severe weather mention
- Wind 50 mph Brown County NWS severe weather mention
- Wind 50 mph Brown County NWS severe weather mention
- Wind 50 mph Brown County NWS severe weather mention
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.”
- Hail 0.5" Brown County NWS severe weather mention
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.”
- Wind 50 mph Brown County NWS severe weather mention
Today's severe weather outlook
Common questions
When was the last severe storm in Brown County, WI?
The most recent recorded event was in August 2026. Official NWS and SPC records show 57 severe weather events in Brown 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 Brown County recently?
Yes — 36 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.