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Storm ActivityWisconsin Storm ActivityGreen Lake County, WI
Wisconsin · Official NOAA Storm Data

Green Lake 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 Green Lake County, Wisconsin recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 16 hail reports with hail up to 1", among 37 severe weather events logged here in the last 12 months, together with 21 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 Green Lake County, Wisconsin showing the county boundary and surrounding cities
Green Lake County, Wisconsin. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

Green Lake County hail map

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

37
Events (12 mo)
16
Hail
21
Wind
0
Tornado
1"
Max hail
70
Max wind (mph)
September 2026
Most recent

What the radar showed

Radar snapshot during the Jun 10, 2026 wind event near 3 E Princeton, Green Lake County, Wisconsin, with NWS warning polygons
NEXRAD radar at the moment of the Jun 10, 2026 wind event (70 mph) near 3 E Princeton. 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 Green Lake County

Current NEXRAD radar over Green Lake County, Wisconsin with recent storm report locations
Current radar over the Green Lake 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 3 storm days · 1 SPC verified report · 4 NWS warnings — hail to 0.88", wind to 61 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

1 NWS warning — hail up to 0.75"

“At 247 AM CDT, Doppler radar was tracking a strong thunderstorm near Montello, or 12 miles northeast of Portage, moving southeast at 30 mph. Hazard: Penny size hail. Impact: Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Green Lake County

Wednesday, July 1, 2026

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

NEXRAD radar during the Wednesday, July 1, 2026 storm activity in Green Lake 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.

“From social media. Time est from radar. (MKX)”

SPC verified report · Markesan

“At 804 AM CDT, Doppler radar was tracking a strong thunderstorm 7 miles southeast of Montello, or 16 miles northeast of Portage, moving northeast at 30 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 · Green Lake County

Wednesday, June 24, 2026

1 NWS warning — hail up to 0.75"

“At 502 PM CDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Napowan Scout Camp to near Wautoma to 7 miles west of Westfield. Movement was east at 20 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.”

NWS severe weather mention · Green Lake County

Tuesday, June 16, 2026

2 NWS warnings — hail up to 0.75"

NEXRAD radar during the Tuesday, June 16, 2026 storm activity in Green Lake 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 101 PM CDT, Doppler radar was tracking a strong thunderstorm near Princeton, or 10 miles southwest of Berlin, moving northeast at 15 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 hail damage to vegetation is possible. Locations impacted include... Berlin, Princeton, and Green Lake.”

NWS severe weather mention · Green Lake County

“At 1207 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 6 miles north of Portage to near Cambria. Movement was east at 10 mph. Hazard: Penny size hail. Impact: Minor hail damage to vegetation is possible. Accumulating hail is possible. Locations impacted include... Randolph, Manchester, Friesland, Kingston, and Dalton.”

NWS severe weather mention · Green Lake County

Thursday, June 11, 2026

1 NWS warning — wind gusts up to 60 mph

“WHAT...Easterly winds up to 60 mph expected as drying showers move eastward through the area. WHERE...Columbia, Green Lake, Marquette, and Sauk Counties. WHEN...Until 2 PM CDT this afternoon. IMPACTS...Damaging winds may blow down trees and power lines. Power outages are possible. Travel may become difficult, especially for high profile vehicles.”

NWS severe weather mention · Green Lake County

Wednesday, June 10, 2026

3 SPC verified storm reports — wind gusts up to 70 mph

NEXRAD radar during the Wednesday, June 10, 2026 storm activity in Green Lake 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.

“Large branches down. Picture from social media. Time est from radar. (MKX)”

SPC verified report · 3 WNW Ripon

“Large tree trunk snapped. Picture from social media. Time estimated from radar. (MKX)”

SPC verified report · Markesan

Friday, June 5, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Friday, June 5, 2026 storm activity in Green Lake 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 844 PM CDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from Kaukauna to 6 miles northwest of Markesan. 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. Locations impacted include...”

NWS severe weather mention · Green Lake County

Saturday, May 16, 2026

1 NWS warning — hail up to 0.5"

“At 1210 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Portage to near Pardeeville to near Rio. 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. Locations impacted include...”

NWS severe weather mention · Green Lake County

Monday, April 27, 2026

1 NWS warning — hail up to 0.25"

“At 858 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Pardeeville to Rio to near Poynette. Movement was east at 40 mph. Hazard: Wind gusts of 50 to 55 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. Locations impacted include...”

NWS severe weather mention · Green Lake County

Tuesday, April 14, 2026

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

NEXRAD radar during the Tuesday, April 14, 2026 storm activity in Green Lake 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 101 AM CDT, Doppler radar was tracking strong wind gusts persisting across the area. While the line of storms is well to the east, these wind gusts will continue for the next 30 minutes. 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 · Green Lake County

“Photo from social media with a quarter for comparison. (MKX)”

SPC verified report · Princeton

Monday, April 13, 2026

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

“At 409 PM CDT, Doppler radar was tracking a cluster of strong thunderstorms over Portage, moving northeast at 40 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 hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Green Lake County

“One tree down near Dalton. Time estimated from radar. (MKX)”

SPC verified report · 4 SW Kingston

Sunday, April 12, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Sunday, April 12, 2026 storm activity in Green Lake 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 601 PM CDT, Doppler radar was tracking gusty showers along a line extending from 7 miles north of Portage to near Cambria. 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. Locations impacted include...”

NWS severe weather mention · Green Lake County

Wednesday, April 8, 2026

2 NWS warnings — wind gusts up to 50 mph

NEXRAD radar during the Wednesday, April 8, 2026 storm activity in Green Lake 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 515 PM CDT, Doppler radar was tracking gusty showers along a line extending from 10 miles east of Fremont to near Poynette to near Darlington. Movement was northeast at 50 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 · Green Lake County

“At 411 PM CDT, Doppler radar was tracking gusty showers along a line extending from near Plainfield to 8 miles northeast of Spring Green to near Hazel Green. Movement was east at 50 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 · Green Lake County

Tuesday, March 31, 2026

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

NEXRAD radar during the Tuesday, March 31, 2026 storm activity in Green Lake 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: Quarter (1.00 in.). (MKX)”

SPC verified report · Princeton

“At 1151 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near High Cliff State Park to 7 miles northeast of Pardeeville. Movement was east at 30 mph. Hazard: Half inch hail. Impact: Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Green Lake County

Friday, March 13, 2026

1 NWS warning — wind gusts up to 60 mph

“WHAT...West winds 25 to 35 mph with gusts up to 60 mph. WHERE...Portions of east central, south central, and southeast Wisconsin. WHEN...Until 4 PM CDT this afternoon. 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 · Green Lake County

Thursday, March 12, 2026

4 NWS warnings — wind gusts up to 60 mph

“WHAT...Initially, south winds 20 to 30 mph with gusts up to 60 mph expected, particularly within precipitation. Then, west winds 20 to 30 mph with gusts up to 60 mph expected. WHERE...Portions of east central, south central, and southeast Wisconsin. WHEN...Until 4 PM CDT Friday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected.”

NWS severe weather mention · Green Lake County

“WHAT...Initially, south winds 20 to 30 mph with gusts up to 60 mph expected, particularly within precipitation. Then, west winds 20 to 30 mph with gusts up to 60 mph expected. WHERE...Portions of east central, south central, and southeast Wisconsin. WHEN...10 PM Tonight Until 4 PM CDT Friday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected.”

NWS severe weather mention · Green Lake County

Wednesday, March 11, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...Overnight southerly winds 25 to 30 mph gusting up to 50 mph. Then, during the day Friday, west winds 25 to 35 mph with gusts up to 50 mph expected. WHERE...Portions of east central, south central, and southeast Wisconsin. WHEN...From midnight Thursday Night to 6 PM CDT Friday. IMPACTS...Gusty winds will blow around unsecured objects.”

NWS severe weather mention · Green Lake County

Sunday, December 28, 2025

1 NWS warning — wind gusts up to 55 mph

“WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph expected. A few gusts to 55 mph may occur along the Lake Michigan shoreline. WHERE...Portions of east central, south central, and southeast Wisconsin. WHEN...From 6 PM this evening to 6 PM CST Monday. 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 · Green Lake County

Saturday, December 27, 2025

2 NWS warnings — wind gusts up to 55 mph

“WHAT...Snow expected. Total snow accumulations between 2 and 5 inches. Winds gusting as high as 50 to 55 MPH, highest near Lake Michigan. WHERE...Portions of east central, south central, and southeast Wisconsin. WHEN...From 6 PM Sunday to noon CST Monday. IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility.”

NWS severe weather mention · Green Lake County

“WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph expected. A few gusts to 55 mph may occur along the Lake Michigan shoreline. WHERE...Portions of east central, south central, and southeast Wisconsin. WHEN...From 6 PM Sunday to 6 PM CST Monday. 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 · Green Lake 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 Green Lake County, WI?

The most recent recorded event was in September 2026. Official NWS and SPC records show 37 severe weather events in Green Lake 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 Green Lake County recently?

Yes — 16 hail reports in the last 12 months, with hail up to 1" 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 Green Lake 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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