Hail History

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Hail history for Sun Prairie, WI

Last hail within 10 milesAug 9, 20260.75 in (penny)
Hail days, last 12 months2
Largest hail since 20064 in (grapefruit)Apr 14, 2026
Hail days since 200644
Days with hail 1 inch or larger27
Tornadoes within 10 miles5
Damaging wind reports within 10 miles68

Hail has been reported within 10 miles of Sun Prairie on 44 days since 2006. The largest stones measured 4 in (grapefruit) on Apr 14, 2026. Hail is most common here in May and June.

Sun Prairie ranks #337 for hail days among the 1,399 U.S. cities of 25,000 to 100,000 people. See the ranking →

Recent hail near Sun Prairie

DateHail sizeWhereSource
Aug 9, 20260.75 in
penny		Windsor
1 hail report · closest 6 mi from Sun Prairie		NWS storm report (preliminary)
Apr 14, 20264 in
grapefruit		Burke, North Madison, Mendota
36 hail reports · closest near the center of Sun Prairie		NOAA Storm Events
May 15, 20252.25 inSeminary Spgs, Truax Field Madis, Madison Truax Airport
10 hail reports · closest near the center of Sun Prairie		NOAA Storm Events
Apr 18, 20251 in
quarter		Cottage Grove, De Forest
4 hail reports · closest 7 mi from Sun Prairie		NOAA Storm Events

One row per day: the largest hail reported that day within 10 miles, the places and the number of reports.

Hail days near Sun Prairie by year

806307108109210511112113214152164171181920121422123324225226

When hail season peaks near Sun Prairie

Of the 44 hail days since 2006, most fell in May (10) and June (8).

Jan1Feb2Mar6Apr10May8Jun4Jul7Aug2Sep3Oct1NovDec

Largest hail storms near Sun Prairie

Apr 14, 2026 · 4 in (grapefruit) · Burke (6 mi from Sun Prairie)

National Weather Service description (English): Trained spotter confirms 4 inch diameter hail east of Maple Bluff. Size confirmed via photograph. Time confirmed via radar data.

Apr 13, 2006 · 3 in (tea cup) · Cottage Grove (7 mi from Sun Prairie)

May 15, 2017 · 2.5 in (tennis ball) · Windsor (7 mi from Sun Prairie)

Jun 13, 2022 · 2.25 in · Sun Prairie (0 mi from Sun Prairie)

May 15, 2025 · 2.25 in · Seminary Spgs (7 mi from Sun Prairie)

Tornadoes within 10 miles of Sun Prairie

DateRatingWherePath
Jun 22, 2024EF1Marshall
8 mi from Sun Prairie		3.5 mi long, 300 yd wide
Oct 7, 2017EF0Maple Bluff
10 mi from Sun Prairie		9.7 mi long, 100 yd wide
Jul 22, 2010EF0York Center
10 mi from Sun Prairie		3.0 mi long, 30 yd wide
Jun 7, 2008EF0Token Creek
3 mi from Sun Prairie		0.2 mi long, 25 yd wide
Jun 7, 2008EF0Cottage Grove Airport
7 mi from Sun Prairie		0.5 mi long, 25 yd wide

Damaging thunderstorm winds near Sun Prairie

68 reports of damaging thunderstorm wind within 10 miles of Sun Prairie since 2006, on 39 days. The strongest measured gust was 84 mph on Jun 28, 2008.

DateStrongest gustWhereSource
Jul 2, 202655 mph, measuredWindsor
1 wind report		NWS storm report (preliminary)
Jun 10, 202664 mph, measuredSun Prairie, Windsor, Deansville
3 wind reports		NOAA Storm Events
Apr 14, 202681 mph, estimatedDe Forest, East Bristol, Token Creek
3 wind reports		NOAA Storm Events
Jul 16, 202570 mph, estimatedEast Bristol, North Bristol
2 wind reports		NOAA Storm Events
May 15, 202558 mph, estimatedCottage Grove
1 wind report		NOAA Storm Events
Aug 6, 202464 mph, estimatedMaple Bluff
1 wind report		NOAA Storm Events
Jun 21, 202458 mph, estimatedSun Prairie
1 wind report		NOAA Storm Events
May 21, 202464 mph, estimatedMendota, Windsor, Madison Truax Airport
8 wind reports		NOAA Storm Events
May 7, 202464 mph, estimatedSun Prairie
1 wind report		NOAA Storm Events
Jul 28, 202358 mph, measuredTruax Field Madis
1 wind report		NOAA Storm Events

Severe thunderstorm wind means gusts of 58 mph or more, or wind that caused damage. Measured gusts come from weather stations; estimated ones from spotters and damage surveys.

Filing a roof or car hail claim?

Insurers ask for the date of loss. The dates on this page are when hail was reported near Sun Prairie; hail can hit one street and miss the next, so a report is not proof of damage at your address. A licensed roofer or your insurance adjuster can inspect the roof. Many policies set a time limit for filing a claim — check yours.

Nearby cities

Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then). Distances are measured from the center of Sun Prairie.

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