Hail in Wisconsin, April 27, 2026

Name: Hail in Wisconsin, April 27, 2026
Start: 2026-04-27T19:22
End: 2026-04-27T19:22
Location: Wisconsin

April 27, 2026 · NWS MKX · 1 event in 1 county or zone

Scattered thunderstorms developed along a cold front. One storm produced large hail near Lake Wisconsin.

Where it happened

Every event with a place to put it. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS MKX wrote it up.

Scattered thunderstorms developed along a cold front. One storm produced large hail near Lake Wisconsin.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Milwaukee, WI wrote its last area forecast discussion before the first event at Apr 27, 12:40 PM CST, 6 hours 42 minutes earlier.

Area forecast discussion, Apr 27, 12:40 PM CST, 6 hours 42 minutes before

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Hazardous weather outlook, Apr 27, 12:07 PM CST, 7 hours 15 minutes before

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In the hours before

Local storm report, Apr 27, 3:45 PM CST, 3 hours 37 minutes before

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Local storm report, Apr 27, 3:57 PM CST, 3 hours 25 minutes before

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Local storm report, Apr 27, 4:04 PM CST, 3 hours 18 minutes before

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Local storm report, Apr 27, 4:24 PM CST, 2 hours 58 minutes before

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Local storm report, Apr 27, 4:37 PM CST, 2 hours 45 minutes before

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Local storm report, Apr 27, 5:13 PM CST, 2 hours 9 minutes before

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The radar

The Milwaukee radar (KMKX), 99 km away, was scanning. The volume nearest the first event began at 01:21 UTC.

Open the radar archive at this moment

Event by event

1 hail. Local standard time, as filed.

Hail, Sauk

When: April 27, 7:22 PM CST
Where: Sauk County, 2.07 mi N of Merrimac
Measured: 1 in hail
Reported by: Emergency Manager
Coordinates: 43.400, -89.620

What these are

Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Wisconsin in 2026 Every state in 2026 This day in weather history Warnings in Wisconsin, April 2026

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 1335075.