A surge of relatively mild, moist, and unstable air aloft brought rounds of strong to severe thunderstorms to southern WI. Numerous reports of large hail were received. Flash flooding and general flooding occurred in urban areas.

Hail in DANE, WISCONSIN
From 19-APR-23 09:28:00 to 19-APR-23 09:28:00 (CST-6)
Location: MADISON MOREY ARPT
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Hail in DANE, WISCONSIN
From 19-APR-23 09:42:00 to 19-APR-23 09:42:00 (CST-6)
Location: CAMP RANDALL STADIUM
Magnitude: 0.75 
Crop damage: 0.00K
Reported by: Public

Hail in DANE, WISCONSIN
From 19-APR-23 09:29:00 to 19-APR-23 09:34:00 (CST-6)
Location: ASHTON CORNERS
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

Multiple reports of quarter size hail north of Middleton.

Hail in DANE, WISCONSIN
From 19-APR-23 09:35:00 to 19-APR-23 09:40:00 (CST-6)
Location: WAUNAKEE
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Hail in LAFAYETTE, WISCONSIN
From 19-APR-23 11:05:00 to 19-APR-23 11:05:00 (CST-6)
Location: BENTON
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in LAFAYETTE, WISCONSIN
From 19-APR-23 11:10:00 to 19-APR-23 11:10:00 (CST-6)
Location: SHULLSBURG
Magnitude: 1.25 
Crop damage: 0.00K
Reported by: Public

Hail in LAFAYETTE, WISCONSIN
From 19-APR-23 11:28:00 to 19-APR-23 11:28:00 (CST-6)
Location: DARLINGTON
Magnitude: 1.25 
Crop damage: 0.00K
Reported by: Broadcast Media

Hail in DANE, WISCONSIN
From 19-APR-23 12:17:00 to 19-APR-23 12:17:00 (CST-6)
Location: BELLEVILLE
Magnitude: 1.75 
Crop damage: 0.00K
Reported by: Public

Hail in SAUK, WISCONSIN
From 19-APR-23 12:28:00 to 19-APR-23 12:28:00 (CST-6)
Location: BARABOO
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Hail in DANE, WISCONSIN
From 19-APR-23 12:30:00 to 19-APR-23 12:30:00 (CST-6)
Location: OREGON
Magnitude: 0.75 
Crop damage: 0.00K
Reported by: Public

Hail in DANE, WISCONSIN
From 19-APR-23 12:41:00 to 19-APR-23 12:47:00 (CST-6)
Location: STOUGHTON
Magnitude: 1.25 
Crop damage: 0.00K
Reported by: Public

Multiple reports of quarter to half dollar size hail in Stoughton and surrounding area.

Hail in COLUMBIA, WISCONSIN
From 19-APR-23 09:20:00 to 19-APR-23 09:20:00 (CST-6)
Location: ARLINGTON
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Social Media

Nickel to quarter size hail.

Hail in GREEN, WISCONSIN
From 19-APR-23 12:06:00 to 19-APR-23 12:06:00 (CST-6)
Location: NEW GLARUS
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Hail in GREEN, WISCONSIN
From 19-APR-23 12:24:00 to 19-APR-23 12:28:00 (CST-6)
Location: DAYTON
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Hail in COLUMBIA, WISCONSIN
From 19-APR-23 12:38:00 to 19-APR-23 12:38:00 (CST-6)
Location: OKEE
Magnitude: 1.25 
Crop damage: 0.00K
Reported by: Public

Hail in COLUMBIA, WISCONSIN
From 19-APR-23 12:41:00 to 19-APR-23 12:41:00 (CST-6)
Location: LODI LAKELAND ARPT
Magnitude: 1.50 
Crop damage: 0.00K
Reported by: Public

Hail in COLUMBIA, WISCONSIN
From 19-APR-23 12:47:00 to 19-APR-23 12:52:00 (CST-6)
Location: POYNETTE
Magnitude: 1.75 
Crop damage: 0.00K
Reported by: Public

Hail in JEFFERSON, WISCONSIN
From 19-APR-23 12:59:00 to 19-APR-23 13:04:00 (CST-6)
Location: CAMBRIDGE
Magnitude: 1.50 
Crop damage: 0.00K
Reported by: Public

Hail in DODGE, WISCONSIN
From 19-APR-23 13:39:00 to 19-APR-23 13:39:00 (CST-6)
Location: BEAVER DAM
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Hail in DODGE, WISCONSIN
From 19-APR-23 14:30:00 to 19-APR-23 14:30:00 (CST-6)
Location: RUBICON
Magnitude: 0.75 
Crop damage: 0.00K
Reported by: Public

Hail in DODGE, WISCONSIN
From 19-APR-23 15:30:00 to 19-APR-23 15:30:00 (CST-6)
Location: RUBICON
Magnitude: 0.75 
Crop damage: 0.00K
Reported by: Public

Hail in JEFFERSON, WISCONSIN
From 19-APR-23 15:56:00 to 19-APR-23 15:56:00 (CST-6)
Location: IXONIA
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Hail in WASHINGTON, WISCONSIN
From 19-APR-23 14:30:00 to 19-APR-23 14:30:00 (CST-6)
Location: JACKSON
Magnitude: 1.25 
Crop damage: 0.00K
Reported by: Public

Hail in WASHINGTON, WISCONSIN
From 19-APR-23 14:33:00 to 19-APR-23 14:33:00 (CST-6)
Location: KIRCHHAYN
Magnitude: 1.75 
Crop damage: 0.00K
Reported by: Public

Hail in WASHINGTON, WISCONSIN
From 19-APR-23 14:36:00 to 19-APR-23 14:36:00 (CST-6)
Location: KIRCHHAYN
Magnitude: 1.75 
Crop damage: 0.00K
Reported by: Public

Hail in WASHINGTON, WISCONSIN
From 19-APR-23 15:48:00 to 19-APR-23 15:48:00 (CST-6)
Location: HOLY HILL
Magnitude: 1.25 
Crop damage: 0.00K
Reported by: Public

Hail in WASHINGTON, WISCONSIN
From 19-APR-23 15:57:00 to 19-APR-23 15:57:00 (CST-6)
Location: HARTFORD
Magnitude: 1.50 
Crop damage: 0.00K
Reported by: Public

Hail in WASHINGTON, WISCONSIN
From 19-APR-23 16:15:00 to 19-APR-23 16:15:00 (CST-6)
Location: RICHFIELD
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Hail in OZAUKEE, WISCONSIN
From 19-APR-23 14:44:00 to 19-APR-23 14:44:00 (CST-6)
Location: GRAFTON
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Hail in OZAUKEE, WISCONSIN
From 19-APR-23 15:41:00 to 19-APR-23 15:41:00 (CST-6)
Location: FIVE CORNERS
Magnitude: 0.75 
Crop damage: 0.00K
Reported by: Public

Hail in WAUKESHA, WISCONSIN
From 19-APR-23 16:01:00 to 19-APR-23 16:01:00 (CST-6)
Location: MONTEREY
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Flood in COLUMBIA, WISCONSIN
From 19-APR-23 13:00:00 to 19-APR-23 16:15:00 (CST-6)
Location: OKEE
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding across low lying areas over far southwest Columbia County. More specifically between Lodi and Prairie du Sac along highways 188 and 113. Water flowing over the roads in spots due to the culverts being plugged and ditches filled with water.

Flood in DODGE, WISCONSIN
From 19-APR-23 14:30:00 to 19-APR-23 16:30:00 (CST-6)
Location: DANVILLE
Flood cause: Heavy Rain
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A few municipalities reported water over the roadways in the southern portion of the county. Ditches and yards filled with water in Lowell.

Flash Flood in WASHINGTON, WISCONSIN
From 19-APR-23 15:15:00 to 19-APR-23 18:15:00 (CST-6)
Location: HARTFORD ARPT
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Many flooded roads with stranded vehicles especially in Hartford and Jackson.

Flood in OZAUKEE, WISCONSIN
From 19-APR-23 15:00:00 to 19-APR-23 17:30:00 (CST-6)
Location: FIVE CORNERS
Flood cause: Heavy Rain
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Street flooding in Grafton and flooding of the exit and entrance ramps to I-43 located east of Grafton.