A surge of relatively mild and moist air aloft brought a swath of moderate to heavy snow to southern WI. The heaviest snow fell along and south of a line from Darlington to Jefferson to Port Washington, with nearly a foot of snow in portions of Green and Rock Counties. Snow covered and slippery roads led to some vehicle slide-offs and accidents.

Winter Storm in DANE, WISCONSIN
From 29-DEC-20 15:32:00 to 30-DEC-20 03:53:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 4-8 inches with highest amounts in southern Dane County.

Winter Storm in LAFAYETTE, WISCONSIN
From 29-DEC-20 15:35:00 to 30-DEC-20 03:15:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 4-8 inches with highest amounts in southeast Lafayette County.

Winter Storm in MILWAUKEE, WISCONSIN
From 29-DEC-20 17:52:00 to 30-DEC-20 05:52:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 4-8 inches with highest amounts in northern and western Milwaukee County.

Winter Storm in RACINE, WISCONSIN
From 29-DEC-20 17:15:00 to 30-DEC-20 05:35:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 5-7 inches.

Winter Storm in ROCK, WISCONSIN
From 29-DEC-20 16:20:00 to 30-DEC-20 04:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 7-11 inches.

Winter Storm in WALWORTH, WISCONSIN
From 29-DEC-20 17:00:00 to 30-DEC-20 04:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 6-8 inches.

Winter Storm in WASHINGTON, WISCONSIN
From 29-DEC-20 17:55:00 to 30-DEC-20 05:35:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 4-7 inches with highest amounts southeast Washington County.

Winter Storm in WAUKESHA, WISCONSIN
From 29-DEC-20 17:45:00 to 30-DEC-20 05:45:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 5-9 inches.

Winter Weather in COLUMBIA, WISCONSIN
From 29-DEC-20 15:55:00 to 30-DEC-20 04:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 3-5 inches.

Winter Weather in DODGE, WISCONSIN
From 29-DEC-20 17:55:00 to 30-DEC-20 05:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 3-5 inches.

Winter Weather in FOND DU LAC, WISCONSIN
From 29-DEC-20 18:21:00 to 30-DEC-20 04:53:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 2-3 inches.

Winter Weather in GREEN LAKE, WISCONSIN
From 29-DEC-20 17:31:00 to 30-DEC-20 05:56:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 2-3 inches.

Winter Weather in MARQUETTE, WISCONSIN
From 29-DEC-20 17:31:00 to 30-DEC-20 05:56:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 2-4 inches.

Winter Weather in IOWA, WISCONSIN
From 29-DEC-20 15:32:00 to 30-DEC-20 03:53:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 3-6 inches.

Winter Weather in SAUK, WISCONSIN
From 29-DEC-20 15:55:00 to 30-DEC-20 04:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 2-4 inches.

Winter Weather in SHEBOYGAN, WISCONSIN
From 29-DEC-20 18:47:00 to 30-DEC-20 06:53:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 3-6 inches.

Winter Weather in KENOSHA, WISCONSIN
From 29-DEC-20 17:22:00 to 30-DEC-20 06:53:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 3-6 inches.

Winter Storm in GREEN, WISCONSIN
From 29-DEC-20 15:55:00 to 30-DEC-20 04:15:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 7-11 inches with highest amounts in southern and eastern Green County.

Winter Storm in OZAUKEE, WISCONSIN
From 29-DEC-20 17:55:00 to 30-DEC-20 05:35:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 5-7 inches.

Winter Storm in JEFFERSON, WISCONSIN
From 29-DEC-20 17:55:00 to 30-DEC-20 04:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow accumulation of 4-8 inches with highest amounts in southern and eastern Jefferson  County.