A strong area of low pressure advanced across the Central Region of the United States. Given its track, the northern sector of this storm contained plentiful moisture and warm air advection from the south. Mixed precipitation types were observed with this storm. For Western Wisconsin, most areas would observe a mix of rain and snow in the overnight hours Sunday night and a transition to freezing rain during the daytime hours Monday. A winter storm warning was issued for potential of 2 inches of snowfall, up to 1/4 inch of ice accumulation, and 40 mph wind gusts.
Only a few counties would observe ice significant ice accumulation. Chippewa Valley Regional Airport observed 0.28 inches of ice, and an observer near River Falls, WI reported 0.25 inches.  In St. Croix County, 16 calls of assistance were received due to vehicles off of the roadway from icy road conditions. Snowfall was observed in parts of the region however accumulations were null to a tenth of an inch.

Winter Storm in PIERCE, WISCONSIN
From 27-FEB-23 05:00:00 to 27-FEB-23 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

CoCoRaHS observers freezing rain accumulations across the county. A tenth of an inch of ice accumulation was recorded about 6 miles south of Ellsworth while a quarter of an inch of ice was reported near River Falls, WI.

Winter Storm in CHIPPEWA, WISCONSIN
From 27-FEB-23 05:00:00 to 27-FEB-23 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

ASOS Station at Chippewa Valley Regional Airport recorded 0.28 inches of freezing rain and 1 to 1.5 inches of snowfall.

Winter Storm in ST. CROIX, WISCONSIN
From 27-FEB-23 05:00:00 to 27-FEB-23 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

County Law Enforcement reported that they received 16 calls for assistance on the early morning of February 27th for vehicles off the roadway. Three injuries were reported with some of those incidents, but no fatalities occurred. CoCoRaHS snowfall measurements across the county reported 1-2.5 inches of snow. The highest amount reported in the county was in Hudson, WI at 2.5 inches.

Winter Weather in DUNN, WISCONSIN
From 27-FEB-23 05:00:00 to 27-FEB-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Multiple CoCoRaHS observers reported light ice accumulation on surfaces. Law enforcement did report one vehicle spin out but otherwise nothing out of the ordinary.

Winter Weather in EAU CLAIRE, WISCONSIN
From 27-FEB-23 05:00:00 to 27-FEB-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Only a tenth of an inch reported by two CoCoRaHS observers a few miles south and west of Eau Claire, WI.

Winter Weather in POLK, WISCONSIN
From 27-FEB-23 05:00:00 to 27-FEB-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Trained Spotter reported 0.10 inches of freezing rain approximately 10 miles southeast of Taylors Falls, WI and snow fall measurements ranging from 0.5 to 1.5 inches of snowfall. The highest snowfall observation was 1.5 inches northeast of New Richmond, WI.

Winter Weather in BARRON, WISCONSIN
From 27-FEB-23 05:00:00 to 27-FEB-23 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

CoCoRaHS observers reported freezing rain in counties both east and west of Barron County. Accumulations were likely near a tenth of an inch.