La Crosse, WI – Temperatures are falling into the 20s overnight across western Wisconsin, creating a frost risk that could impact early spring vegetation by Sunday morning.
According to the National Weather Service in La Crosse, a cooler air mass has settled over the region, bringing daytime highs only in the 40 to 48 degree range today. A few light flurries may develop north of Interstate 94, but no accumulation is expected.
Cities including La Crosse, Eau Claire, and Black River Falls will see overnight lows drop between 26 and 32 degrees, especially in low-lying and rural areas. These conditions could lead to patchy frost formation by early Sunday.
Sunday remains cool, with highs recovering slightly into the 40s to near 50, before a more noticeable warming trend begins early next week. Monday highs climb into the 50s, followed by 60s Tuesday and 70s by Wednesday across much of western Wisconsin.
Residents should cover sensitive plants and be cautious of cold early morning temperatures this weekend. While the chill lingers briefly, a steady warmup is expected through midweek, with additional updates possible if frost advisories are issued.
Five Day Forecast for La Crosse, WI
Sunday: High 42–50°F, mostly sunny
Monday: High 51–60°F, sunny
Tuesday: High 64–74°F, sunny
Wednesday: High 66–77°F, partly sunny
Thursday: Continued mild conditions with warming trend
