3 Things To Know:
- Expect a dry Labor Day weekend across Western Wisconsin, with warm temperatures.
- Heavy rain and severe weather are likely on Tuesday afternoon and evening.
- Temperatures will be in the mid-70s to lower 80s during the day and the 60s overnight.
Tonight’s Weather
As we move into tonight, a well-mixed boundary layer combined with southeast winds will lead to dry conditions. While widespread fog is not expected, be cautious of patchy fog that may develop in the Wisconsin, lower Kickapoo, and Mississippi river tributaries.
Low temperatures are forecasted to range from the mid-50s to lower 60s in western Wisconsin, with slightly warmer lows in northeast Iowa and southeast Minnesota.
Labor Day Conditions
On Labor Day itself, a high pressure system centered over Michigan will help keep the day dry for most of the region. While rain is expectd north and west of Highway 52. Most of central and southwester Wisconsin will enjoy clear skies.
Highs are projected to be in the mid-70s to lower 80s, with the warmest readings found in river valleys.
Looking Ahead: Thunderstorms Tuesday and Beyond
A strong cold front moving from the Northern Plains will bring a significant change in the weather starting Tuesday afternoon. As low-level moisture pools ahead of the front, expect increased chances for heavy rain and possible severe thunderstorms.
Precipitation estimates show a 40-50 percent chance of receiving an inch or more of rain, and the potential for 2 inches or more exists in isolated areas. Storm threats include damaging winds and large hail, particularly on Tuesday afternoon and evening.
Temperatures on Tuesday will reach the mid-70s to mid-80s, cooling into the 60s overnight.
“This will likely be the 5th consecutive Labor Day weekend to be dry for La Crosse and Rochester.”
Conclusion
As we round out this holiday weekend, enjoy the dry and warm Labor Day while keeping an eye on weather updates for the approaching storms on Tuesday. For updated forecasts where you live check out our Forecasts Page.
Source: NWS ARX Area Forecast Discussion, issued 2026-09-06T18:11:00+00:00.
