National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

La Crosse - La Crosse Regional Airport (KLSE)

Lat: 43.88°NLon: 91.26°WElev: 653ft.

A Few Clouds

83°F

28°C

Humidity 72%
Wind Speed SE 8 mph
Barometer 29.83 in (1009.1 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 3 Sep 6:53 pm CDT
Extended Forecast for

French Island WI

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. South wind 5 to 7 mph. New rainfall amounts between a quarter and half of an inch possible.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 87. South wind around 5 mph becoming light and variable in the afternoon.

    High: 87 °F

    Slight Chance
    T-storms then
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms, mainly between 11pm and midnight. Increasing clouds, with a low around 68. Light and variable wind.

    Low: 68 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 86. Light east wind.

    High: 86 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. East wind 3 to 5 mph.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83. Southeast wind 3 to 5 mph.

    High: 83 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 63. Light southeast wind.

    Low: 63 °F

    Slight Chance
    T-storms

  • Labor Day

    Labor Day: A 20 percent chance of showers. Partly sunny, with a high near 81. South wind 3 to 8 mph.

    High: 81 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. Southeast wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. South wind 5 to 7 mph. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 20 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 87. South wind around 5 mph becoming light and variable in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms, mainly between 11pm and midnight. Increasing clouds, with a low around 68. Light and variable wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 86. Light east wind.
Saturday Night
Partly cloudy, with a low around 64. East wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 83. Southeast wind 3 to 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 63. Light southeast wind.
Labor Day
A 20 percent chance of showers. Partly sunny, with a high near 81. South wind 3 to 8 mph.
Monday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. Southeast wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. South wind 5 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 85. Light southwest wind becoming west 5 to 9 mph in the morning.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62. West wind 3 to 6 mph.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 79. Light west wind becoming northwest 5 to 9 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
French Island WI
 43.85°N 91.27°W
Last Update:
6:07 pm CDT Sep 3, 2026
Forecast Valid:
7pm CDT Sep 3, 2026-6pm CDT Sep 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation