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

La Crosse - La Crosse Regional Airport (KLSE)

Lat: 43.88°NLon: 91.26°WElev: 653ft.

Overcast

80°F

27°C

Humidity 37%
Wind Speed S 10 mph
Barometer 30.10 in (1018.6 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 23 Jun 4:53 pm CDT
Extended Forecast for

French Island WI

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 60. South wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 60 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 80. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 55. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 55 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Northwest wind 3 to 5 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Light east wind.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78. Calm wind becoming east around 5 mph in the morning.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Light east wind.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Calm wind becoming southeast 5 to 8 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 66. Southeast wind around 9 mph, with gusts as high as 22 mph.

    Low: 66 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 60. South wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 80. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 55. Northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 76. Northwest wind 3 to 5 mph.
Thursday Night
Mostly clear, with a low around 55. Light east wind.
Friday
Mostly sunny, with a high near 78. Calm wind becoming east around 5 mph in the morning.
Friday Night
Partly cloudy, with a low around 58. Light east wind.
Saturday
Mostly sunny, with a high near 81. Calm wind becoming southeast 5 to 8 mph in the morning.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 66. Southeast wind around 9 mph, with gusts as high as 22 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind 9 to 11 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 91. South wind 8 to 14 mph, with gusts as high as 25 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind 7 to 11 mph, with gusts as high as 23 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
French Island WI
 43.85°N 91.27°W
Last Update:
5:11 pm CDT Jun 23, 2026
Forecast Valid:
5pm CDT Jun 23, 2026-6pm CDT Jun 30, 2026
 
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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