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.

Fair

84°F

29°C

Humidity 43%
Wind Speed S 7 mph
Barometer 30.15 in (1020.2 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 29 Sep 4:53 pm CDT
Extended Forecast for

Onalaska WI

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Light southeast wind.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 84. Light east wind.

    High: 84 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58. East wind 3 to 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 79. Southeast wind 3 to 7 mph.

    High: 79 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. Southeast wind around 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 83. South wind 5 to 7 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 61. South wind around 6 mph.

    Low: 61 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 86. South wind 6 to 10 mph.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 65. South wind around 7 mph.

    Low: 65 °F

    Mostly Clear
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. Light southeast wind.
Tuesday
Partly sunny, with a high near 84. Light east wind.
Tuesday Night
Mostly cloudy, with a low around 58. East wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 79. Southeast wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 56. Southeast wind around 6 mph.
Thursday
Sunny, with a high near 83. South wind 5 to 7 mph.
Thursday Night
Clear, with a low around 61. South wind around 6 mph.
Friday
Sunny, with a high near 86. South wind 6 to 10 mph.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 65. South wind around 7 mph.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 81. South wind 6 to 9 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind around 6 mph.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 80. South wind 6 to 9 mph.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 59. South wind around 7 mph.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 73. Southwest wind 6 to 8 mph becoming northwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onalaska WI
 43.89°N 91.2°W
Last Update:
4:28 pm CDT Sep 29, 2025
Forecast Valid:
5pm CDT Sep 29, 2025-6pm CDT Oct 6, 2025
 
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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