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

56°F

13°C

Humidity 97%
Wind Speed Calm
Barometer 29.92 in (1012.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 25 Jun 4:53 am CDT
Extended Forecast for

Onalaska WI

  • Today

    Today: A slight chance of showers between 2pm and 5pm. Mostly sunny, with a high near 77. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 56. North wind around 6 mph becoming calm after midnight.

    Low: 56 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80. East wind 3 to 8 mph.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57. East wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 84. Light east wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. Southeast wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 91. Breezy, with a southeast wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 91 °F

    Slight Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74. South wind 9 to 14 mph, with gusts as high as 25 mph.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 96. Breezy, with a south wind 9 to 17 mph, with gusts as high as 28 mph.

    High: 96 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
A slight chance of showers between 2pm and 5pm. Mostly sunny, with a high near 77. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.
Tonight
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 56. North wind around 6 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 80. East wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 57. East wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 84. Light east wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. Southeast wind 8 to 10 mph, with gusts as high as 21 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 91. Breezy, with a southeast wind 10 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 74. South wind 9 to 14 mph, with gusts as high as 25 mph.
Monday
Mostly sunny and hot, with a high near 96. Breezy, with a south wind 9 to 17 mph, with gusts as high as 28 mph.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 75. Breezy, with a south wind 9 to 16 mph, with gusts as high as 29 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96. South wind 7 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 72. South wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Southwest wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Onalaska WI
 43.89°N 91.2°W
Last Update:
3:47 am CDT Jun 25, 2026
Forecast Valid:
5am CDT Jun 25, 2026-6pm CDT Jul 1, 2026
 
Forecast Discussion
 
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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