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.

Mostly Cloudy

52°F

11°C

Humidity 69%
Wind Speed NW 10 mph
Barometer 30.18 in (1022.0 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 19 May 10:53 pm CDT
Extended Forecast for

Onalaska WI

  • Tonight

    Tonight: Partly cloudy, with a low around 43. North wind 3 to 7 mph.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. North wind around 5 mph becoming calm in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45. Calm wind becoming southeast around 5 mph after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 65. East wind 6 to 8 mph.

    High: 65 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46. East wind around 7 mph.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of showers after 1pm. Mostly cloudy, with a high near 64. East wind 7 to 9 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. East wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 71. Light and variable wind.

    High: 71 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. North wind 3 to 7 mph.
Wednesday
Mostly sunny, with a high near 64. North wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 45. Calm wind becoming southeast around 5 mph after midnight.
Thursday
Partly sunny, with a high near 65. East wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 46. East wind around 7 mph.
Friday
A 50 percent chance of showers after 1pm. Mostly cloudy, with a high near 64. East wind 7 to 9 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. East wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Saturday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 71. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 51. Calm wind.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 77. Light west wind.
Sunday Night
Mostly clear, with a low around 54. Calm wind.
Memorial Day
Sunny, with a high near 86. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 59. Light southeast wind.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 84. Southeast wind 3 to 7 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Onalaska WI
 43.89°N 91.23°W
Last Update:
9:01 pm CDT May 19, 2026
Forecast Valid:
11pm CDT May 19, 2026-6pm CDT May 26, 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