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

53°F

12°C

Humidity 83%
Wind Speed Calm
Barometer 30.18 in (1021.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 14 Oct 11:53 pm CDT
Extended Forecast for

Onalaska WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 48. Calm wind becoming east around 5 mph.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, mainly after 10am. High near 55. East wind around 5 mph becoming light and variable in the morning. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Showers

  • Thursday Night

    Thursday Night: Showers before midnight, then a slight chance of showers after 5am. Low around 43. Northwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Showers then
    Slight Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 52. Breezy, with a north wind 13 to 17 mph, with gusts as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance
    Showers then
    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 31. North wind 5 to 7 mph becoming calm in the evening.

    Low: 31 °F

    Partly Cloudy
    then Frost

  • Saturday

    Saturday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 59. Light south wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 59 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 39. South wind around 8 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66. Breezy, with a south wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 66 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. South wind 3 to 8 mph. Winds could gust as high as 21 mph.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 48. Calm wind becoming east around 5 mph.
Thursday
Showers, mainly after 10am. High near 55. East wind around 5 mph becoming light and variable in the morning. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers before midnight, then a slight chance of showers after 5am. Low around 43. Northwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 50 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 52. Breezy, with a north wind 13 to 17 mph, with gusts as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 31. North wind 5 to 7 mph becoming calm in the evening.
Saturday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 59. Light south wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
Clear, with a low around 39. South wind around 8 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 66. Breezy, with a south wind 9 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 43. South wind 3 to 8 mph. Winds could gust as high as 21 mph.
Monday
Mostly sunny, with a high near 68. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 42. Calm wind.
Tuesday
Sunny, with a high near 71. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 48. South wind 3 to 5 mph.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 72. South wind 5 to 10 mph, with gusts as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Onalaska WI
 43.89°N 91.2°W
Last Update:
11:31 pm CDT Oct 14, 2026
Forecast Valid:
12am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation