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Hazardous Weather Conditions

Current conditions at

La Crosse - La Crosse Regional Airport (KLSE)

Lat: 43.88°NLon: 91.26°WElev: 653ft.

Mostly Cloudy

76°F

24°C

Humidity 69%
Wind Speed Calm
Barometer 29.92 in (1012.2 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 Aug 11:53 am CDT
Extended Forecast for

Trempealeau WI

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Light and variable wind becoming west around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 57. Light northwest wind.

    Low: 57 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 80. Calm wind.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely after 1am. Partly cloudy, with a low around 61. Southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. West wind 5 to 8 mph. Chance of precipitation is 30%.

    High: 82 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 60. West wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 79. Light northwest wind increasing to 5 to 9 mph in the morning.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Light and variable wind becoming west around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 57. Light northwest wind.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 80. Calm wind.
Wednesday Night
Partly cloudy, with a low around 57. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms, then showers likely after 1am. Partly cloudy, with a low around 61. Southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. West wind 5 to 8 mph. Chance of precipitation is 30%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 60. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 79. Light northwest wind increasing to 5 to 9 mph in the morning.
Saturday Night
Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 77. Light northwest wind.
Sunday Night
Partly cloudy, with a low around 58. Calm wind.
Monday
Mostly sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Trempealeau WI
 44.01°N 91.44°W
Last Update:
12:11 pm CDT Aug 18, 2026
Forecast Valid:
12pm CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

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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