National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Current conditions at

La Crosse - La Crosse Regional Airport (KLSE)

Lat: 43.88°NLon: 91.26°WElev: 653ft.

Fair

18°F

-8°C

Humidity 45%
Wind Speed N 14 G 26 mph
Barometer 30.16 in (1023.2 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 14 Jan 4:53 pm CST
Extended Forecast for

Trempealeau WI

  • Tonight

    Tonight: Increasing clouds, with a low around 9. Northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 21 mph.

    Low: 9 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Snow likely, mainly after 1pm. Mostly cloudy, with a high near 26. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Slight Chance
    Snow then
    Snow Likely

  • Thursday Night

    Thursday Night: Snow likely, possibly mixed with freezing rain, becoming all snow after 8pm. Cloudy, with a temperature rising to around 32 by 2am. South wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. New snow accumulation of around an inch possible.

    Low: 25 °F⇑

    Wintry Mix
    Likely then
    Snow Likely

  • Friday

    Friday: Snow. High near 32. Breezy, with a northwest wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow and
    Breezy

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 7. Northwest wind 11 to 15 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.

    Low: 7 °F

    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow before noon. Mostly cloudy, with a high near 12. Northwest wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 12 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -1. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: -1 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow. Partly sunny, with a high near 14. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 14 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 0. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 0 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Increasing clouds, with a low around 9. Northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 21 mph.
Thursday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 26. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely, possibly mixed with freezing rain, becoming all snow after 8pm. Cloudy, with a temperature rising to around 32 by 2am. South wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. New snow accumulation of around an inch possible.
Friday
Snow. High near 32. Breezy, with a northwest wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 7. Northwest wind 11 to 15 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Saturday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 12. Northwest wind 11 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Mostly cloudy, with a low around -1. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 14. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 0. Northwest wind around 10 mph, with gusts as high as 20 mph.
M.L.King Day
Partly sunny, with a high near 6. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around -1. West wind 5 to 9 mph.
Tuesday
Mostly sunny, with a high near 13. West wind 6 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 5. West wind around 6 mph.
Wednesday
Partly sunny, with a high near 19. Northwest wind 6 to 8 mph.
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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:
5:21 pm CST Jan 14, 2026
Forecast Valid:
5pm CST Jan 14, 2026-6pm CST Jan 21, 2026
 
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Additional Resources

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Chance of Precipitation