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

Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. Read More >

Current conditions at

La Crosse - La Crosse Regional Airport (KLSE)

Lat: 43.88°NLon: 91.26°WElev: 653ft.

Overcast

61°F

16°C

Humidity 58%
Wind Speed E 10 mph
Barometer 30.37 in (1028.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 22 Sep 12:53 pm CDT
Extended Forecast for

Trempealeau WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 62. East wind around 8 mph.

    High: 62 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 42. Light east wind.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. Calm wind becoming east 5 to 7 mph in the morning.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. Light east wind.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 64. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 64 °F

    Partly Sunny

  • Thursday Night

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

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 67. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 67 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51. Light southeast wind.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 64. Southeast wind 5 to 9 mph.

    High: 64 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 62. East wind around 8 mph.
Tonight
Partly cloudy, with a low around 42. Light east wind.
Wednesday
Mostly sunny, with a high near 64. Calm wind becoming east 5 to 7 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 47. Light east wind.
Thursday
Partly sunny, with a high near 64. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 51. Calm wind.
Friday
Partly sunny, with a high near 67. Calm wind becoming southeast around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 51. Light southeast wind.
Saturday
A 40 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 64. Southeast wind 5 to 9 mph.
Saturday Night
Showers likely, mainly after 1am. Cloudy, with a low around 52. Southeast wind 3 to 7 mph. Chance of precipitation is 60%.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 68. South wind 3 to 5 mph.
Sunday Night
Mostly cloudy, with a low around 54. Calm wind.
Monday
Partly sunny, with a high near 71. Calm wind becoming south around 6 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Trempealeau WI
 44.01°N 91.41°W
Last Update:
1:21 pm CDT Sep 22, 2026
Forecast Valid:
1pm CDT Sep 22, 2026-6pm CDT Sep 28, 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