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

Winona, Winona Municipal Airport-Max Conrad Field (KONA)

Lat: 44.08°NLon: 91.7°WElev: 656ft.

Mostly Cloudy

34°F

1°C

Humidity 93%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 32°F (0°C)
Visibility 7.00 mi
Last update 5 Mar 7:55 am CST
Extended Forecast for

Trempealeau WI

  • Today

    Today: Partly sunny, with a high near 49. Calm wind becoming east around 6 mph in the afternoon.

    High: 49 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 41. Southeast wind 5 to 7 mph.

    Low: 41 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 59. Southeast wind 6 to 9 mph becoming south in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 59 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before midnight, then showers likely. Low around 36. South wind 6 to 13 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 45. Northwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 45 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60. Southwest wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Southwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 65. Southwest wind 7 to 10 mph becoming northwest in the afternoon.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 49. Calm wind becoming east around 6 mph in the afternoon.
Tonight
A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 41. Southeast wind 5 to 7 mph.
Friday
Showers and possibly a thunderstorm. High near 59. Southeast wind 6 to 9 mph becoming south in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 36. South wind 6 to 13 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 45. Northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 34. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 60. Southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 46. Southwest wind around 10 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 65. Southwest wind 7 to 10 mph becoming northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 39. Northwest wind 5 to 7 mph becoming east after midnight.
Tuesday
A 50 percent chance of showers. Mostly sunny, with a high near 54. East wind 8 to 11 mph becoming north in the afternoon.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 28. North wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
Wednesday
A 40 percent chance of snow showers. Partly sunny, with a high near 40. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Trempealeau WI
 44.03°N 91.44°W
Last Update:
6:36 am CST Mar 5, 2026
Forecast Valid:
8am CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation