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

Lake-Effect Snow through Friday; Strong Winds in the Northern and Central Plains

A clipper-like system will drop down from Canada on Thursday, bringing wintry weather from the Upper Midwest to the Great Lakes through Friday. This system is expected to bring strong northerly winds to much of the northern and central High Plains Thursday afternoon through Friday, with gusts up to 60 mph expected. Read More >

Current conditions at

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

Lat: 44.08°NLon: 91.7°WElev: 656ft.

Fair

12°F

-11°C

Humidity 73%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 15 Jan 3:15 am CST
Extended Forecast for

2 Miles WNW Trempealeau WI

  • Overnight

    Overnight: Mostly clear, with a low around 8. Light northwest wind.

    Low: 8 °F

    Mostly Clear

  • Thursday

    Thursday: Snow, mainly after 11am. High near 27. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Chance Snow
    then Snow

  • Thursday Night

    Thursday Night: A chance of snow and freezing rain before 8pm, then snow likely. Cloudy, with a temperature rising to around 33 by 5am. South wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.

    Low: 24 °F⇑

    Chance Wintry
    Mix then Snow
    Likely

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 31. West wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Likely

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 9. Northwest wind 11 to 14 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

    Low: 9 °F

    Chance Snow

  • Saturday

    Saturday: A 50 percent chance of snow before noon. Mostly cloudy, with a high near 13. Northwest wind around 14 mph, with gusts as high as 23 mph. New snow accumulation of less than a half inch possible.

    High: 13 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -1. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    Low: -1 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of snow, mainly after noon. Partly sunny, with a high near 13. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 13 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -1. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: -1 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 8. Light northwest wind.
Thursday
Snow, mainly after 11am. High near 27. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow and freezing rain before 8pm, then snow likely. Cloudy, with a temperature rising to around 33 by 5am. South wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 31. West wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. 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 9. Northwest wind 11 to 14 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow before noon. Mostly cloudy, with a high near 13. Northwest wind around 14 mph, with gusts as high as 23 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, with a low around -1. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Sunday
A 40 percent chance of snow, mainly after noon. Partly sunny, with a high near 13. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -1. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.
M.L.King Day
Partly sunny and cold, with a high near 5. Northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around -4. West wind 6 to 9 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 13. West wind 6 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 6. South wind around 6 mph.
Wednesday
Partly sunny, with a high near 19. West wind 6 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Trempealeau WI
 44.01°N 91.47°W
Last Update:
3:16 am CST Jan 15, 2026
Forecast Valid:
3am CST Jan 15, 2026-6pm CST Jan 21, 2026
 
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Additional Resources

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Chance of Precipitation