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.

Fog/Mist

30°F

-1°C

Humidity 93%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 28°F (-2°C)
Visibility 5.00 mi
Last update 19 Mar 5:15 am CDT
Extended Forecast for

Saint Charles MN

  • Today

    Today: Patchy fog between 7am and 11am. Otherwise, partly sunny, with a high near 46. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 46 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. South wind 7 to 13 mph becoming west after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 53. Northwest wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. Northwest wind around 6 mph becoming south after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65. South wind 7 to 11 mph.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 39. Southwest wind 10 to 14 mph becoming northeast after midnight.

    Low: 39 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: Mostly cloudy, with a high near 44. Breezy, with a north wind 14 to 17 mph, with gusts as high as 25 mph.

    High: 44 °F

    Mostly Cloudy
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24. North wind 8 to 15 mph.

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44. North wind 6 to 9 mph becoming southwest in the afternoon.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog between 7am and 11am. Otherwise, partly sunny, with a high near 46. Light and variable wind becoming south around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 39. South wind 7 to 13 mph becoming west after midnight.
Friday
Mostly sunny, with a high near 53. Northwest wind 8 to 10 mph, with gusts as high as 18 mph.
Friday Night
Mostly cloudy, with a low around 38. Northwest wind around 6 mph becoming south after midnight.
Saturday
Mostly sunny, with a high near 65. South wind 7 to 11 mph.
Saturday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 39. Southwest wind 10 to 14 mph becoming northeast after midnight.
Sunday
Mostly cloudy, with a high near 44. Breezy, with a north wind 14 to 17 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 24. North wind 8 to 15 mph.
Monday
Mostly sunny, with a high near 44. North wind 6 to 9 mph becoming southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 33. South wind 8 to 13 mph, with gusts as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 51. Southwest wind 9 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 34. Northeast wind 8 to 10 mph becoming southeast after midnight.
Wednesday
Mostly cloudy, with a high near 57. Southeast wind 11 to 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Charles MN
 43.97°N 92.07°W
Last Update:
2:17 am CDT Mar 19, 2026
Forecast Valid:
5am CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation