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.

Fair

39°F

4°C

Humidity 61%
Wind Speed NE 7 mph
Barometer 30.17 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 1 Apr 1:41 am CDT
Extended Forecast for

Saint Charles MN

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. Northeast wind around 11 mph.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 48. East wind 9 to 15 mph.

    High: 48 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Showers, mainly after 9pm. Low around 32. Breezy, with an east wind 18 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 32 °F

    Showers and
    Breezy

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 4pm. High near 48. Breezy, with an east wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 48 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 32. West wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 32 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 49. Northwest wind 9 to 11 mph becoming east in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 36. Breezy, with a northeast wind 14 to 16 mph. Chance of precipitation is 90%.

    Low: 36 °F

    Showers and
    Breezy

  • Saturday

    Saturday: A 40 percent chance of showers. Mostly cloudy, with a high near 41. Breezy, with a west wind 16 to 20 mph, with gusts as high as 28 mph.

    High: 41 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers before 1am. Mostly cloudy, with a low around 28. Breezy, with a northwest wind 21 to 23 mph.

    Low: 28 °F

    Slight Chance
    Snow Showers
    and Breezy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. Northeast wind around 11 mph.
Wednesday
Increasing clouds, with a high near 48. East wind 9 to 15 mph.
Wednesday Night
Showers, mainly after 9pm. Low around 32. Breezy, with an east wind 18 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Showers, with thunderstorms also possible after 4pm. High near 48. Breezy, with an east wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 32. West wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 49. Northwest wind 9 to 11 mph becoming east in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 36. Breezy, with a northeast wind 14 to 16 mph. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 41. Breezy, with a west wind 16 to 20 mph, with gusts as high as 28 mph.
Saturday Night
A 20 percent chance of snow showers before 1am. Mostly cloudy, with a low around 28. Breezy, with a northwest wind 21 to 23 mph.
Sunday
Mostly sunny, with a high near 46. Breezy, with a northwest wind 11 to 21 mph.
Sunday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 29. Northwest wind 7 to 11 mph becoming southwest after midnight. Chance of precipitation is 20%.
Monday
A chance of rain and snow showers. Partly sunny, with a high near 47. Southwest wind 9 to 11 mph becoming north in the afternoon. Chance of precipitation is 40%.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 27. North wind around 11 mph.
Tuesday
Mostly sunny, with a high near 46. Northeast wind around 10 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:
1:41 am CDT Apr 1, 2026
Forecast Valid:
1am CDT Apr 1, 2026-6pm CDT Apr 7, 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