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

Hazardous Weather Conditions

Current conditions at

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

Lat: 44.08°NLon: 91.7°WElev: 656ft.

Fair

52°F

11°C

Humidity 94%
Wind Speed Calm
Barometer 29.73 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 15 Apr 4:46 am CDT
Extended Forecast for

Saint Charles MN

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 66. North wind around 6 mph.

    High: 66 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Mostly cloudy, with a low around 49. Northeast wind around 6 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Partly sunny, then gradually becoming sunny, with a high near 72. North wind 6 to 8 mph becoming south in the afternoon.

    High: 72 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. South wind 8 to 14 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 75. Breezy, with a south wind 14 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Breezy.
    Partly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 33. Breezy, with a southwest wind 17 to 20 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: A chance of rain and snow showers. Partly sunny, with a high near 41. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 41 °F

    Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers before 1am. Partly cloudy, with a low around 28. Blustery, with a northwest wind 14 to 23 mph, with gusts as high as 31 mph.

    Low: 28 °F

    Slight Chance
    Snow Showers
    and Blustery

  • Sunday

    Sunday: Sunny, with a high near 48. Northwest wind 13 to 15 mph, with gusts as high as 23 mph.

    High: 48 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 66. North wind around 6 mph.
Tonight
A slight chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Mostly cloudy, with a low around 49. Northeast wind around 6 mph. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers before 1pm. Partly sunny, then gradually becoming sunny, with a high near 72. North wind 6 to 8 mph becoming south in the afternoon.
Thursday Night
Mostly clear, with a low around 55. South wind 8 to 14 mph.
Friday
Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 75. Breezy, with a south wind 14 to 21 mph, with gusts as high as 29 mph. 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 likely and possibly a thunderstorm. Mostly cloudy, with a low around 33. Breezy, with a southwest wind 17 to 20 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 41. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Saturday Night
A 20 percent chance of snow showers before 1am. Partly cloudy, with a low around 28. Blustery, with a northwest wind 14 to 23 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 48. Northwest wind 13 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 31. Northwest wind 7 to 9 mph becoming southeast after midnight.
Monday
Sunny, with a high near 61. Southeast wind 10 to 15 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 46. Breezy, with a south wind 14 to 16 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 68. Breezy, with a west wind around 16 mph, with gusts as high as 24 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:
3:46 am CDT Apr 15, 2026
Forecast Valid:
4am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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