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

48°F

9°C

Humidity 27%
Wind Speed NW 12 mph
Barometer 30.21 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 19 Apr 4:42 pm CDT
Extended Forecast for

Saint Charles MN

  • Tonight

    Tonight: Clear, with a low around 26. Northwest wind 8 to 13 mph becoming light and variable after midnight.

    Low: 26 °F

    Clear

  • Monday

    Monday: Mostly sunny, with a high near 55. South wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 55 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Breezy, with a south wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 44 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 72. Southwest wind around 7 mph becoming north in the afternoon.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 43. North wind around 6 mph becoming light and variable.

    Low: 43 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Southeast wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60. Breezy, with a south wind 16 to 21 mph, with gusts as high as 30 mph.

    Low: 60 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 72. Windy, with a south wind 22 to 28 mph, with gusts as high as 38 mph.

    High: 72 °F

    Windy. Partly
    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 46. Breezy, with a south wind 18 to 23 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
Clear, with a low around 26. Northwest wind 8 to 13 mph becoming light and variable after midnight.
Monday
Mostly sunny, with a high near 55. South wind 6 to 15 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 44. Breezy, with a south wind 10 to 16 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 72. Southwest wind around 7 mph becoming north in the afternoon.
Tuesday Night
Clear, with a low around 43. North wind around 6 mph becoming light and variable.
Wednesday
Sunny, with a high near 76. Southeast wind 7 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 60. Breezy, with a south wind 16 to 21 mph, with gusts as high as 30 mph.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 72. Windy, with a south wind 22 to 28 mph, with gusts as high as 38 mph.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 46. Breezy, with a south wind 18 to 23 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 70%.
Friday
A 30 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 58. Breezy, with a west wind 18 to 20 mph.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 39. Northwest wind 10 to 14 mph.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 55. Northwest wind 11 to 14 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 36. North wind 8 to 11 mph.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 57. North wind 8 to 11 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Charles MN
 43.97°N 92.07°W
Last Update:
1:26 pm CDT Apr 19, 2026
Forecast Valid:
4pm CDT Apr 19, 2026-6pm CDT Apr 26, 2026
 
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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