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.

Overcast

39°F

4°C

Humidity 81%
Wind Speed NW 9 mph
Barometer 30.24 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 10 Apr 5:11 am CDT
Extended Forecast for

Saint Charles MN

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 52. North wind 7 to 10 mph.

    High: 52 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 35. North wind around 5 mph becoming calm.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Showers and possibly a thunderstorm, mainly after 1pm. High near 54. Breezy, with a southeast wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 54 °F

    Chance
    Showers then
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 48. Breezy, with a southeast wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers and
    Breezy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Breezy, with a south wind around 22 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 58. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    Low: 58 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Southwest wind around 10 mph becoming south in the afternoon.

    High: 78 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 57. South wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 57 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 75. Southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    High: 75 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 52. North wind 7 to 10 mph.
Tonight
Mostly clear, with a low around 35. North wind around 5 mph becoming calm.
Saturday
Showers and possibly a thunderstorm, mainly after 1pm. High near 54. Breezy, with a southeast wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 48. Breezy, with a southeast wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Breezy, with a south wind around 22 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 58. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Southwest wind around 10 mph becoming south in the afternoon.
Monday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 57. South wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 75. Southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 50. South wind around 15 mph. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 65. West wind 13 to 15 mph.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 48. West wind around 10 mph becoming south after midnight.
Thursday
A 30 percent chance of showers. Sunny, with a high near 73. Breezy, with a south wind 11 to 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:
3:36 am CDT Apr 10, 2026
Forecast Valid:
5am CDT Apr 10, 2026-6pm CDT Apr 16, 2026
 
Forecast Discussion
 
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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