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

36°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 36°F (2°C)
Visibility 2.00 mi
Last update 4 Apr 4:01 am CDT
Extended Forecast for

Saint Charles MN

  • Today

    Today: A chance of rain showers before 7am, then a chance of rain and snow showers after 3pm. Cloudy, with a high near 40. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 40 °F

    Breezy.
    Chance
    Showers then
    Chance
    Rain/Snow

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around 30. Breezy, with a west wind 17 to 21 mph, with gusts as high as 32 mph.

    Low: 30 °F

    Chance Snow
    Showers and
    Breezy

  • Sunday

    Sunday: Isolated showers after 1pm. Mostly sunny, with a high near 50. West wind around 15 mph. Chance of precipitation is 20%.

    High: 50 °F

    Mostly Sunny
    then Isolated
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30. Blustery, with a northwest wind 14 to 16 mph.

    Low: 30 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Monday

    Monday: Mostly sunny, with a high near 39. Breezy, with a northwest wind around 18 mph, with gusts as high as 26 mph.

    High: 39 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. Blustery, with a north wind 11 to 16 mph becoming light after midnight. Winds could gust as high as 24 mph.

    Low: 20 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43. Light east wind becoming south 6 to 11 mph in the morning.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Rain and snow showers likely, mainly after 1am. Mostly cloudy, with a low around 33. Breezy, with a south wind 14 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.

    Low: 33 °F

    Rain/Snow
    Likely and
    Breezy

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 64. Windy, with a south wind 24 to 28 mph, with gusts as high as 36 mph.

    High: 64 °F

    Chance
    Showers and
    Windy

Detailed Forecast

Today
A chance of rain showers before 7am, then a chance of rain and snow showers after 3pm. Cloudy, with a high near 40. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tonight
A 30 percent chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around 30. Breezy, with a west wind 17 to 21 mph, with gusts as high as 32 mph.
Sunday
Isolated showers after 1pm. Mostly sunny, with a high near 50. West wind around 15 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 30. Blustery, with a northwest wind 14 to 16 mph.
Monday
Mostly sunny, with a high near 39. Breezy, with a northwest wind around 18 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 20. Blustery, with a north wind 11 to 16 mph becoming light after midnight. Winds could gust as high as 24 mph.
Tuesday
Mostly sunny, with a high near 43. Light east wind becoming south 6 to 11 mph in the morning.
Tuesday Night
Rain and snow showers likely, mainly after 1am. Mostly cloudy, with a low around 33. Breezy, with a south wind 14 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 64. Windy, with a south wind 24 to 28 mph, with gusts as high as 36 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 40. Breezy, with a west wind 17 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 55. West wind around 15 mph becoming northeast in the afternoon.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 38. East wind 11 to 13 mph.
Friday
Showers likely. Mostly cloudy, with a high near 55. Southeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
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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:
4:56 am CDT Apr 4, 2026
Forecast Valid:
6am CDT Apr 4, 2026-6pm CDT Apr 10, 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