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

36°F

2°C

Humidity 81%
Wind Speed SE 3 mph
Barometer 29.98 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 18 Mar 8:15 pm CDT
Extended Forecast for

Saint Charles MN

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 32. South wind around 6 mph.

    Low: 32 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Widespread fog, mainly before 10am. Otherwise, partly sunny, with a high near 45. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 45 °F

    Fog

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37. South wind 7 to 13 mph.

    Low: 37 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 54. Northwest wind 8 to 10 mph.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. Northwest wind around 6 mph becoming southwest after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Southwest wind 7 to 11 mph.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. West wind 10 to 14 mph becoming north after midnight. Winds could gust as high as 22 mph.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 43. North wind around 15 mph, with gusts as high as 23 mph.

    High: 43 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24. North wind 7 to 11 mph.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 32. South wind around 6 mph.
Thursday
Widespread fog, mainly before 10am. Otherwise, partly sunny, with a high near 45. Light and variable wind becoming south around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 37. South wind 7 to 13 mph.
Friday
Partly sunny, with a high near 54. Northwest wind 8 to 10 mph.
Friday Night
Mostly cloudy, with a low around 38. Northwest wind around 6 mph becoming southwest after midnight.
Saturday
Mostly sunny, with a high near 66. Southwest wind 7 to 11 mph.
Saturday Night
Mostly cloudy, with a low around 37. West wind 10 to 14 mph becoming north after midnight. Winds could gust as high as 22 mph.
Sunday
Mostly cloudy, with a high near 43. North wind around 15 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 24. North wind 7 to 11 mph.
Monday
Mostly sunny, with a high near 44. Northeast wind 7 to 10 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a low around 31. South wind 9 to 13 mph.
Tuesday
Partly sunny, with a high near 51. South wind 9 to 11 mph.
Tuesday Night
Mostly cloudy, with a low around 35. Southeast wind 7 to 9 mph.
Wednesday
A slight chance of rain and snow. Mostly cloudy, with a high near 56. Southeast wind 11 to 15 mph. Chance of precipitation is 20%.
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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:
6:16 pm CDT Mar 18, 2026
Forecast Valid:
8pm CDT Mar 18, 2026-6pm CDT Mar 25, 2026
 
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Additional Resources

Radar & Satellite Image

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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