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

45°F

7°C

Humidity 93%
Wind Speed Calm
Barometer 29.73 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 26 Mar 1:23 am CDT
Extended Forecast for

Saint Charles MN

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 51. South wind around 5 mph becoming west.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers before 4pm. Partly sunny, with a high near 54. Breezy, with a north wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 54 °F

    Slight Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 24. North wind 7 to 14 mph, with gusts as high as 25 mph.

    Low: 24 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 40. Breezy, with a light north wind becoming northwest 16 to 21 mph in the morning. Winds could gust as high as 30 mph.

    High: 40 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 22. Blustery, with a northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.

    Low: 22 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 49. Breezy, with a south wind 9 to 18 mph, with gusts as high as 28 mph.

    High: 49 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. South wind around 11 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64. South wind 11 to 14 mph.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. South wind around 10 mph, with gusts as high as 18 mph.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 51. South wind around 5 mph becoming west.
Thursday
A 20 percent chance of showers before 4pm. Partly sunny, with a high near 54. Breezy, with a north wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 24. North wind 7 to 14 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 40. Breezy, with a light north wind becoming northwest 16 to 21 mph in the morning. Winds could gust as high as 30 mph.
Friday Night
Mostly clear, with a low around 22. Blustery, with a northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.
Saturday
Mostly sunny, with a high near 49. Breezy, with a south wind 9 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 36. South wind around 11 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 64. South wind 11 to 14 mph.
Sunday Night
Mostly clear, with a low around 44. South wind around 10 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 64. Northwest wind 9 to 11 mph becoming east in the afternoon.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43. Breezy, with an east wind 11 to 17 mph.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 61. Breezy, with a southeast wind around 17 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 43. Breezy, with a southeast wind around 16 mph becoming northwest after midnight. Winds could gust as high as 24 mph.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 57. Breezy, with a north wind around 16 mph, with gusts as high as 24 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Charles MN
 43.97°N 92.07°W
Last Update:
1:26 am CDT Mar 26, 2026
Forecast Valid:
2am CDT Mar 26, 2026-6pm CDT Apr 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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