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

59°F

15°C

Humidity 77%
Wind Speed Calm
Barometer 29.60 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 17 Jun 12:15 am CDT
Extended Forecast for

Saint Charles MN

  • Overnight

    Overnight: Showers, mainly after 3am. Low around 54. South wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 69. Breezy, with a south wind 11 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm. Mostly cloudy, with a low around 53. Breezy, with a northwest wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Breezy.
    Showers
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 70. Northwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 70 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. West wind 5 to 13 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Sunny, with a high near 74. West wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 74 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of thunderstorms before 7pm. Mostly clear, with a low around 54. West wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. Northwest wind around 6 mph.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 56. North wind 5 to 7 mph becoming east in the evening.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Showers, mainly after 3am. Low around 54. South wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 69. Breezy, with a south wind 11 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm. Mostly cloudy, with a low around 53. Breezy, with a northwest wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 70. Northwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 50. West wind 5 to 13 mph, with gusts as high as 21 mph.
Juneteenth
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Sunny, with a high near 74. West wind 6 to 9 mph. Chance of precipitation is 30%.
Friday Night
A chance of thunderstorms before 7pm. Mostly clear, with a low around 54. West wind 3 to 6 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 75. Northwest wind around 6 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 56. North wind 5 to 7 mph becoming east in the evening.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72. East wind 10 to 13 mph.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 55. Northeast wind 8 to 14 mph.
Monday
Mostly sunny, with a high near 74. Northeast wind around 8 mph.
Monday Night
Partly cloudy, with a low around 55. East wind around 6 mph becoming light and variable in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. Southwest wind 5 to 8 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:
12:16 am CDT Jun 17, 2026
Forecast Valid:
12am CDT Jun 17, 2026-6pm CDT Jun 23, 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