National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Weather Likely this Afternoon and Evening

A line of severe thunderstorms are expected to develop mainly north of Interstate 90 later this afternoon and track to the east/northeast through the area. Large hail (2+"), damaging winds (60-70mph), and heavy rain of 2-3" are the main threats. A tornado cannot be ruled out if conditions line up just right. Read More >

Hazardous Weather Conditions

Current conditions at

Winona, Winona Municipal Airport-Max Conrad Field (KONA)

Lat: 44.08°NLon: 91.7°WElev: 656ft.

Overcast

64°F

18°C

Humidity 83%
Wind Speed SE 5 mph
Barometer 29.80 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 13 Apr 11:26 am CDT
Extended Forecast for

Saint Charles MN

  • Today

    Today: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 74. South wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 55. South wind 8 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Showers
    Likely then
    Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 72. Southwest wind around 7 mph becoming north in the afternoon. Chance of precipitation is 30%.

    High: 72 °F

    Patchy Fog
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 49. North wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 69. Northeast wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 52. East wind around 8 mph becoming west after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers. Mostly sunny, with a high near 70. West wind 8 to 10 mph.

    High: 70 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Southeast wind 8 to 13 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. Breezy, with a southeast wind 14 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 77 °F

    Breezy.
    Partly Sunny
    then Showers
    Likely

Detailed Forecast

Today
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 74. South wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 55. South wind 8 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers, with thunderstorms also possible after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 72. Southwest wind around 7 mph becoming north in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 49. North wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 69. Northeast wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 52. East wind around 8 mph becoming west after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 70. West wind 8 to 10 mph.
Thursday Night
Mostly clear, with a low around 55. Southeast wind 8 to 13 mph.
Friday
Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. Breezy, with a southeast wind 14 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 38. Breezy, with a south wind around 18 mph becoming northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 70%.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 48. Breezy, with a west wind 20 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.
Saturday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 29. Breezy, with a west wind 14 to 20 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 52. Northwest wind 13 to 15 mph, with gusts as high as 23 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:
11:36 am CDT Apr 13, 2026
Forecast Valid:
11am CDT Apr 13, 2026-6pm CDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation