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

82°F

28°C

Humidity 37%
Wind Speed W 6 mph
Barometer 30.05 in
Dewpoint 54°F (12°C)
Visibility 7.00 mi
Heat Index81°F (27°C)
Last update 27 Aug 3:15 pm CDT
Extended Forecast for

Fountain City WI

  • Tonight

    Tonight: Mostly clear, with a low around 55. Light west wind.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 65. South wind 3 to 6 mph.

    Low: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers before 10am, then showers and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 78. South wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 68. South wind around 11 mph, with gusts as high as 21 mph.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 87. South wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind around 8 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 87. South wind around 7 mph becoming west in the afternoon.

    High: 87 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69. Light and variable wind becoming southwest around 5 mph.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 55. Light west wind.
Friday
Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 65. South wind 3 to 6 mph.
Saturday
Showers before 10am, then showers and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 78. South wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Mostly cloudy, with a low around 68. South wind around 11 mph, with gusts as high as 21 mph.
Sunday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 87. South wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind around 8 mph.
Monday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 87. South wind around 7 mph becoming west in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69. Light and variable wind becoming southwest around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85. Light and variable wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Light south wind.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. Light south wind.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. South wind 5 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Fountain City WI
 44.14°N 91.7°W
Last Update:
1:26 pm CDT Aug 27, 2026
Forecast Valid:
3pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026
 
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Additional Resources

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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