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

72°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 3 Sep 3:35 am CDT
Extended Forecast for

Fountain City WI

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 73. Light southeast wind.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Showers and thunderstorms, mainly before 2pm. High near 84. Light and variable wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms, mainly before 4am. Some of the storms could produce heavy rainfall. Low around 70. Southeast wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 70 °F

    Heavy Rain

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 86. South wind 3 to 5 mph.

    High: 86 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68. Light east wind.

    Low: 68 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83. East wind around 5 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Southeast wind 3 to 6 mph.

    Low: 66 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 81. Southeast wind around 6 mph.

    High: 81 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 66. Southeast wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 73. Light southeast wind.
Thursday
Showers and thunderstorms, mainly before 2pm. High near 84. Light and variable wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms, mainly before 4am. Some of the storms could produce heavy rainfall. Low around 70. Southeast wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A 30 percent chance of showers and thunderstorms before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 86. South wind 3 to 5 mph.
Friday Night
Partly cloudy, with a low around 68. Light east wind.
Saturday
Mostly sunny, with a high near 83. East wind around 5 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Southeast wind 3 to 6 mph.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 81. Southeast wind around 6 mph.
Sunday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 66. Southeast wind 3 to 6 mph. Chance of precipitation is 30%.
Labor Day
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Southeast wind 6 to 9 mph. Chance of precipitation is 40%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind 9 to 14 mph.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. South wind 11 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Southwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 78. West wind 7 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Fountain City WI
 44.14°N 91.7°W
Last Update:
2:52 am CDT Sep 3, 2026
Forecast Valid:
3am CDT Sep 3, 2026-6pm CDT Sep 9, 2026
 
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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