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

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Overcast

77°F

25°C

Humidity 90%
Wind Speed S 5 mph
Barometer 29.91 in (1012.3 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 3 Sep 11:53 pm CDT
Extended Forecast for

Lake Ripley WI

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Heat index values as high as 97. Southeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, mostly sunny through mid morning, then becoming cloudy, with a high near 84. Calm wind becoming northeast around 5 mph in the morning.

    High: 84 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Calm wind becoming east around 5 mph in the morning.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. East wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind around 5 mph.
Friday
A slight chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Heat index values as high as 97. Southeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 20%.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 7am. Otherwise, mostly sunny through mid morning, then becoming cloudy, with a high near 84. Calm wind becoming northeast around 5 mph in the morning.
Saturday Night
Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 82. Calm wind becoming east around 5 mph in the morning.
Sunday Night
Partly cloudy, with a low around 60. East wind around 5 mph becoming calm in the evening.
Labor Day
Mostly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the morning.
Monday Night
Mostly cloudy, with a low around 63.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 64.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Ripley WI
 43.01°N 88.99°W (Elev. 899 ft)
Last Update:
12:32 am CDT Sep 4, 2026
Forecast Valid:
12am CDT Sep 4, 2026-6pm CDT Sep 10, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation