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

Hazardous Weather Conditions

Current conditions at

Baraboo Wisconsin Dells Airport (KDLL)

Lat: 43.52°NLon: 89.77°WElev: 971ft.

Fair

67°F

19°C

Humidity 96%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 2 Sep 11:35 pm CDT
Extended Forecast for

Portage WI

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 2am and 5am. Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the morning.

    High: 83 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after midnight. Low around 67. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 67 °F

    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and noon. Partly sunny, with a high near 85. Southeast wind around 5 mph. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon.

    High: 83 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63. East wind around 5 mph becoming calm after midnight.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly between 2am and 5am. Partly cloudy, with a low around 68. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the morning.
Thursday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after midnight. Low around 67. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and noon. Partly sunny, with a high near 85. Southeast wind around 5 mph. Chance of precipitation is 30%.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 63. East wind around 5 mph becoming calm after midnight.
Sunday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Labor Day
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 79.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 78.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portage WI
 43.55°N 89.43°W (Elev. 787 ft)
Last Update:
11:31 pm CDT Sep 2, 2026
Forecast Valid:
11pm CDT Sep 2, 2026-6pm CDT Sep 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation