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.

Partly Cloudy

71°F

22°C

Humidity 80%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 2 Sep 10:35 am CDT
Extended Forecast for

Portage WI

  • Today

    Today: A slight chance of showers and thunderstorms between noon and 1pm. Mostly sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 11am. Mostly cloudy, with a high near 83. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 85. Calm wind becoming southeast around 5 mph. Chance of precipitation is 50%.

    High: 85 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 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
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.

    High: 82 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. East wind around 5 mph becoming calm.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers and thunderstorms between noon and 1pm. Mostly sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 68. Calm wind.
Thursday
Showers and thunderstorms likely, mainly before 11am. Mostly cloudy, with a high near 83. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 85. Calm wind becoming southeast around 5 mph. Chance of precipitation is 50%.
Friday Night
A 50 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. Partly sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. East wind around 5 mph becoming calm.
Sunday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Sunday Night
A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
Labor Day
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Tuesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portage WI
 43.55°N 89.46°W (Elev. 791 ft)
Last Update:
9:57 am CDT Sep 2, 2026
Forecast Valid:
10am CDT Sep 2, 2026-6pm CDT Sep 8, 2026
 
Forecast Discussion
 
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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