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

Baraboo Wisconsin Dells Airport (KDLL)

Lat: 43.52°NLon: 89.77°WElev: 971ft.

Overcast

51°F

11°C

Humidity 67%
Wind Speed NW 7 mph
Barometer 30.18 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 19 May 11:15 pm CDT
Extended Forecast for

Portage WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. Northwest wind 5 to 10 mph.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 63. North wind 5 to 10 mph.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. East wind 5 to 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 60. East wind 5 to 10 mph.

    High: 60 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. East wind 5 to 10 mph.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 62. East wind 5 to 10 mph.

    High: 62 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 46. East wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 70. Northeast wind around 5 mph becoming northwest in the afternoon.

    High: 70 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 44. Northwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 63. North wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 40. East wind 5 to 10 mph.
Thursday
Partly sunny, with a high near 60. East wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 42. East wind 5 to 10 mph.
Friday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 62. East wind 5 to 10 mph.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 46. East wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 70. Northeast wind around 5 mph becoming northwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 52.
Memorial Day
Sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portage WI
 43.55°N 89.49°W (Elev. 787 ft)
Last Update:
10:33 pm CDT May 19, 2026
Forecast Valid:
11pm CDT May 19, 2026-6pm CDT May 26, 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