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.

Fair

52°F

11°C

Humidity 93%
Wind Speed Calm
Barometer 29.65 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Jun 12:15 am CDT
Extended Forecast for

Merrimac WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. Southwest wind around 5 mph becoming calm.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 66. Southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 3am, then a chance of showers. Low around 54. South wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. Northwest wind around 10 mph. Chance of precipitation is 20%.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 51. West wind 5 to 10 mph. Chance of precipitation is 10%.

    Low: 51 °F

    Slight Chance
    T-storms then
    Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 74. Northwest wind 5 to 10 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 54. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Sunny, with a high near 78. Light west wind increasing to 5 to 10 mph in the morning.

    High: 78 °F

    Sunny then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. Southwest wind around 5 mph becoming calm.
Wednesday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 66. Southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and thunderstorms before 3am, then a chance of showers. Low around 54. South wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. Northwest wind around 10 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 51. West wind 5 to 10 mph. Chance of precipitation is 10%.
Juneteenth
Sunny, with a high near 74. Northwest wind 5 to 10 mph.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 54. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
A 20 percent chance of showers after 1pm. Sunny, with a high near 78. Light west wind increasing to 5 to 10 mph in the morning.
Saturday Night
A 30 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 56.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 75.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Merrimac WI
 43.36°N 89.62°W (Elev. 906 ft)
Last Update:
11:52 pm CDT Jun 16, 2026
Forecast Valid:
12am CDT Jun 17, 2026-6pm CDT Jun 23, 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