Showers and Storms continue across the East; Heat, Critical Fire Weather, Drought, and Poor Air Quality continues in the West

A series of fronts will focus locally heavy showers and storms across portions of the central and eastern U.S. through the end of the workweek. Dangerous to extreme heat continues across the Southwest U.S., eventually spreading eastward over the weekend into early next week. Elevated fire weather conditions continue across the Great Basin, with degraded air quality lingering across the Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

Baraboo Wisconsin Dells Airport (KDLL)

Lat: 43.52°NLon: 89.77°WElev: 971ft.

Partly Cloudy

69°F

21°C

Humidity 75%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 5 Aug 12:35 am CDT
Extended Forecast for

4 Miles NNW Merrimac WI

  • Overnight

    Overnight: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a chance of showers and thunderstorms after 4am.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 62. Calm wind becoming northwest around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 2pm.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 78. Calm wind.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 80. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 63. Southwest wind around 5 mph.

    Low: 63 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 79. Northwest wind around 5 mph becoming southwest in the afternoon.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a chance of showers and thunderstorms after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 62. Calm wind becoming northwest around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 73. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 56. Calm wind.
Thursday
Sunny, with a high near 78. Calm wind.
Thursday Night
Mostly clear, with a low around 59. Calm wind.
Friday
Mostly sunny, with a high near 80. Light south wind becoming southwest 5 to 10 mph in the morning.
Friday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 63. Southwest wind around 5 mph.
Saturday
Sunny, with a high near 79. Northwest wind around 5 mph becoming southwest in the afternoon.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 80.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Merrimac WI
 43.42°N 89.65°W (Elev. 1299 ft)
12:46 am CDT Aug 5, 2026
12am CDT Aug 5, 2026-6pm CDT Aug 11, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database