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

Hurricane and Storm Surge Watches Issued for the Northern Gulf Coast for Strengthening Tropical Storm Isaias

Tropical Storm Isaias is forecast to track toward the central Gulf Coast while strengthening into a hurricane on Thursday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts along portions of the northern Gulf Coast Friday into Saturday. Isaias will bring heavy rainfall to the central Gulf Coast and much of the Southeast Friday into the weekend. Read More >

Current conditions at

Baraboo Wisconsin Dells Airport (KDLL)

Lat: 43.52°NLon: 89.77°WElev: 971ft.

Fair

64°F

18°C

Humidity 42%
Wind Speed W 5 mph
Barometer 29.89 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 7 Oct 6:55 pm CDT
Extended Forecast for

2 Miles S Merrimac WI

  • Tonight

    Tonight: Mostly clear, with a low around 47. Northwest wind around 5 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 69. Light west wind becoming northwest 5 to 10 mph in the morning.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers. Mostly sunny, with a high near 72. Light south wind increasing to 5 to 10 mph in the morning.

    High: 72 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. South wind around 10 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. South wind around 10 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. South wind 5 to 10 mph.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 47. Northwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 69. Light west wind becoming northwest 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 47. Calm wind.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 72. Light south wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 59. South wind around 10 mph.
Saturday
Sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 57. South wind around 10 mph.
Sunday
Sunny, with a high near 77. South wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 56.
Columbus Day
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 72.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 44.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Merrimac WI
 43.34°N 89.62°W (Elev. 899 ft)
Last Update:
6:36 pm CDT Oct 7, 2026
Forecast Valid:
7pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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