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Severe Thunderstorms and Heavy Rainfall; Typhoon Watch in Guam and CNMI

Heavy to excessive rainfall will continue through tonight from the Texas Big Bend region into southern Oklahoma. Scattered damaging wind gusts and a few tornadoes may accompany a line of severe thunderstorms that is expected across the Mid-Atlantic into New England Friday. A Typhoon Watch continues for Guam and CNMI as Tropical Storm Champi will strengthen and approach the islands this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Baraboo Wisconsin Dells Airport (KDLL)

Lat: 43.52°NLon: 89.77°WElev: 971ft.

Drizzle

52°F

11°C

Humidity 95%
Wind Speed NW 9 mph
Barometer 29.82 in
Dewpoint 50°F (10°C)
Visibility 7.00 mi
Wind Chill49°F (9°C)
Last update 15 Oct 10:15 pm CDT
Extended Forecast for

Merrimac WI

Freeze Watch October 17, 01:00am until October 17, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before midnight. Cloudy, with a low around 45. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 45 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 51. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Breezy.
    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 29. North wind 10 to 15 mph becoming light after midnight.

    Low: 29 °F

    Mostly Clear
    then Frost

  • Saturday

    Saturday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 57. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 57 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 37. Southwest wind around 10 mph.

    Low: 37 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. Southwest wind 5 to 10 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 66. Southwest wind around 5 mph.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly before midnight. Cloudy, with a low around 45. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 51. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 29. North wind 10 to 15 mph becoming light after midnight.
Saturday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 57. Light southwest wind increasing to 5 to 10 mph in the morning.
Saturday Night
Clear, with a low around 37. Southwest wind around 10 mph.
Sunday
Sunny, with a high near 64. Southwest wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 41. Southwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 66. Southwest wind around 5 mph.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrimac WI
 43.36°N 89.62°W (Elev. 906 ft)
Last Update:
9:52 pm CDT Oct 15, 2026
Forecast Valid:
10pm CDT Oct 15, 2026-6pm CDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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