Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Current conditions at

Black River Falls Area Airport (KBCK)

Lat: 44.25°NLon: 90.85°WElev: 830ft.

Fog

44°F

7°C

Humidity 100%
Wind Speed Calm
Barometer 30.26 in
Dewpoint 44°F (7°C)
Visibility 0.25 mi
Last update 31 Aug 5:07 am CDT
Extended Forecast for

6 Miles ESE Merrillan WI

  • Today

    Today: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 76. Calm wind.

    High: 76 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 77. Light and variable wind.  Chance of precipitation is 20%.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 54. Calm wind.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 1pm, then a chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 64. Northwest wind 3 to 8 mph. Winds could gust as high as 18 mph.  Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. Northwest wind 3 to 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 57. Northwest wind 5 to 7 mph, with gusts as high as 18 mph.

    High: 57 °F

    Partly Sunny

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 76. Calm wind.
Tonight
Mostly clear, with a low around 49. Calm wind.
Labor Day
Sunny, with a high near 77. Calm wind.
Monday Night
Mostly clear, with a low around 51. Calm wind.
Tuesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 77. Light and variable wind. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 64. Northwest wind 3 to 8 mph. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 40. Northwest wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 57. Northwest wind 5 to 7 mph, with gusts as high as 18 mph.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 40. Light southwest wind.
Friday
A 20 percent chance of showers. Mostly cloudy, with a high near 63. West wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 41. Light west wind.
Saturday
Mostly sunny, with a high near 64. Calm wind becoming northwest around 6 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Merrillan WI
 44.42°N 90.73°W
4:28 am CDT Aug 31, 2025
5am CDT Aug 31, 2025-6pm CDT Sep 6, 2025
 
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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