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

Black River Falls Area Airport (KBCK)

Lat: 44.25°NLon: 90.85°WElev: 830ft.

Fair

40°F

4°C

Humidity 47%
Wind Speed SE 5 mph
Barometer 30.18 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 12 Feb 4:35 pm CST
Extended Forecast for

6 Miles ESE Merrillan WI

  • Tonight

    Tonight: Mostly clear, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 46. Light and variable wind.

    High: 46 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 50. Light south wind.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 49. Light west wind.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 55. Calm wind becoming southwest around 5 mph.

    High: 55 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Light southeast wind.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 22. Calm wind.
Friday
Sunny, with a high near 46. Light and variable wind.
Friday Night
Partly cloudy, with a low around 21. Calm wind.
Saturday
Sunny, with a high near 50. Light south wind.
Saturday Night
Mostly clear, with a low around 25. Calm wind.
Sunday
Mostly sunny, with a high near 49. Light west wind.
Sunday Night
Mostly cloudy, with a low around 31. Calm wind.
Washington's Birthday
Partly sunny, with a high near 55. Calm wind becoming southwest around 5 mph.
Monday Night
Partly cloudy, with a low around 34. Light southeast wind.
Tuesday
A 30 percent chance of rain after noon. Partly sunny, with a high near 52. East wind 3 to 7 mph. Winds could gust as high as 18 mph.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37. East wind around 7 mph, with gusts as high as 20 mph.
Wednesday
Rain and snow likely. Mostly sunny, with a high near 47. East wind 7 to 9 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 27. Northwest wind around 7 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 37. Northwest wind around 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Merrillan WI
 44.42°N 90.73°W
Last Update:
3:47 pm CST Feb 12, 2026
Forecast Valid:
4pm CST Feb 12, 2026-6pm CST Feb 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation