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

25°F

-4°C

Humidity 48%
Wind Speed Calm
Barometer 30.38 in
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 23 Feb 4:55 pm CST
Extended Forecast for

2 Miles ESE Merrillan WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 11. Light south wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 20 mph.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly between 11am and 3pm. Partly sunny, with a high near 36. South wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 6. Wind chill values as low as -7. Blustery, with a northwest wind 13 to 16 mph, with gusts as high as 26 mph.

    Low: 6 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 22. Wind chill values as low as -8. Northwest wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 22 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 8. Light and variable wind.

    Low: 8 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Partly sunny, with a high near 35. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 35 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 21. Southwest wind 6 to 8 mph.

    Low: 21 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 51. South wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 16. West wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 16 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 11. Light south wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Snow likely, mainly between 11am and 3pm. Partly sunny, with a high near 36. South wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Partly cloudy, with a low around 6. Wind chill values as low as -7. Blustery, with a northwest wind 13 to 16 mph, with gusts as high as 26 mph.
Wednesday
Mostly sunny, with a high near 22. Wind chill values as low as -8. Northwest wind 5 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 8. Light and variable wind.
Thursday
A 20 percent chance of snow before noon. Partly sunny, with a high near 35. Light and variable wind becoming southwest around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 21. Southwest wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 51. South wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Partly cloudy, with a low around 16. West wind 10 to 13 mph, with gusts as high as 22 mph.
Saturday
A 20 percent chance of snow before noon. Partly sunny, with a high near 25. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 5. North wind around 8 mph.
Sunday
A 30 percent chance of snow. Mostly sunny, with a high near 22. Northeast wind around 7 mph.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 8. East wind around 7 mph.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 29. East wind around 7 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Merrillan WI
 44.44°N 90.79°W
Last Update:
3:16 pm CST Feb 23, 2026
Forecast Valid:
5pm CST Feb 23, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation