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

19°F

-7°C

Humidity 66%
Wind Speed Calm
Barometer 30.26 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 23 Feb 8:15 pm CST
Extended Forecast for

Blair WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. Light south wind increasing to 6 to 11 mph in the evening. Winds could gust as high as 23 mph.

    Low: 12 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of snow, mainly before 2pm. Partly sunny, with a high near 37. Breezy, with a south wind 11 to 16 mph becoming west in the afternoon. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 8. Wind chill values as low as -4. Northwest wind 13 to 15 mph, with gusts as high as 26 mph.

    Low: 8 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 23. Wind chill values as low as -6. Northwest wind 6 to 11 mph becoming light in the afternoon. Winds could gust as high as 20 mph.

    High: 23 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Partly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 37. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 23. South wind 5 to 7 mph.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 52. South wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. Northwest wind around 10 mph, with gusts as high as 22 mph.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 12. Light south wind increasing to 6 to 11 mph in the evening. Winds could gust as high as 23 mph.
Tuesday
A 50 percent chance of snow, mainly before 2pm. Partly sunny, with a high near 37. Breezy, with a south wind 11 to 16 mph becoming west in the afternoon. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Partly cloudy, with a low around 8. Wind chill values as low as -4. Northwest wind 13 to 15 mph, with gusts as high as 26 mph.
Wednesday
Sunny, with a high near 23. Wind chill values as low as -6. Northwest wind 6 to 11 mph becoming light in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
A 20 percent chance of snow. Partly cloudy, with a low around 11. Calm wind.
Thursday
Mostly sunny, with a high near 37. Calm wind becoming southwest 5 to 8 mph in the morning.
Thursday Night
Mostly clear, with a low around 23. South wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 52. South wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Friday Night
Partly cloudy, with a low around 17. Northwest wind around 10 mph, with gusts as high as 22 mph.
Saturday
A 20 percent chance of snow before noon. Partly sunny, with a high near 26. North wind 9 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 7. North wind 6 to 8 mph.
Sunday
A 30 percent chance of snow. Mostly sunny, with a high near 24. Northeast wind 6 to 8 mph.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 10. East wind around 6 mph.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 29. East wind 6 to 9 mph becoming southwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Blair WI
 44.3°N 91.25°W
Last Update:
8:27 pm CST Feb 23, 2026
Forecast Valid:
8pm CST Feb 23, 2026-6pm CST Mar 2, 2026
 
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Additional Resources

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Chance of Precipitation