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.

Overcast

26°F

-3°C

Humidity 81%
Wind Speed NW 9 mph
Barometer 30.24 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 11 Jan 4:55 am CST
Extended Forecast for

Blair WI

  • Today

    Today: Partly sunny, with a high near 27. Northwest wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 27 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 21. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. West wind 3 to 7 mph.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain after midnight. Increasing clouds, with a low around 28. South wind 3 to 8 mph. Winds could gust as high as 18 mph.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly before noon. Partly sunny, with a high near 42. West wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 42 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 20. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 20 °F

    Cloudy then
    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 25. North wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 25 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10. North wind 5 to 7 mph becoming calm in the evening.

    Low: 10 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of snow, mainly after noon. Partly sunny, with a high near 28. Light south wind increasing to 5 to 9 mph in the morning.

    High: 28 °F

    Slight Chance
    Snow then
    Chance Snow

Detailed Forecast

Today
Partly sunny, with a high near 27. Northwest wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Tonight
Partly cloudy, with a low around 21. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 39. West wind 3 to 7 mph.
Monday Night
A 20 percent chance of rain after midnight. Increasing clouds, with a low around 28. South wind 3 to 8 mph. Winds could gust as high as 18 mph.
Tuesday
A 30 percent chance of rain, mainly before noon. Partly sunny, with a high near 42. West wind 9 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 20. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.
Wednesday
Partly sunny, with a high near 25. North wind 8 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 10. North wind 5 to 7 mph becoming calm in the evening.
Thursday
A 50 percent chance of snow, mainly after noon. Partly sunny, with a high near 28. Light south wind increasing to 5 to 9 mph in the morning.
Thursday Night
Snow likely. Mostly cloudy, with a low around 19. South wind around 9 mph becoming west after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Friday
Snow likely. Mostly cloudy, with a high near 29. West wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 8. Northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly cloudy, with a high near 16. Northwest wind around 11 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Blair WI
 44.3°N 91.22°W
Last Update:
3:51 am CST Jan 11, 2026
Forecast Valid:
5am CST Jan 11, 2026-6pm CST Jan 17, 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