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

1°F

-17°C

Humidity 87%
Wind Speed Calm
Barometer 29.86 in
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Last update 25 Feb 11:55 pm CST
Extended Forecast for

Blair WI

  • Overnight

    Overnight: Partly cloudy, with a low around 13. Calm wind.

    Low: 13 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 41. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. South wind 5 to 7 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 50. Breezy, with a southwest wind 7 to 12 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 50 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 15. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.

    Low: 15 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy, with a high near 23. Northwest wind 7 to 9 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4. North wind 3 to 6 mph.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 24. Northeast wind 3 to 6 mph.

    High: 24 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 10. Calm wind.

    Low: 10 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 13. Calm wind.
Thursday
Partly sunny, with a high near 41. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 24. South wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 50. Breezy, with a southwest wind 7 to 12 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
Friday Night
Partly cloudy, with a low around 15. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 23. Northwest wind 7 to 9 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 4. North wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 24. Northeast wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 10. Calm wind.
Monday
Mostly sunny, with a high near 34. Calm wind becoming south 5 to 9 mph in the morning.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20. South wind around 6 mph.
Tuesday
A 30 percent chance of snow. Mostly sunny, with a high near 41. South wind 6 to 9 mph becoming west in the afternoon.
Tuesday Night
Mostly clear, with a low around 23. West wind around 6 mph.
Wednesday
Sunny, with a high near 45. South wind 5 to 9 mph.
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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:
10:52 pm CST Feb 25, 2026
Forecast Valid:
12am CST Feb 26, 2026-6pm CST Mar 4, 2026
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation