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

39°F

4°C

Humidity 54%
Wind Speed SW 7 G 16 mph
Barometer 29.76 in
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 26 Feb 2:35 pm CST
Extended Forecast for

Blair WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 43. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 43 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 23. South wind 3 to 6 mph.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 50. Breezy, with a southwest wind 6 to 16 mph becoming west in the afternoon. Winds could gust as high as 28 mph.

    High: 50 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 14. Northwest wind 8 to 13 mph, with gusts as high as 24 mph.

    Low: 14 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy, with a high near 22. Northwest wind around 8 mph. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3. Northwest wind around 6 mph becoming calm after midnight.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 26. Calm wind becoming north around 5 mph.

    High: 26 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 10. Calm wind.

    Low: 10 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 36. Calm wind becoming south 5 to 9 mph in the morning.

    High: 36 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 43. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 23. South wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 50. Breezy, with a southwest wind 6 to 16 mph becoming west in the afternoon. Winds could gust as high as 28 mph.
Friday Night
Partly cloudy, with a low around 14. Northwest wind 8 to 13 mph, with gusts as high as 24 mph.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 22. Northwest wind around 8 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 3. Northwest wind around 6 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 26. Calm wind becoming north around 5 mph.
Sunday Night
Partly cloudy, with a low around 10. Calm wind.
Monday
Sunny, with a high near 36. Calm wind becoming south 5 to 9 mph in the morning.
Monday Night
Mostly cloudy, with a low around 21. South wind around 6 mph.
Tuesday
A slight chance of rain and snow. Mostly cloudy, with a high near 42. South wind 5 to 7 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 24. South wind 3 to 5 mph.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 47. Southeast wind 5 to 8 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Blair WI
 44.3°N 91.25°W
Last Update:
12:26 pm CST Feb 26, 2026
Forecast Valid:
2pm CST Feb 26, 2026-6pm CST Mar 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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