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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Blair WI

  • Today

    Today: Mostly cloudy, with a high near 20. Light and variable wind becoming southwest around 6 mph in the afternoon.

    High: 20 °F

    Mostly Cloudy

  • Tonight

    Tonight: Snow before 4am, then a slight chance of snow and freezing rain. Low around 16. South wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Snow then
    Wintry Mix

  • Wednesday

    Wednesday: Partly sunny, with a high near 44. South wind 5 to 8 mph.

    High: 44 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 30. Light south wind.

    Low: 30 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 48. North wind 5 to 10 mph.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Calm wind becoming southwest around 6 mph after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 52. South wind 6 to 8 mph.

    High: 52 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. Southeast wind around 5 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58. South wind 6 to 10 mph.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 20. Light and variable wind becoming southwest around 6 mph in the afternoon.
Tonight
Snow before 4am, then a slight chance of snow and freezing rain. Low around 16. South wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 1 to 3 inches possible.
Wednesday
Partly sunny, with a high near 44. South wind 5 to 8 mph.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 30. Light south wind.
Thursday
Mostly sunny, with a high near 48. North wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind becoming southwest around 6 mph after midnight.
Friday
Partly sunny, with a high near 52. South wind 6 to 8 mph.
Friday Night
Mostly cloudy, with a low around 33. Southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 58. South wind 6 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 33. West wind around 10 mph becoming north after midnight. Winds could gust as high as 20 mph.
Sunday
Partly sunny, with a high near 49. North wind around 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 23. North wind around 7 mph.
Monday
Mostly sunny, with a high near 43. North wind 6 to 9 mph becoming southeast in the afternoon.
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:
11:03 am CDT Mar 17, 2026
Forecast Valid:
11am CDT Mar 17, 2026-6pm CDT Mar 23, 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