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

45°F

7°C

Humidity 41%
Wind Speed SW 7 mph
Barometer 30.25 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 24 Mar 10:55 am CDT
Extended Forecast for

Blair WI

  • Today

    Today: Mostly cloudy, with a high near 55. South wind around 6 mph.

    High: 55 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Calm wind becoming south around 5 mph after midnight.

    Low: 35 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Light and variable wind becoming southwest 5 to 7 mph in the morning.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Light south wind.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 58. North wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 58 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23. North wind 6 to 13 mph, with gusts as high as 23 mph.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 43. North wind 5 to 10 mph.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22. West wind 5 to 7 mph.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 53. West wind 5 to 11 mph.

    High: 53 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 55. South wind around 6 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Calm wind becoming south around 5 mph after midnight.
Wednesday
Mostly sunny, with a high near 65. Light and variable wind becoming southwest 5 to 7 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 44. Light south wind.
Thursday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 58. North wind 6 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 23. North wind 6 to 13 mph, with gusts as high as 23 mph.
Friday
Mostly sunny, with a high near 43. North wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 22. West wind 5 to 7 mph.
Saturday
Sunny, with a high near 53. West wind 5 to 11 mph.
Saturday Night
Partly cloudy, with a low around 33. South wind around 6 mph.
Sunday
Mostly sunny, with a high near 59. Southwest wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 36. South wind around 7 mph.
Monday
Mostly sunny, with a high near 66. South wind 6 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:
9:57 am CDT Mar 24, 2026
Forecast Valid:
11am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
Forecast Discussion
 
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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