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

56°F

13°C

Humidity 40%
Wind Speed N 3 mph
Barometer 29.88 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 16 Feb 4:35 pm CST
Extended Forecast for

Blair WI

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Calm wind becoming east 5 to 7 mph after midnight.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 4pm. Mostly cloudy, with a high near 49. Breezy, with an east wind 8 to 18 mph, with gusts as high as 32 mph.

    High: 49 °F

    Mostly Cloudy
    then Slight
    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: Rain likely. Mostly cloudy, with a low around 40. Breezy, with an east wind 9 to 17 mph becoming south after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain Likely
    and Breezy

  • Wednesday

    Wednesday: A 40 percent chance of rain. Mostly sunny, with a high near 52. South wind 9 to 15 mph becoming west in the afternoon. Winds could gust as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before midnight, then a slight chance of rain and snow between midnight and 3am, then a slight chance of snow after 3am. Partly cloudy, with a low around 29. West wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Thursday

    Thursday: A 30 percent chance of rain after noon. Mostly sunny, with a high near 44. West wind 6 to 9 mph becoming northeast in the afternoon.

    High: 44 °F

    Mostly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Snow likely, possibly mixed with rain, mainly after midnight. Mostly cloudy, with a low around 28. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 28 °F

    Rain/Snow
    Likely

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 34. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 34 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 18. Northwest wind 6 to 8 mph.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. Calm wind becoming east 5 to 7 mph after midnight.
Tuesday
A 20 percent chance of rain after 4pm. Mostly cloudy, with a high near 49. Breezy, with an east wind 8 to 18 mph, with gusts as high as 32 mph.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 40. Breezy, with an east wind 9 to 17 mph becoming south after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 40 percent chance of rain. Mostly sunny, with a high near 52. South wind 9 to 15 mph becoming west in the afternoon. Winds could gust as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A slight chance of rain before midnight, then a slight chance of rain and snow between midnight and 3am, then a slight chance of snow after 3am. Partly cloudy, with a low around 29. West wind 6 to 8 mph. Chance of precipitation is 20%.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 44. West wind 6 to 9 mph becoming northeast in the afternoon.
Thursday Night
Snow likely, possibly mixed with rain, mainly after midnight. Mostly cloudy, with a low around 28. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 34. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 18. Northwest wind 6 to 8 mph.
Saturday
Partly sunny, with a high near 32. Northwest wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 14. Northwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 27. Northwest wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 9. Northwest wind 3 to 7 mph.
Monday
Sunny, with a high near 30. Light and variable wind becoming northwest 5 to 7 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Blair WI
 44.28°N 91.22°W
Last Update:
3:16 pm CST Feb 16, 2026
Forecast Valid:
4pm CST Feb 16, 2026-6pm CST Feb 23, 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