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

27°F

-3°C

Humidity 96%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 16 Feb 9:35 pm CST
Extended Forecast for

Blair WI

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Calm wind becoming east around 6 mph after midnight.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 49. Breezy, with an east wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 49 °F

    Mostly Cloudy
    then Chance
    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain, mainly before 2am. Low around 40. Breezy, with an east wind 13 to 18 mph becoming south 7 to 12 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: A 20 percent chance of rain before noon. Mostly sunny, with a high near 51. Breezy, with a south wind 9 to 16 mph becoming west in the afternoon. Winds could gust as high as 29 mph.

    High: 51 °F

    Slight Chance
    Rain then
    Mostly Sunny
    and Breezy

  • 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 5 to 7 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 45. West wind 6 to 9 mph becoming northeast in the afternoon.

    High: 45 °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 20 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 33. Calm wind becoming east around 6 mph after midnight.
Tuesday
A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 49. Breezy, with an east wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Tuesday Night
Rain, mainly before 2am. Low around 40. Breezy, with an east wind 13 to 18 mph becoming south 7 to 12 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 20 percent chance of rain before noon. Mostly sunny, with a high near 51. Breezy, with a south wind 9 to 16 mph becoming west in the afternoon. Winds could gust as high as 29 mph.
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 5 to 7 mph. Chance of precipitation is 20%.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 45. 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 20 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 28. Northwest wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 9. Northwest wind 3 to 6 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
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ABOUT THIS FORECAST

 
Point Forecast:
Blair WI
 44.3°N 91.25°W
Last Update:
9:52 pm CST Feb 16, 2026
Forecast Valid:
9pm CST Feb 16, 2026-6pm CST Feb 23, 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