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

49°F

9°C

Humidity 62%
Wind Speed W 8 mph
Barometer 29.84 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 16 Feb 10:35 am CST
Extended Forecast for

Blair WI

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 55. West wind around 6 mph becoming calm in the afternoon.

    High: 55 °F

    Sunny

  • 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. Low around 39. Breezy, with an east wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: A 40 percent chance of rain. Mostly sunny, with a high near 51. South wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 9pm, then a slight chance of rain and snow between 9pm and midnight, then a slight chance of snow after midnight. Partly cloudy, with a low around 30. West wind around 7 mph. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 44. Northwest wind 6 to 9 mph becoming northeast in the afternoon.

    High: 44 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 27. Northeast wind around 9 mph. Chance of precipitation is 50%.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 35. Northwest wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 35 °F

    Chance Snow

Detailed Forecast

Washington's Birthday
Sunny, with a high near 55. West wind around 6 mph becoming calm in the afternoon.
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. Low around 39. Breezy, with an east wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 40 percent chance of rain. Mostly sunny, with a high near 51. South wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A slight chance of rain before 9pm, then a slight chance of rain and snow between 9pm and midnight, then a slight chance of snow after midnight. Partly cloudy, with a low around 30. West wind around 7 mph. Chance of precipitation is 20%.
Thursday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 44. Northwest wind 6 to 9 mph becoming northeast in the afternoon.
Thursday Night
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 27. Northeast wind around 9 mph. Chance of precipitation is 50%.
Friday
A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 35. Northwest wind 8 to 10 mph, with gusts as high as 18 mph.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 19. Northwest wind around 7 mph.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 31. Northwest wind 6 to 9 mph.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 13. Northwest wind around 8 mph.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 26. Northwest wind 8 to 11 mph, with gusts as high as 20 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:
10:36 am CST Feb 16, 2026
Forecast Valid:
10am CST Feb 16, 2026-6pm CST Feb 22, 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