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

39°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 7 Oct 6:55 am CDT
Extended Forecast for

Blair WI

  • Today

    Today: Sunny, with a high near 71. Light northwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. West wind around 6 mph becoming calm in the evening.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. Calm wind becoming south 5 to 9 mph in the morning.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. South wind around 7 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 81. Breezy, with a south wind 9 to 16 mph, with gusts as high as 29 mph.

    High: 81 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. South wind 8 to 15 mph, with gusts as high as 28 mph.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79. South wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 79 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 71. Light northwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Tonight
Mostly clear, with a low around 44. West wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 66. Calm wind becoming northwest 5 to 7 mph in the morning.
Thursday Night
Partly cloudy, with a low around 41. Calm wind.
Friday
Mostly sunny, with a high near 71. Calm wind becoming south 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 55. South wind around 7 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 81. Breezy, with a south wind 9 to 16 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 61. South wind 8 to 15 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 79. South wind 8 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 54. South wind 5 to 7 mph.
Columbus Day
A 30 percent chance of showers. Partly sunny, with a high near 68. West wind 6 to 10 mph, with gusts as high as 20 mph.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 46. North wind 6 to 8 mph, with gusts as high as 18 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 61. North wind 7 to 10 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Blair WI
 44.28°N 91.22°W
Last Update:
5:01 am CDT Oct 7, 2026
Forecast Valid:
7am CDT Oct 7, 2026-6pm CDT Oct 13, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation