National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Black River Falls Area Airport (KBCK)

Lat: 44.25°NLon: 90.85°WElev: 830ft.

Partly Cloudy

30°F

-1°C

Humidity 92%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 19 Mar 1:15 am CDT
Extended Forecast for

Blair WI

  • Overnight

    Overnight: A slight chance of freezing rain before 4am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 30. Light east wind. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Freezing Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Patchy fog between 8am and 11am. Otherwise, partly sunny, with a high near 49. Calm wind becoming east around 5 mph in the afternoon.

    High: 49 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36. Southeast wind 5 to 7 mph becoming southwest after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 55. Northwest wind 5 to 8 mph.

    High: 55 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. Light and variable wind.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63. Calm wind becoming south 5 to 8 mph in the morning.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 36. South wind 6 to 9 mph becoming northeast after midnight. Winds could gust as high as 18 mph.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: Mostly cloudy, with a high near 46. North wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 46 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23. Northwest wind 5 to 9 mph.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of freezing rain before 4am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 30. Light east wind. Chance of precipitation is 20%.
Thursday
Patchy fog between 8am and 11am. Otherwise, partly sunny, with a high near 49. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 36. Southeast wind 5 to 7 mph becoming southwest after midnight.
Friday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 55. Northwest wind 5 to 8 mph.
Friday Night
Mostly cloudy, with a low around 34. Light and variable wind.
Saturday
Mostly sunny, with a high near 63. Calm wind becoming south 5 to 8 mph in the morning.
Saturday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 36. South wind 6 to 9 mph becoming northeast after midnight. Winds could gust as high as 18 mph.
Sunday
Mostly cloudy, with a high near 46. North wind 9 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 23. Northwest wind 5 to 9 mph.
Monday
Mostly sunny, with a high near 45. Light and variable wind becoming northwest 5 to 7 mph in the morning.
Monday Night
Mostly cloudy, with a low around 31. South wind 5 to 7 mph.
Tuesday
Mostly cloudy, with a high near 52. Southwest wind 7 to 9 mph becoming northwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 31. North wind around 6 mph becoming east after midnight.
Wednesday
Mostly cloudy, with a high near 55. Southeast wind 7 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:
1:26 am CDT Mar 19, 2026
Forecast Valid:
1am CDT Mar 19, 2026-6pm CDT Mar 25, 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