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

71°F

22°C

Humidity 48%
Wind Speed Calm
Barometer 29.76 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 15 Jun 7:55 pm CDT
Extended Forecast for

Blair WI

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly between 11pm and 4am. Partly cloudy, with a low around 53. Southwest wind around 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly before 3pm. High near 72. Northwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 4am. Increasing clouds, with a low around 50. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Partly Cloudy
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 68. Southeast wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 68 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. South wind 9 to 15 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers
    Likely

  • Thursday

    Thursday: Partly sunny, with a high near 72. Northwest wind around 14 mph, with gusts as high as 25 mph.

    High: 72 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. Northwest wind 5 to 9 mph becoming light west after midnight. Winds could gust as high as 18 mph.

    Low: 48 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 72. Light northwest wind increasing to 8 to 13 mph in the morning.

    High: 72 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. Northwest wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly between 11pm and 4am. Partly cloudy, with a low around 53. Southwest wind around 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms, mainly before 3pm. High near 72. Northwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely, mainly after 4am. Increasing clouds, with a low around 50. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 68. Southeast wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. South wind 9 to 15 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Partly sunny, with a high near 72. Northwest wind around 14 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 48. Northwest wind 5 to 9 mph becoming light west after midnight. Winds could gust as high as 18 mph.
Juneteenth
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 72. Light northwest wind increasing to 8 to 13 mph in the morning.
Friday Night
Mostly clear, with a low around 50. Northwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 76. Calm wind becoming west 5 to 8 mph in the morning.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75. Calm wind becoming east 5 to 9 mph in the morning.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54. Northeast wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 73. North wind 5 to 9 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:
6:16 pm CDT Jun 15, 2026
Forecast Valid:
8pm CDT Jun 15, 2026-6pm CDT Jun 22, 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