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.

Rain

46°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 30.32 in
Dewpoint 46°F (8°C)
Visibility 7.00 mi
Last update 15 Oct 2:35 am CDT
Extended Forecast for

Blair WI

  • Overnight

    Overnight: Showers likely, mainly after 5am. Cloudy, with a low around 45. East wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly before 9am. Cloudy, with a high near 58. East wind 5 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance
    Showers then
    Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 49. Southeast wind 5 to 8 mph, with gusts as high as 18 mph.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 66. Southeast wind 9 to 13 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. Southeast wind around 10 mph, with gusts as high as 23 mph.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers after 1pm. Partly sunny, with a high near 73. South wind 11 to 14 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 73 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 50. South wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers. Mostly sunny, with a high near 64. West wind 6 to 11 mph.

    High: 64 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Partly cloudy, with a low around 40. West wind around 8 mph, with gusts as high as 18 mph.

    Low: 40 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers likely, mainly after 5am. Cloudy, with a low around 45. East wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 50 percent chance of showers, mainly before 9am. Cloudy, with a high near 58. East wind 5 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 49. Southeast wind 5 to 8 mph, with gusts as high as 18 mph.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 66. Southeast wind 9 to 13 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly cloudy, with a low around 57. Southeast wind around 10 mph, with gusts as high as 23 mph.
Friday
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 73. South wind 11 to 14 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 50. South wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 64. West wind 6 to 11 mph.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 40. West wind around 8 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 57. West wind 9 to 14 mph.
Sunday Night
Mostly clear, with a low around 38. Southwest wind 3 to 7 mph.
Monday
Sunny, with a high near 61. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 40. South wind 8 to 10 mph becoming west after midnight. Winds could gust as high as 18 mph.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 59. West wind 10 to 15 mph, with gusts as high as 23 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:
2:11 am CDT Oct 15, 2025
Forecast Valid:
2am CDT Oct 15, 2025-6pm CDT Oct 21, 2025
 
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