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.

Overcast

56°F

13°C

Humidity 100%
Wind Speed E 3 mph
Barometer 29.91 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 17 Oct 12:35 am CDT
Extended Forecast for

Blair WI

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 59. South wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 74. South wind 10 to 14 mph, with gusts as high as 24 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly between 7pm and 1am. Partly cloudy, with a low around 47. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 70. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 42. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 59. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. West wind 5 to 7 mph becoming south after midnight.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66. South wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 39. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 59. South wind 6 to 10 mph, with gusts as high as 20 mph.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 74. South wind 10 to 14 mph, with gusts as high as 24 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly between 7pm and 1am. Partly cloudy, with a low around 47. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly sunny, with a high near 70. Light and variable wind becoming west 5 to 10 mph in the morning.
Saturday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 42. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 59. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 39. West wind 5 to 7 mph becoming south after midnight.
Monday
Sunny, with a high near 66. South wind 10 to 14 mph, with gusts as high as 22 mph.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 39. West wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 51. Breezy, with a northwest wind 13 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 32. Northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 55. Northwest wind 7 to 11 mph becoming southwest in the afternoon.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 37. South wind 6 to 8 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 54. Northwest wind 7 to 11 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Blair WI
 44.3°N 91.25°W
Last Update:
11:26 pm CDT Oct 16, 2025
Forecast Valid:
12am CDT Oct 17, 2025-6pm CDT Oct 23, 2025
 
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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