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.

Thunderstorm Heavy Rain

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 29.77 in
Dewpoint 54°F (12°C)
Visibility 0.75 mi
Last update 12 Apr 8:55 am CDT
Extended Forecast for

Blair WI

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 73. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 33 mph.

    High: 73 °F

    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 56. Breezy, with a southwest wind 6 to 16 mph, with gusts as high as 29 mph.

    Low: 56 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 76. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 54. South wind 5 to 7 mph becoming southwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of showers after 1pm. Partly sunny, with a high near 75. West wind 3 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. North wind around 5 mph becoming east after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 70. East wind 5 to 9 mph becoming south in the afternoon. Chance of precipitation is 50%.

    High: 70 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. East wind 5 to 7 mph. Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers. Mostly sunny, with a high near 72. North wind 5 to 9 mph becoming southwest in the afternoon.

    High: 72 °F

    Slight Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 73. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 33 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 56. Breezy, with a southwest wind 6 to 16 mph, with gusts as high as 29 mph.
Monday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 76. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 54. South wind 5 to 7 mph becoming southwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 75. West wind 3 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. North wind around 5 mph becoming east after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 70. East wind 5 to 9 mph becoming south in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. East wind 5 to 7 mph. Chance of precipitation is 50%.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 72. North wind 5 to 9 mph becoming southwest in the afternoon.
Thursday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 54. South wind 6 to 8 mph, with gusts as high as 18 mph.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 74. South wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 38. Southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 51. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Blair WI
 44.3°N 91.25°W
Last Update:
8:41 am CDT Apr 12, 2026
Forecast Valid:
9am CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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