Current conditions at

Black River Falls Area Airport (KBCK)

Lat: 44.25°NLon: 90.85°WElev: 830ft.

94°F

34°C

Humidity 54%
Wind Speed S 13 G 20 mph
Barometer 29.73 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 29 Jun 3:35 pm CDT
Extended Forecast for

Blair WI

Extreme Heat Warning June 29, 03:53pm until July 1, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 29, 03:53pm until July 1, 07:00pm

    NOW until 7:00pm Wed

    Extreme Heat Warning

  • Tonight

    Low: 75 °F

    Chance
    T-storms and
    Breezy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 93. Heat index values as high as 102. South wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am.  Increasing clouds, with a low around 70. Southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm.  Mostly sunny, with a high near 89. Heat index values as high as 95. South wind 5 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 69. Southwest wind 7 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers

  • Thursday

    Thursday: A slight chance of thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 90. Southwest wind 5 to 7 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 68. Light south wind.  Chance of precipitation is 80%.

    Low: 68 °F

    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 86. Southwest wind 3 to 7 mph.  Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 1am. Increasing clouds, with a low around 75. Breezy, with a south wind 6 to 16 mph, with gusts as high as 28 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 93. Heat index values as high as 102. South wind 7 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Increasing clouds, with a low around 70. Southwest wind 3 to 8 mph. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 89. Heat index values as high as 95. South wind 5 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm. Low around 69. Southwest wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Southwest wind 5 to 7 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm. Low around 68. Light south wind. Chance of precipitation is 80%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. Southwest wind 3 to 7 mph. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.
Independence Day
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind becoming southeast 5 to 7 mph in the morning.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. Light and variable wind becoming northwest 5 to 8 mph in the morning.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 82. Calm wind becoming northwest 5 to 7 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Blair WI
 44.3°N 91.22°W
1:26 pm CDT Jun 29, 2026
3pm CDT Jun 29, 2026-6pm CDT Jul 6, 2026
 
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Additional Resources

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