Current conditions at

Black River Falls Area Airport (KBCK)

Lat: 44.25°NLon: 90.85°WElev: 830ft.

91°F

33°C

Humidity 53%
Wind Speed SW 5 mph
Barometer 29.86 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 26 Jul 1:15 pm CDT
Extended Forecast for

Millston WI

Heat Advisory July 26, 09:00pm until July 27, 09:00pm
Extreme Heat Warning July 26, 01:29pm until July 26, 09:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 01:29pm until July 26, 09:00pm

    NOW until 9:00pm Sun

    Extreme Heat Warning

  • This Afternoon

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly between 4am and 5am.  Partly cloudy, with a low around 71. Calm wind becoming southeast around 6 mph 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: 71 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 93. Heat index values as high as 100. Light and variable wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    High: 93 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. North wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. Light north wind.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Calm wind.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 93. Heat index values as high as 103. Southwest wind around 7 mph.
Tonight
Showers and thunderstorms likely, mainly between 4am and 5am. Partly cloudy, with a low around 71. Calm wind becoming southeast around 6 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 93. Heat index values as high as 100. Light and variable wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 64. North wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Tuesday
Mostly sunny, with a high near 87. Light north wind.
Tuesday Night
Mostly clear, with a low around 61. Calm wind.
Wednesday
Sunny, with a high near 88. Calm wind.
Wednesday Night
Mostly clear, with a low around 64. Calm wind.
Thursday
Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Calm wind.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61. Calm wind.
Saturday
Mostly sunny, with a high near 86. Calm wind becoming north around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Millston WI
 44.18°N 90.65°W
1:26 pm CDT Jul 26, 2026
1pm CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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Additional Resources

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