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.

Fair

71°F

22°C

Humidity 85%
Wind Speed S 3 mph
Barometer 30.01 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 14 Aug 10:15 pm CDT
Extended Forecast for

Millston WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 64. Light south wind.

    Low: 64 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. Heat index values as high as 95. South wind 3 to 7 mph.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 70. Light south wind. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Calm wind becoming south around 6 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 63. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 63 °F

    T-storms
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. East wind 5 to 7 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East wind around 6 mph.

    Low: 62 °F

    Chance
    T-storms

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Southeast wind around 6 mph. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 64. Light south wind.
Friday
Mostly sunny, with a high near 90. Heat index values as high as 95. South wind 3 to 7 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 70. Light south wind. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Calm wind becoming south around 6 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 63. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. East wind 5 to 7 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East wind around 6 mph.
Monday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Southeast wind around 6 mph. Chance of precipitation is 60%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 81. Light and variable wind becoming north around 6 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 60. Light northeast wind.
Wednesday
Mostly sunny, with a high near 80. Light northeast wind.
Wednesday Night
Mostly clear, with a low around 57. Calm wind.
Thursday
Sunny, with a high near 81. Light and variable wind.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Millston WI
 44.18°N 90.65°W
Last Update:
9:44 pm CDT Aug 14, 2025
Forecast Valid:
10pm CDT Aug 14, 2025-6pm CDT Aug 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