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

78°F

26°C

Humidity 52%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 5 Aug 7:35 pm CDT
Extended Forecast for

Black River Falls WI

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Light east wind.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 84. Calm wind becoming south 5 to 8 mph in the morning.

    High: 84 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. 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: 85 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. Light south wind. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 92. Light south wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. South wind around 7 mph.

    Low: 70 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind 6 to 9 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind around 6 mph becoming calm in the evening.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 58. Light east wind.
Wednesday
Partly sunny, with a high near 84. Calm wind becoming south 5 to 8 mph in the morning.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. 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.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. Light south wind. Chance of precipitation is 20%.
Friday
Sunny, with a high near 92. Light south wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. South wind around 7 mph.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind 6 to 9 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind around 6 mph becoming calm in the evening.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Light southwest wind.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63. Light southwest wind.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind becoming west around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Black River Falls WI
 44.3°N 90.86°W
Last Update:
6:30 pm CDT Aug 5, 2025
Forecast Valid:
7pm CDT Aug 5, 2025-6pm CDT Aug 12, 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