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

46°F

8°C

Humidity 73%
Wind Speed SE 8 mph
Barometer 29.99 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 5 Mar 7:35 pm CST
Extended Forecast for

6 Miles ESE Merrillan WI

  • Tonight

    Tonight: Cloudy, with a low around 38. East wind 7 to 9 mph.

    Low: 38 °F

    Cloudy

  • Friday

    Friday: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 60. Southeast wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 3am, then showers likely. Low around 38. South wind 5 to 11 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 38 °F

    Showers

  • Saturday

    Saturday: A slight chance of rain showers, mixing with snow after 9am, then gradually ending. Partly sunny, with a high near 42. West wind 5 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. Southwest wind 3 to 7 mph. Winds could gust as high as 21 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. Southwest wind 7 to 10 mph, with gusts as high as 24 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. Southwest wind 6 to 8 mph, with gusts as high as 23 mph.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 62. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. Light and variable wind becoming east around 6 mph after midnight. Winds could gust as high as 18 mph.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 38. East wind 7 to 9 mph.
Friday
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 60. Southeast wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm before 3am, then showers likely. Low around 38. South wind 5 to 11 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday
A slight chance of rain showers, mixing with snow after 9am, then gradually ending. Partly sunny, with a high near 42. West wind 5 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 29. Southwest wind 3 to 7 mph. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 62. Southwest wind 7 to 10 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 43. Southwest wind 6 to 8 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 62. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 36. Light and variable wind becoming east around 6 mph after midnight. Winds could gust as high as 18 mph.
Tuesday
A 40 percent chance of showers, mainly after noon. Partly sunny, with a high near 60. East wind 6 to 9 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. Northwest wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of snow showers. Partly sunny, with a high near 44. Northwest wind 7 to 10 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 22. Northwest wind 5 to 7 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 45. South wind 3 to 8 mph. Winds could gust as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Merrillan WI
 44.42°N 90.73°W
Last Update:
7:16 pm CST Mar 5, 2026
Forecast Valid:
7pm CST Mar 5, 2026-6pm CDT Mar 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation