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

29°F

-2°C

Humidity 89%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 4 Mar 8:35 pm CST
Extended Forecast for

2 Miles SSW Merrillan WI

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Light and variable wind.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 48. East wind 3 to 7 mph.

    High: 48 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 37. Southeast wind around 7 mph.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers after 3pm. High near 58. Southeast wind 5 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 34. South wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Showers

  • Saturday

    Saturday: A slight chance of rain and snow showers before noon. Mostly sunny, with a high near 47. Northwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain/Snow
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Southwest wind 6 to 9 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60. Southwest wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39. Southwest wind around 8 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. Light and variable wind.
Thursday
Mostly cloudy, with a high near 48. East wind 3 to 7 mph.
Thursday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 37. Southeast wind around 7 mph.
Friday
Showers before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers after 3pm. High near 58. Southeast wind 5 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm. Low around 34. South wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A slight chance of rain and snow showers before noon. Mostly sunny, with a high near 47. Northwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 31. Southwest wind 6 to 9 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 60. Southwest wind 9 to 14 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 39. Southwest wind around 8 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 65. South wind 7 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 36. West wind around 8 mph becoming east after midnight. Winds could gust as high as 18 mph.
Tuesday
Showers likely. Mostly cloudy, with a high near 52. East wind 8 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 20. North wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Wednesday
A 30 percent chance of snow showers. Mostly cloudy, with a high near 33. North wind 9 to 11 mph, with gusts as high as 22 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Merrillan WI
 44.42°N 90.85°W
Last Update:
8:36 pm CST Mar 4, 2026
Forecast Valid:
8pm CST Mar 4, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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