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

42°F

6°C

Humidity 58%
Wind Speed W 10 G 17 mph
Barometer 29.99 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 9 Apr 3:15 am CDT
Extended Forecast for

2 Miles SSW Merrillan WI

  • Overnight

    Overnight: Clear, with a low around 30. West wind around 7 mph.

    Low: 30 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 54. West wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 54 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 54. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: A 50 percent chance of showers after 1pm. Partly sunny, with a high near 57. Light southeast wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 46. Southeast wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    Low: 46 °F

    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 1pm. High near 70. South wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.

    High: 70 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 58. Southwest wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

Detailed Forecast

Overnight
Clear, with a low around 30. West wind around 7 mph.
Thursday
Increasing clouds, with a high near 54. West wind 6 to 9 mph, with gusts as high as 18 mph.
Thursday Night
A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Calm wind.
Friday
Sunny, with a high near 54. Calm wind becoming northwest 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 29. Calm wind.
Saturday
A 50 percent chance of showers after 1pm. Partly sunny, with a high near 57. Light southeast wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 46. Southeast wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Sunday
Showers, with thunderstorms also possible after 1pm. High near 70. South wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 58. Southwest wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Southwest wind around 8 mph. Chance of precipitation is 40%.
Monday Night
Showers and possibly a thunderstorm. Low around 50. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Tuesday
Showers likely. Mostly cloudy, with a high near 63. Northeast wind 6 to 9 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 37. East wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 56. East wind around 9 mph becoming southwest in the afternoon. Winds could gust as high as 18 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:
2:06 am CDT Apr 9, 2026
Forecast Valid:
3am CDT Apr 9, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation