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

37°F

3°C

Humidity 86%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 22 Apr 4:35 am CDT
Extended Forecast for

6 Miles ESE Merrillan WI

  • Today

    Today: Sunny, with a high near 76. Calm wind becoming southeast 5 to 8 mph in the morning.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Southeast wind around 8 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 80. South wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 54. South wind 5 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers

  • Friday

    Friday: A chance of showers and thunderstorms. Partly sunny, with a high near 66. South wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. Northwest wind around 6 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Calm wind becoming north around 6 mph in the morning.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 67. Calm wind becoming southeast 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 76. Calm wind becoming southeast 5 to 8 mph in the morning.
Tonight
Partly cloudy, with a low around 56. Southeast wind around 8 mph, with gusts as high as 18 mph.
Thursday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 80. South wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Thursday Night
Showers and possibly a thunderstorm. Low around 54. South wind 5 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 66. South wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Mostly clear, with a low around 40. Northwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 65. Calm wind becoming north around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 40. Calm wind.
Sunday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 67. Calm wind becoming southeast 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47. East wind 6 to 11 mph, with gusts as high as 28 mph.
Monday
Showers likely. Mostly cloudy, with a high near 64. Southeast wind around 11 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 42. Southeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 25 mph.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 59. West wind around 10 mph, with gusts as high as 24 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:
3:41 am CDT Apr 22, 2026
Forecast Valid:
4am CDT Apr 22, 2026-6pm CDT Apr 28, 2026
 
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