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

77°F

25°C

Humidity 26%
Wind Speed W 10 G 17 mph
Barometer 29.55 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 21 Mar 6:35 pm CDT
Extended Forecast for

6 Miles ESE Merrillan WI

  • Tonight

    Tonight: A chance of sprinkles between 2am and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 35. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 30%.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of rain and snow showers before 9am, then a chance of sprinkles and flurries between 9am and 10am. Mostly cloudy, then gradually becoming sunny, with a high near 47. North wind 10 to 13 mph. Chance of precipitation is 30%.

    High: 47 °F

    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22. North wind 5 to 10 mph becoming light after midnight.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 48. North wind around 6 mph becoming southwest in the afternoon.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33. South wind 6 to 10 mph.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55. South wind 5 to 11 mph.

    High: 55 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers after 1am. Mostly cloudy, with a low around 33. East wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A slight chance of rain and snow showers before 1pm. Mostly cloudy, with a high near 54. Southeast wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36. South wind around 6 mph becoming west after midnight.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of sprinkles between 2am and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 35. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Sunday
A chance of rain and snow showers before 9am, then a chance of sprinkles and flurries between 9am and 10am. Mostly cloudy, then gradually becoming sunny, with a high near 47. North wind 10 to 13 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 22. North wind 5 to 10 mph becoming light after midnight.
Monday
Sunny, with a high near 48. North wind around 6 mph becoming southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 33. South wind 6 to 10 mph.
Tuesday
Mostly cloudy, with a high near 55. South wind 5 to 11 mph.
Tuesday Night
A slight chance of rain and snow showers after 1am. Mostly cloudy, with a low around 33. East wind 3 to 5 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of rain and snow showers before 1pm. Mostly cloudy, with a high near 54. Southeast wind 5 to 7 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 36. South wind around 6 mph becoming west after midnight.
Thursday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 52. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 25. North wind 5 to 8 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 44. Light and variable wind becoming northwest around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 23. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 48. West wind 3 to 7 mph. Winds could gust as high as 18 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 pm CDT Mar 21, 2026
Forecast Valid:
6pm CDT Mar 21, 2026-6pm CDT Mar 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