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

45°F

7°C

Humidity 65%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 7 Nov 10:15 am CST
Extended Forecast for

Merrillan WI

  • Today

    Today: Sunny, with a high near 51. Southwest wind 5 to 7 mph.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. Southwest wind around 6 mph becoming west after midnight.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 54. Northwest wind 7 to 11 mph, with gusts as high as 24 mph.

    High: 54 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 59. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 59 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. West wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Calm wind becoming west around 6 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 52. Calm wind becoming northwest around 5 mph.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 51. Southwest wind 5 to 7 mph.
Tonight
Mostly cloudy, with a low around 35. Southwest wind around 6 mph becoming west after midnight.
Sunday
Increasing clouds, with a high near 54. Northwest wind 7 to 11 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 59. Calm wind becoming southwest 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 35. West wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 56. Calm wind becoming west around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 32. Calm wind.
Veterans Day
Mostly sunny, with a high near 52. Calm wind becoming northwest around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 30. Calm wind.
Thursday
Partly sunny, with a high near 47. Calm wind becoming north 5 to 7 mph in the morning.
Thursday Night
Partly cloudy, with a low around 28. Light north wind.
Friday
Mostly sunny, with a high near 46. Calm wind becoming north around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merrillan WI
 44.45°N 90.82°W
Last Update:
10:26 am CST Nov 7, 2026
Forecast Valid:
10am CST Nov 7, 2026-6pm CST Nov 13, 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