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.

Overcast

38°F

3°C

Humidity 72%
Wind Speed NW 7 G 16 mph
Barometer 29.59 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 13 Jan 9:55 pm CST
Extended Forecast for

2 Miles SSW Merrillan WI

  • Tonight

    Tonight: A chance of flurries before 1am. Mostly cloudy, with a low around 14. Blustery, with a north wind 15 to 18 mph, with gusts as high as 32 mph.

    Low: 14 °F

    Chance
    Flurries and
    Blustery

  • Wednesday

    Wednesday: Mostly sunny, with a high near 19. Wind chill values as low as -1. Blustery, with a northwest wind 10 to 16 mph, with gusts as high as 31 mph.

    High: 19 °F

    Partly Sunny
    and Blustery
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 3. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph.

    Low: 3 °F

    Mostly Clear

  • Thursday

    Thursday: Snow likely after noon. Increasing clouds, with a high near 23. Calm wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Mostly Sunny
    then Snow
    Likely

  • Thursday Night

    Thursday Night: Snow. Low around 22. South wind around 8 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 22 °F

    Snow

  • Friday

    Friday: Snow. High near 30. Northwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 7. Northwest wind 10 to 13 mph, with gusts as high as 24 mph.

    Low: 7 °F

    Chance Snow

  • Saturday

    Saturday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 13. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 13 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -4. West wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: -4 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of flurries before 1am. Mostly cloudy, with a low around 14. Blustery, with a north wind 15 to 18 mph, with gusts as high as 32 mph.
Wednesday
Mostly sunny, with a high near 19. Wind chill values as low as -1. Blustery, with a northwest wind 10 to 16 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 3. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Thursday
Snow likely after noon. Increasing clouds, with a high near 23. Calm wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow. Low around 22. South wind around 8 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow. High near 30. Northwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 7. Northwest wind 10 to 13 mph, with gusts as high as 24 mph.
Saturday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 13. Northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around -4. West wind 6 to 9 mph, with gusts as high as 18 mph.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 11. West wind 6 to 9 mph, with gusts as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around -1. West wind around 9 mph, with gusts as high as 20 mph.
M.L.King Day
Partly sunny, with a high near 9. Northwest wind 8 to 10 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around -8. Northwest wind 5 to 7 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, with a high near 10. West wind around 6 mph becoming south in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Merrillan WI
 44.42°N 90.85°W
Last Update:
9:16 pm CST Jan 13, 2026
Forecast Valid:
10pm CST Jan 13, 2026-6pm CST Jan 20, 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