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.

Fog/Mist

42°F

6°C

Humidity 97%
Wind Speed E 5 mph
Barometer 29.40 in
Dewpoint 41°F (5°C)
Visibility 5.00 mi
Wind Chill39°F (4°C)
Last update 18 Feb 12:35 am CST
Extended Forecast for

2 Miles SSW Merrillan WI

  • Overnight

    Overnight: Rain, mainly before 4am. Steady temperature around 43. East wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain after 4pm. Mostly cloudy, with a high near 49. Breezy, with a southeast wind 7 to 12 mph becoming west 15 to 20 mph in the morning. Winds could gust as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow before 7pm, then a slight chance of snow between 7pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 28. Southwest wind 5 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after noon. Partly sunny, with a high near 43. Light and variable wind becoming north 5 to 7 mph in the morning.

    High: 43 °F

    Mostly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain and snow likely, becoming all snow after 3am. Mostly cloudy, with a low around 26. North wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Rain/Snow
    Likely

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 34. Northwest wind 9 to 11 mph, with gusts as high as 21 mph. New snow accumulation of 1 to 2 inches possible.

    High: 34 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 18. West wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow. Partly sunny, with a high near 31. Northwest wind 6 to 8 mph.

    High: 31 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 14. Northwest wind around 8 mph, with gusts as high as 18 mph.

    Low: 14 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Overnight
Rain, mainly before 4am. Steady temperature around 43. East wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 40 percent chance of rain after 4pm. Mostly cloudy, with a high near 49. Breezy, with a southeast wind 7 to 12 mph becoming west 15 to 20 mph in the morning. Winds could gust as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A slight chance of rain and snow before 7pm, then a slight chance of snow between 7pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 28. Southwest wind 5 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Thursday
A 30 percent chance of rain after noon. Partly sunny, with a high near 43. Light and variable wind becoming north 5 to 7 mph in the morning.
Thursday Night
Rain and snow likely, becoming all snow after 3am. Mostly cloudy, with a low around 26. North wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 34. Northwest wind 9 to 11 mph, with gusts as high as 21 mph. New snow accumulation of 1 to 2 inches possible.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 18. West wind 6 to 8 mph, with gusts as high as 20 mph.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 31. Northwest wind 6 to 8 mph.
Saturday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 14. Northwest wind around 8 mph, with gusts as high as 18 mph.
Sunday
Partly sunny, with a high near 26. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 7. North wind 5 to 8 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 27. North wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 12. Calm wind becoming southeast 5 to 7 mph in the evening.
Tuesday
A 20 percent chance of snow. Mostly sunny, with a high near 34. Southeast wind 7 to 11 mph, with gusts as high as 22 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:
11:31 pm CST Feb 17, 2026
Forecast Valid:
12am CST Feb 18, 2026-6pm CST Feb 24, 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