National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Black River Falls Area Airport (KBCK)

Lat: 44.25°NLon: 90.85°WElev: 830ft.

Overcast

45°F

7°C

Humidity 86%
Wind Speed SW 9 mph
Barometer 29.32 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 18 Feb 9:15 am CST
Extended Forecast for

6 Miles ESE Merrillan WI

  • Today

    Today: Rain before 5pm, then rain and snow. Temperature falling to around 35 by 5pm. South wind 5 to 14 mph becoming west in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 45 °F⇓

    Mostly Cloudy
    then
    Rain/Snow

  • Tonight

    Tonight: Snow, possibly mixed with rain before 11pm, then a chance of snow between 11pm and 5am. Low around 27. West wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 44. Calm wind becoming north around 5 mph in the afternoon.

    High: 44 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of snow after midnight. Mostly cloudy, with a low around 25. North wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

    Low: 25 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 34. Northwest wind 8 to 10 mph, with gusts as high as 23 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 before midnight. Mostly cloudy, with a low around 16. West wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 16 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 31. Northwest wind 5 to 7 mph.

    High: 31 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 14. Northwest wind around 6 mph.

    Low: 14 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 27. Northwest wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 27 °F

    Partly Sunny

Detailed Forecast

Today
Rain before 5pm, then rain and snow. Temperature falling to around 35 by 5pm. South wind 5 to 14 mph becoming west in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Snow, possibly mixed with rain before 11pm, then a chance of snow between 11pm and 5am. Low around 27. West wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 44. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of snow after midnight. Mostly cloudy, with a low around 25. North wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. 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 8 to 10 mph, with gusts as high as 23 mph. New snow accumulation of 1 to 2 inches possible.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16. West wind 5 to 7 mph, with gusts as high as 18 mph.
Saturday
Partly sunny, with a high near 31. Northwest wind 5 to 7 mph.
Saturday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 14. Northwest wind around 6 mph.
Sunday
Partly sunny, with a high near 27. Northwest wind 6 to 9 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 7. North wind 3 to 6 mph.
Monday
Sunny, with a high near 27. Light north wind.
Monday Night
Partly cloudy, with a low around 10. Calm wind.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 34. Light southeast wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Merrillan WI
 44.42°N 90.73°W
Last Update:
8:56 am CST Feb 18, 2026
Forecast Valid:
9am CST Feb 18, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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