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.

Fog/Mist

35°F

2°C

Humidity 100%
Wind Speed W 6 mph
Barometer 29.71 in
Dewpoint 35°F (2°C)
Visibility 5.00 mi
Wind Chill30°F (-1°C)
Last update 6 Jan 5:55 pm CST
Extended Forecast for

6 Miles ESE Merrillan WI

  • Tonight

    Tonight: Patchy fog between 8pm and midnight. Areas of freezing fog after midnight. Otherwise, cloudy, with a low around 25. Light and variable wind.

    Low: 25 °F

    Areas
    Freezing Fog
    and Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog between 10am and 11am. Widespread dense freezing fog, mainly before 9am. Otherwise, mostly cloudy, with a high near 39. Light south wind.

    High: 39 °F

    Dense
    Freezing Fog
    and Patchy
    Fog then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain after noon. Mostly cloudy, with a high near 40. Calm wind. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely before 3am, then a chance of snow. Mostly cloudy, with a low around 27. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of rain and snow before noon. Partly sunny, with a high near 37. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 22. Calm wind becoming north around 5 mph after midnight.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow likely, mainly before noon. Mostly cloudy, with a high near 29. Northwest wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 29 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 14. Northwest wind 6 to 8 mph, with gusts as high as 21 mph.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Patchy fog between 8pm and midnight. Areas of freezing fog after midnight. Otherwise, cloudy, with a low around 25. Light and variable wind.
Wednesday
Patchy fog between 10am and 11am. Widespread dense freezing fog, mainly before 9am. Otherwise, mostly cloudy, with a high near 39. Light south wind.
Wednesday Night
Mostly cloudy, with a low around 28. Calm wind.
Thursday
A 40 percent chance of rain after noon. Mostly cloudy, with a high near 40. Calm wind. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain likely before 3am, then a chance of snow. Mostly cloudy, with a low around 27. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A slight chance of rain and snow before noon. Partly sunny, with a high near 37. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 20%.
Friday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 22. Calm wind becoming north around 5 mph after midnight.
Saturday
Snow likely, mainly before noon. Mostly cloudy, with a high near 29. Northwest wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 14. Northwest wind 6 to 8 mph, with gusts as high as 21 mph.
Sunday
Partly sunny, with a high near 28. Northwest wind around 6 mph becoming west in the afternoon.
Sunday Night
Partly cloudy, with a low around 18. Light southwest wind.
Monday
Partly sunny, with a high near 37. West wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 24. West wind 3 to 5 mph.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 35. West wind 3 to 6 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:
5:26 pm CST Jan 6, 2026
Forecast Valid:
6pm CST Jan 6, 2026-6pm CST Jan 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