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

23°F

-5°C

Humidity 80%
Wind Speed NW 10 G 17 mph
Barometer 30.12 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 11 Jan 1:16 am CST
Extended Forecast for

Merrillan WI

  • Overnight

    Overnight: Isolated snow showers before 4am, then isolated flurries between 4am and 5am. Cloudy, with a low around 15. Northwest wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 15 °F

    Isolated Snow
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 28. Northwest wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. Southwest wind around 6 mph.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 38. West wind around 6 mph becoming calm in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of freezing rain between midnight and 3am, then a slight chance of rain after 3am. Mostly cloudy, with a low around 27. Calm wind becoming southwest 5 to 7 mph after midnight. Chance of precipitation is 20%.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Freezing
    Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly before noon. Partly sunny, with a high near 41. West wind 7 to 10 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 18. Northwest wind around 10 mph, with gusts as high as 22 mph.

    Low: 18 °F

    Cloudy then
    Slight Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 24. North wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 24 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9. North wind around 6 mph becoming calm in the evening.

    Low: 9 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated snow showers before 4am, then isolated flurries between 4am and 5am. Cloudy, with a low around 15. Northwest wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 28. Northwest wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 21. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 38. West wind around 6 mph becoming calm in the afternoon.
Monday Night
A slight chance of freezing rain between midnight and 3am, then a slight chance of rain after 3am. Mostly cloudy, with a low around 27. Calm wind becoming southwest 5 to 7 mph after midnight. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of rain, mainly before noon. Partly sunny, with a high near 41. West wind 7 to 10 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 18. Northwest wind around 10 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, with a high near 24. North wind 7 to 10 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 9. North wind around 6 mph becoming calm in the evening.
Thursday
A 50 percent chance of snow, mainly after noon. Partly sunny, with a high near 28. Calm wind becoming south 5 to 7 mph in the morning.
Thursday Night
Snow likely. Mostly cloudy, with a low around 17. South wind around 6 mph becoming west after midnight. Chance of precipitation is 70%.
Friday
Snow likely. Mostly cloudy, with a high near 29. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 7. Northwest wind around 8 mph, with gusts as high as 20 mph.
Saturday
Mostly cloudy, with a high near 16. Northwest wind 7 to 9 mph, with gusts as high as 18 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrillan WI
 44.45°N 90.85°W
Last Update:
12:26 am CST Jan 11, 2026
Forecast Valid:
1am CST Jan 11, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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