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.

Fair

34°F

1°C

Humidity 84%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 21 Apr 3:35 am CDT
Extended Forecast for

6 Miles ESE Merrillan WI

  • Overnight

    Overnight: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. Calm wind.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. Southeast wind around 6 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 78. South wind 6 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 51. South wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

    Low: 51 °F

    Showers

  • Friday

    Friday: A chance of showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers after 1pm. Partly sunny, with a high near 65. West wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    High: 65 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. Northwest wind around 6 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 40. Calm wind.
Tuesday
Sunny, with a high near 74. Calm wind.
Tuesday Night
Mostly clear, with a low around 42. Calm wind.
Wednesday
Sunny, with a high near 77. Calm wind becoming southeast around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 57. Southeast wind around 6 mph.
Thursday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 78. South wind 6 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday Night
Showers and possibly a thunderstorm. Low around 51. South wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Friday
A chance of showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers after 1pm. Partly sunny, with a high near 65. West wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 39. Northwest wind around 6 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly sunny, with a high near 63. Calm wind becoming north 5 to 7 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 40. Light and variable wind.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 62. Calm wind becoming southeast around 6 mph in the afternoon.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 42. East wind 3 to 5 mph.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 60. East wind 5 to 8 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Merrillan WI
 44.42°N 90.73°W
Last Update:
2:39 am CDT Apr 21, 2026
Forecast Valid:
3am CDT Apr 21, 2026-6pm CDT Apr 27, 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