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

40°F

4°C

Humidity 79%
Wind Speed Calm
Barometer 29.89 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 30 Mar 1:55 am CDT
Extended Forecast for

2 Miles SSW Merrillan WI

  • Overnight

    Overnight: Partly cloudy, with a low around 37. Light southwest wind.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 73. Calm wind becoming east around 6 mph in the afternoon.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 41. East wind 5 to 8 mph.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 54. Southeast wind 6 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 54 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. North wind 6 to 10 mph, with gusts as high as 23 mph.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 43. East wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 43 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers likely before 1am, then snow showers and freezing rain. Low around 27. East wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    Low: 27 °F

    Snow Showers
    Likely then
    Wintry Mix

  • Thursday

    Thursday: Rain showers, snow showers, and freezing rain before 1pm, then rain, possibly mixed with snow showers. High near 38. East wind 13 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.

    High: 38 °F

    Wintry Mix

  • Thursday Night

    Thursday Night: Rain or freezing rain likely before 1am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 27. Northeast wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    Low: 27 °F

    Wintry Mix
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 37. Light southwest wind.
Monday
Sunny, with a high near 73. Calm wind becoming east around 6 mph in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 41. East wind 5 to 8 mph.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 54. Southeast wind 6 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Mostly cloudy, with a low around 26. North wind 6 to 10 mph, with gusts as high as 23 mph.
Wednesday
A 30 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 43. East wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday Night
Snow showers likely before 1am, then snow showers and freezing rain. Low around 27. East wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Thursday
Rain showers, snow showers, and freezing rain before 1pm, then rain, possibly mixed with snow showers. High near 38. East wind 13 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.
Thursday Night
Rain or freezing rain likely before 1am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 27. Northeast wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 47. North wind 6 to 9 mph becoming east in the afternoon.
Friday Night
Rain and snow showers likely. Mostly cloudy, with a low around 31. East wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Saturday
Rain and snow showers likely. Mostly cloudy, with a high near 46. East wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 70%.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 28. West wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 44. Northwest wind 11 to 14 mph, with gusts as high as 25 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:
1:26 am CDT Mar 30, 2026
Forecast Valid:
2am CDT Mar 30, 2026-6pm CDT Apr 5, 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