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

59°F

15°C

Humidity 100%
Wind Speed NW 3 mph
Barometer 29.70 in
Dewpoint 59°F (15°C)
Visibility 5.00 mi
Last update 14 Apr 11:55 pm CDT
Extended Forecast for

2 Miles ESE Merrillan WI

  • Overnight

    Overnight: Widespread fog, mainly after 4am. Otherwise, mostly cloudy, with a low around 53. North wind 3 to 5 mph.

    Low: 53 °F

    Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers after 2pm. Widespread fog, mainly before 8am. Otherwise, mostly cloudy, with a high near 65. Light north wind.

    High: 65 °F

    Fog then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Northeast wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 69. Northeast wind around 5 mph becoming light and variable.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Southeast wind 5 to 7 mph.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Showers likely and possibly a thunderstorm, mainly after 4pm. Partly sunny, with a high near 76. South wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Partly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 37. South wind around 9 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%.

    Low: 37 °F

    Showers

  • Saturday

    Saturday: A chance of rain showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 46. West wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 46 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers before 1am. Mostly cloudy, with a low around 26. West wind 8 to 11 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Widespread fog, mainly after 4am. Otherwise, mostly cloudy, with a low around 53. North wind 3 to 5 mph.
Wednesday
A 20 percent chance of showers after 2pm. Widespread fog, mainly before 8am. Otherwise, mostly cloudy, with a high near 65. Light north wind.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Northeast wind 3 to 5 mph. Chance of precipitation is 20%.
Thursday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 69. Northeast wind around 5 mph becoming light and variable.
Thursday Night
Mostly clear, with a low around 50. Southeast wind 5 to 7 mph.
Friday
Showers likely and possibly a thunderstorm, mainly after 4pm. Partly sunny, with a high near 76. South wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 37. South wind around 9 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%.
Saturday
A chance of rain showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 46. West wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Saturday Night
A 30 percent chance of snow showers before 1am. Mostly cloudy, with a low around 26. West wind 8 to 11 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 46. Northwest wind 8 to 10 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 25. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 54. Calm wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 34. Southeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 64. South wind 6 to 9 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Merrillan WI
 44.44°N 90.79°W
Last Update:
12:06 am CDT Apr 15, 2026
Forecast Valid:
12am CDT Apr 15, 2026-6pm CDT Apr 21, 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