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.

Fair

30°F

-1°C

Humidity 81%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 1 May 10:15 pm CDT
Extended Forecast for

2 Miles N Merrillan WI

Freeze Warning May 2, 12:00am until May 2, 08:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Widespread frost after 4am. Otherwise, mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear
    then Frost

  • Saturday

    Saturday: Widespread frost before 7am. Otherwise, sunny, with a high near 60. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 60 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 43. Calm wind becoming southwest around 6 mph after midnight.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 66. Southwest wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. West wind around 6 mph becoming calm.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 72. West wind 6 to 11 mph, with gusts as high as 24 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. Northwest wind 5 to 8 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 56. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 56 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Northwest wind around 6 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Widespread frost after 4am. Otherwise, mostly clear, with a low around 29. Calm wind.
Saturday
Widespread frost before 7am. Otherwise, sunny, with a high near 60. Calm wind becoming west 5 to 7 mph in the afternoon.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 43. Calm wind becoming southwest around 6 mph after midnight.
Sunday
Sunny, with a high near 66. Southwest wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 42. West wind around 6 mph becoming calm.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 72. West wind 6 to 11 mph, with gusts as high as 24 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Partly cloudy, with a low around 35. Northwest wind 5 to 8 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 56. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 31. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 54. Calm wind becoming northwest 5 to 7 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 57. Calm wind becoming northwest 5 to 7 mph in the morning.
Thursday Night
Partly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 64. Calm wind becoming west 5 to 7 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Merrillan WI
 44.49°N 90.85°W
Last Update:
10:26 pm CDT May 1, 2026
Forecast Valid:
10pm CDT May 1, 2026-6pm CDT May 8, 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