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Hazardous Weather Conditions

Current conditions at

Black River Falls Area Airport (KBCK)

Lat: 44.25°NLon: 90.85°WElev: 830ft.

Partly Cloudy

68°F

20°C

Humidity 28%
Wind Speed N 7 mph
Barometer 30.04 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 13 May 6:35 pm CDT
Extended Forecast for

5 Miles ESE Merrillan WI

Frost Advisory May 14, 01:00am until May 14, 07:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Areas of frost after 3am. Otherwise, clear, with a low around 34. North wind 5 to 7 mph becoming calm in the evening.

    Low: 34 °F

    Clear then
    Areas Frost

  • Thursday

    Thursday: Areas of frost before 8am. Otherwise, sunny, with a high near 75. Calm wind becoming south 5 to 8 mph in the morning.

    High: 75 °F

    Areas Frost
    then Sunny

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 1am, then a slight chance of showers. Increasing clouds, with a low around 51. South wind around 6 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 84. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 1am. Mostly clear, with a low around 51. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 51 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers. Sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 82 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 48. Calm wind becoming east around 5 mph after midnight.

    Low: 48 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 77. East wind 8 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. Southeast wind 8 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

Detailed Forecast

Tonight
Areas of frost after 3am. Otherwise, clear, with a low around 34. North wind 5 to 7 mph becoming calm in the evening.
Thursday
Areas of frost before 8am. Otherwise, sunny, with a high near 75. Calm wind becoming south 5 to 8 mph in the morning.
Thursday Night
Showers and thunderstorms likely before 1am, then a slight chance of showers. Increasing clouds, with a low around 51. South wind around 6 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Sunny, with a high near 84. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Friday Night
A 30 percent chance of showers, mainly before 1am. Mostly clear, with a low around 51. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Saturday
A 20 percent chance of showers. Sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon.
Saturday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 48. Calm wind becoming east around 5 mph after midnight.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 77. East wind 8 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. Southeast wind 8 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Monday
Showers and possibly a thunderstorm. High near 85. South wind 9 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. West wind 5 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 71. West wind 6 to 8 mph, with gusts as high as 20 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 45. West wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 70. Calm wind becoming west 5 to 7 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Merrillan WI
 44.42°N 90.73°W
Last Update:
6:07 pm CDT May 13, 2026
Forecast Valid:
6pm CDT May 13, 2026-6pm CDT May 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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