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Hazardous Weather Conditions

Current conditions at

Black River Falls Area Airport (KBCK)

Lat: 44.25°NLon: 90.85°WElev: 830ft.

Rain

53°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 53°F (12°C)
Visibility 1.75 mi
Last update 15 Oct 5:35 pm CDT
Extended Forecast for

Merrillan WI

Freeze Watch October 17, 01:00am until October 17, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Tonight

    Tonight: Showers, mainly before midnight. Low around 41. Northwest wind 7 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers before 10am. Mostly cloudy, with a high near 49. Breezy, with a north wind 15 to 21 mph, with gusts as high as 34 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Breezy.
    Chance
    Showers then
    Mostly Cloudy

  • Friday Night

    Friday Night: Widespread frost, mainly after midnight. Otherwise, mostly clear, with a low around 25. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.

    Low: 25 °F

    Frost

  • Saturday

    Saturday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 58. Southwest wind 5 to 14 mph, with gusts as high as 23 mph.

    High: 58 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 33. Southwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Southwest wind 9 to 11 mph, with gusts as high as 24 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. South wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 65. Light southwest wind.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers, mainly before midnight. Low around 41. Northwest wind 7 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 40 percent chance of showers before 10am. Mostly cloudy, with a high near 49. Breezy, with a north wind 15 to 21 mph, with gusts as high as 34 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Widespread frost, mainly after midnight. Otherwise, mostly clear, with a low around 25. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Saturday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 58. Southwest wind 5 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Clear, with a low around 33. Southwest wind around 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 64. Southwest wind 9 to 11 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 37. South wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 65. Light southwest wind.
Monday Night
Partly cloudy, with a low around 36. Calm wind.
Tuesday
Sunny, with a high near 69. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 41. Calm wind.
Wednesday
Mostly sunny, with a high near 70. Calm wind becoming south 5 to 7 mph in the morning.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 48. South wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 71. South wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merrillan WI
 44.45°N 90.82°W
Last Update:
5:02 pm CDT Oct 15, 2026
Forecast Valid:
6pm CDT Oct 15, 2026-6pm CDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation