Hazardous Weather Conditions
Current conditions at
Black River Falls Area Airport (KBCK)
Lat: 44.25°NLon: 90.85°WElev: 830ft.
Fog/Mist
62°F
17°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 29.90 in |
| Dewpoint | 62°F (17°C) |
| Visibility | 2.00 mi |
| Last update | 10 Aug 1:35 am CDT |
Extended Forecast for
2 Miles E Merrillan WI
Overnight

Low: 60 °F
Patchy Fog
Monday
High: 85 °F
Areas Fog
then Mostly
SunnyMonday Night

Low: 61 °F
Partly Cloudy
Tuesday
High: 85 °F
Chance
Showers then
Slight Chance
ShowersTuesday Night
Low: 62 °F
Mostly Clear
then Chance
ShowersWednesday
High: 84 °F
Slight Chance
Showers then
Slight Chance
T-stormsWednesday Night

Low: 59 °F
Partly Cloudy
Thursday

High: 80 °F
Partly Sunny
Thursday Night

Low: 54 °F
Mostly Cloudy
Detailed Forecast
Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 60. Calm wind.
Monday
Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 85. Calm wind.
Monday Night
Partly cloudy, with a low around 61. Calm wind.
Tuesday
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm. Mostly cloudy through mid morning, then gradual clearing, with a high near 85. Light east wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 59. Light and variable wind.
Thursday
Partly sunny, with a high near 80. Light northeast wind.
Thursday Night
Mostly cloudy, with a low around 54. Calm wind.
Friday
Mostly sunny, with a high near 78. Calm wind becoming east around 5 mph in the morning.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55. Southeast wind around 5 mph becoming calm in the evening.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Southeast wind 3 to 6 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 76. Calm wind becoming northwest around 5 mph in the afternoon.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles E Merrillan WI
44.44°N 90.79°W
44.44°N 90.79°W
1:26 am CDT Aug 10, 2026
2am CDT Aug 10, 2026-6pm CDT Aug 16, 2026



