Hazardous Weather Conditions
Current conditions at
Black River Falls Area Airport (KBCK)
Lat: 44.25°NLon: 90.85°WElev: 830ft.
Fair
50°F
10°C
| Humidity | 49% |
| Wind Speed | W 5 mph |
| Barometer | 29.57 in |
| Dewpoint | 32°F (0°C) |
| Visibility | 10.00 mi |
| Wind Chill | 48°F (9°C) |
| Last update | 9 May 2:35 am CDT |
Extended Forecast for
5 Miles SE Merrillan WI
Overnight

Low: 45 °F
Mostly Cloudy
Saturday
High: 63 °F
Chance
Showers then
Mostly SunnySaturday Night

Low: 34 °F
Mostly Clear
then Areas
FrostSunday

High: 58 °F
Areas Frost
then Mostly
SunnySunday Night

Low: 30 °F
Mostly Clear
then FrostMonday

High: 62 °F
Frost then
SunnyMonday Night
Low: 40 °F
Partly Cloudy
then Showers
LikelyTuesday

High: 70 °F
Showers
LikelyTuesday Night

Low: 42 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a steady temperature around 45. Calm wind.
Saturday
A 40 percent chance of showers, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 63. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. Northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 58. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 30. Northwest wind around 5 mph becoming calm in the evening.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 62. Calm wind.
Monday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 40. Calm wind becoming southeast around 6 mph after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Tuesday
Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 70. Southeast wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Tuesday Night
Partly cloudy, with a low around 42. Northwest wind 5 to 8 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 66. North wind around 8 mph, with gusts as high as 18 mph.
Wednesday Night
A chance of sprinkles. Partly cloudy, with a low around 39. Calm wind.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 72. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 48. South wind 3 to 5 mph.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 81. South wind 5 to 8 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles SE Merrillan WI
44.4°N 90.76°W
44.4°N 90.76°W
1:26 am CDT May 9, 2026
2am CDT May 9, 2026-6pm CDT May 15, 2026



