Current conditions at
Karst US-191 MP 55.3 (MTKAR)
Lat: 45.34534°NLon: 111.17261°WElev: 5699.0ft.unknown precip
29°F
-2°C
| Humidity | 69% |
| Wind Speed | ESE 8 MPH |
| Barometer | NA |
| Dewpoint | 20°F (-7°C) |
| Visibility | NA |
| Wind Chill | 21°F (-6°C) |
| Last update | 19 Apr 05:00 AM MDT |
Extended Forecast for
6 Miles ESE Big Sky MT
Today

High: 55 °F
Sunny
Tonight

Low: 35 °F
Increasing
CloudsMonday

High: 61 °F
Sunny
Monday Night

Low: 39 °F
Mostly Clear
Tuesday

High: 63 °F
Mostly Sunny
Tuesday Night

Low: 41 °F
Partly Cloudy
Wednesday
High: 53 °F
Slight Chance
Rain then
Rain/Snow
LikelyWednesday Night
Low: 29 °F
Rain/Snow
then Heavy
SnowThursday

High: 36 °F
Snow
Detailed Forecast
Today
Sunny, with a high near 55. Calm wind becoming south southwest around 6 mph in the afternoon.
Tonight
Increasing clouds, with a low around 35. Light south southeast wind.
Monday
Sunny, with a high near 61. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 39. South wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 63. Light south wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 41. South southeast wind 5 to 9 mph, with gusts as high as 21 mph.
Wednesday
A slight chance of rain before noon, then rain showers likely between noon and 3pm, then rain likely, possibly mixed with snow showers after 3pm. Some thunder is also possible. Partly sunny, with a high near 53. South southwest wind 5 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after midnight. The snow could be heavy at times. Cloudy, with a low around 29. South southwest wind 5 to 13 mph, with gusts as high as 25 mph.
Thursday
Snow, mainly before noon. Mostly cloudy, with a high near 36.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20.
Friday
A chance of snow. Partly sunny, with a high near 36.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 20.
Saturday
A chance of snow. Partly sunny, with a high near 40.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
6 Miles ESE Big Sky MT
45.24°N 111.22°W (Elev. 7129 ft)
45.24°N 111.22°W (Elev. 7129 ft)
3:32 am MDT Apr 19, 2026
5am MDT Apr 19, 2026-6pm MDT Apr 25, 2026


