Current conditions at
ROCKY BOY (RCBM8)
Lat: 48.25529°NLon: 109.78592°WElev: 3789.0ft.NA
33°F
1°C
| Humidity | 77% |
| Wind Speed | SE 0 MPH |
| Barometer | NA |
| Dewpoint | 26°F (-3°C) |
| Visibility | NA |
| Last update | 18 Oct 04:18 AM MDT |
Extended Forecast for
Big Sandy MT
Today
High: 62 °F
Mostly Sunny
Tonight
Low: 39 °F
Partly Cloudy
Monday
High: 67 °F
Mostly Sunny
Monday Night
Low: 37 °F
Partly Cloudy
Tuesday
High: 60 °F
Mostly Sunny
Tuesday Night
Low: 35 °F
Partly Cloudy
Wednesday
High: 67 °F
Sunny
Wednesday Night
Low: 42 °F
Partly Cloudy
Thursday
High: 71 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 62. Calm wind becoming east southeast 5 to 7 mph in the afternoon.
Tonight
Partly cloudy, with a low around 39. Southeast wind 6 to 11 mph increasing to 12 to 17 mph. Winds could gust as high as 28 mph.
Monday
Mostly sunny, with a high near 67. Calm wind.
Monday Night
Partly cloudy, with a low around 37. Calm wind.
Tuesday
Mostly sunny, with a high near 60. Calm wind becoming north northwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 35. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 67. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 42. Southeast wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40.
Friday
A chance of rain. Mostly cloudy, with a high near 55.
Friday Night
A chance of rain. Mostly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 48.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Big Sandy MT
48.18°N 110.11°W (Elev. 2759 ft)
48.18°N 110.11°W (Elev. 2759 ft)
4:31 am MDT Oct 18, 2026
5am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
Additional Resources
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Hourly Weather Forecast
