Prolonged Extreme Cold; Eastern U.S. Winter Storm
Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >
Current conditions at
JETTE (JETM8)
Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.NA
33°F
1°C
| Humidity | 89% |
| Wind Speed | SSW 0 MPH |
| Barometer | NA |
| Dewpoint | 30°F (-1°C) |
| Visibility | NA |
| Last update | 29 Jan 05:43 AM MST |
Extended Forecast for
3 Miles NW Big Arm MT
Today
High: 41 °F
Chance Rain
Tonight
Low: 33 °F
Mostly Cloudy
Friday
High: 44 °F
Slight Chance
RainFriday Night
Low: 35 °F
Slight Chance
RainSaturday
High: 48 °F
Mostly Cloudy
Saturday Night
Low: 32 °F
Mostly Cloudy
Sunday
High: 47 °F
Mostly Cloudy
Sunday Night
Low: 34 °F
Mostly Cloudy
Monday
High: 45 °F
Slight Chance
Rain
Detailed Forecast
Today
A 30 percent chance of rain, mainly between 11am and 3pm. Mostly cloudy, with a high near 41. Calm wind.
Tonight
Mostly cloudy, with a low around 33. Calm wind.
Friday
A 20 percent chance of rain after 11am. Cloudy, with a high near 44. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A 20 percent chance of rain. Cloudy, with a low around 35. Light south southwest wind.
Saturday
Mostly cloudy, with a high near 48. Calm wind.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Mostly cloudy, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
A slight chance of rain. Mostly cloudy, with a high near 45.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Mostly cloudy, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 45.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles NW Big Arm MT
47.84°N 114.32°W (Elev. 2940 ft)
47.84°N 114.32°W (Elev. 2940 ft)
2:06 am MST Jan 29, 2026
6am MST Jan 29, 2026-6pm MST Feb 4, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
