
Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.
A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >
Current conditions at
GREENFIELDS (GFMT)
Lat: 47.65833°NLon: 111.8125°WElev: 3820.0ft.NA
36°F
2°C
| Humidity | 65% |
| Wind Speed | SW 8 MPH |
| Barometer | NA |
| Dewpoint | 25°F (-4°C) |
| Visibility | NA |
| Wind Chill | 30°F (-1°C) |
| Last update | 30 Dec 01:00 AM MST |
Extended Forecast for
Sun River MT
Overnight

Low: 28 °F
Partly Cloudy
Tuesday

High: 46 °F
Sunny
Tuesday Night

Low: 29 °F
Mostly Clear
Wednesday

High: 51 °F
Sunny
Wednesday Night

Low: 27 °F
Partly Cloudy
New Year's Day

High: 46 °F
Partly Sunny
Thursday Night

Low: 33 °F
Mostly Cloudy
Friday

High: 50 °F
Mostly Cloudy
Friday Night

Low: 34 °F
Mostly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a steady temperature around 28. West southwest wind 7 to 9 mph.
Tuesday
Sunny, with a high near 46. Southwest wind 9 to 17 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 29. Southwest wind 10 to 14 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 51. Southwest wind 10 to 16 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 27. Southwest wind 9 to 11 mph.
New Year's Day
Partly sunny, with a high near 46. Southwest wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 33. South southwest wind around 9 mph.
Friday
Mostly cloudy, with a high near 50. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Partly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST
Point Forecast:
Sun River MT
47.54°N 111.72°W (Elev. 3540 ft)
47.54°N 111.72°W (Elev. 3540 ft)
1:02 am MST Dec 30, 2025
1am MST Dec 30, 2025-6pm MST Jan 5, 2026


