Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence 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

39°F

4°C

Humidity 74%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 29 Jan 05:43 PM MST
Extended Forecast for

3 Miles NW Swan Lake MT

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 5am.  Cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Chance Rain

  • Friday

    Friday: Rain likely before 1pm, then a chance of rain after 3pm.  Cloudy, with a high near 42. Southeast wind 3 to 6 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Rain Likely
    then Chance
    Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain.  Cloudy, with a low around 37. South southeast wind around 6 mph becoming southwest in the evening.

    Low: 37 °F

    Chance Rain

  • Saturday

    Saturday: Mostly cloudy, with a high near 48. South southwest wind around 5 mph becoming calm  in the afternoon.

    High: 48 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 11pm.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

  • Monday

    Monday: A chance of rain.  Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 5am. Cloudy, with a low around 35. Calm wind.
Friday
Rain likely before 1pm, then a chance of rain after 3pm. Cloudy, with a high near 42. Southeast wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A 40 percent chance of rain. Cloudy, with a low around 37. South southeast wind around 6 mph becoming southwest in the evening.
Saturday
Mostly cloudy, with a high near 48. South southwest wind around 5 mph becoming calm in the afternoon.
Saturday Night
Mostly cloudy, with a low around 32. Calm wind.
Sunday
Mostly cloudy, with a high near 46.
Sunday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 35.
Monday
A chance of rain. Mostly cloudy, with a high near 43.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Swan Lake MT
 47.96°N 113.91°W (Elev. 3199 ft)
2:07 pm MST Jan 29, 2026
6pm MST Jan 29, 2026-6pm MST Feb 5, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database