Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

50°F

10°C

Humidity 74%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 20 Mar 02:43 AM MDT
Extended Forecast for

5 Miles S Swan Lake MT

  • Overnight

    Overnight: A 50 percent chance of rain, mainly before 5am.  Mostly cloudy, with a low around 45. Light south southeast wind.

    Low: 45 °F

    Chance Rain

  • Friday

    Friday: A 40 percent chance of rain after 4pm.  Mostly cloudy, with a high near 66. Light and variable wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 20 mph.

    High: 66 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain, mainly after 1am.  Low around 42. South southwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 21 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance Rain
    then Rain

  • Saturday

    Saturday: Rain, mainly before noon.  High near 52. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain then
    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. West southwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 22 mph.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of rain, mainly before 5am. Mostly cloudy, with a low around 45. Light south southeast wind.
Friday
A 40 percent chance of rain after 4pm. Mostly cloudy, with a high near 66. Light and variable wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Rain, mainly after 1am. Low around 42. South southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain, mainly before noon. High near 52. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Partly cloudy, with a low around 30. West southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 22 mph.
Sunday
Sunny, with a high near 49.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Partly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Rain likely, mainly after noon. Mostly cloudy, with a high near 55.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 39.
Wednesday
Rain likely. Mostly cloudy, with a high near 53.
Wednesday Night
A chance of rain and snow. Snow level 4900 feet lowering to 3300 feet after midnight . Mostly cloudy, with a low around 28.
Thursday
A chance of snow. Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Swan Lake MT
 47.84°N 113.82°W (Elev. 3205 ft)
2:01 am MDT Mar 20, 2026
3am MDT Mar 20, 2026-6pm MDT Mar 26, 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