Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

JETTE (JETM8)

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

NA

53°F

12°C

Humidity 59%
Wind Speed SW 2 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 21 Mar 02:43 AM MDT
Extended Forecast for

5 Miles S Swan Lake MT

  • Overnight

    Overnight: Rain.  Steady temperature around 47. Calm wind.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Rain

  • Saturday

    Saturday: Rain, mainly before 10am.  High near 51. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 26 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain then
    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. West southwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 25 mph.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 50. Light and variable wind becoming southwest around 6 mph in the afternoon.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain after midnight.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A chance of rain and snow before 9am, then rain.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance
    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before midnight.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain

Detailed Forecast

Overnight
Rain. Steady temperature around 47. Calm wind. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain, mainly before 10am. High near 51. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Partly cloudy, with a low around 31. West southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 25 mph.
Sunday
Sunny, with a high near 50. Light and variable wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 28. West southwest wind around 6 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 55.
Monday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 34.
Tuesday
A chance of rain and snow before 9am, then rain. Mostly cloudy, with a high near 52.
Tuesday Night
Rain, mainly before midnight. Mostly cloudy, with a low around 38.
Wednesday
Rain likely before 9am, then rain and snow likely between 9am and noon, then rain likely after noon. Mostly cloudy, with a high near 50.
Wednesday Night
A chance of rain and snow. Snow level 4700 feet lowering to 3200 feet after midnight . Mostly cloudy, with a low around 29.
Thursday
A chance of snow. Partly sunny, with a high near 46.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Sunny, with a high near 51.
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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 21, 2026
3am MDT Mar 21, 2026-6pm MDT Mar 27, 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