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. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

ST. REGIS (STGM8)

Lat: 47.30711°NLon: 115.10761°WElev: 2678.0ft.

NA

67°F

19°C

Humidity 36%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 19 Mar 02:02 PM MDT
Extended Forecast for

12 Miles SSW St. Regis MT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 46. Breezy, with a west southwest wind around 23 mph, with gusts as high as 36 mph.

    High: 46 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A 20 percent chance of rain after 10pm.  Partly cloudy, with a low around 39. Breezy, with a west southwest wind around 22 mph, with gusts as high as 32 mph.

    Low: 39 °F

    Slight Chance
    Rain and
    Breezy

  • Friday

    Friday: A 20 percent chance of rain.  Mostly sunny, with a high near 47. Breezy, with a southwest wind 22 to 28 mph, with gusts as high as 37 mph.

    High: 47 °F

    Slight Chance
    Rain and
    Breezy

  • Friday Night

    Friday Night: Rain likely, mainly after midnight.  Mostly cloudy, with a low around 33. Breezy, with a west southwest wind 21 to 23 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 33 °F

    Chance Rain
    and Breezy
    then Rain
    Likely

  • Saturday

    Saturday: Rain, possibly mixed with snow, becoming all snow after 9am. The snow could be heavy at times.  High near 36. Breezy, with a west wind 20 to 28 mph, with gusts as high as 39 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 36 °F

    Rain/Snow
    then Chance
    Snow and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight.  Mostly clear, with a low around 23. Breezy.

    Low: 23 °F

    Slight Chance
    Snow and
    Breezy then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 46. Breezy, with a west southwest wind around 23 mph, with gusts as high as 36 mph.
Tonight
A 20 percent chance of rain after 10pm. Partly cloudy, with a low around 39. Breezy, with a west southwest wind around 22 mph, with gusts as high as 32 mph.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 47. Breezy, with a southwest wind 22 to 28 mph, with gusts as high as 37 mph.
Friday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 33. Breezy, with a west southwest wind 21 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain, possibly mixed with snow, becoming all snow after 9am. The snow could be heavy at times. High near 36. Breezy, with a west wind 20 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
A 20 percent chance of snow before midnight. Mostly clear, with a low around 23. Breezy.
Sunday
Sunny, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Mostly cloudy, with a high near 39.
Monday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 30.
Tuesday
Rain and snow likely. Mostly cloudy, with a high near 39.
Tuesday Night
Rain and snow likely. Snow level 7500 feet lowering to 6700 feet after midnight . Mostly cloudy, with a low around 32. Breezy.
Wednesday
Snow likely. Mostly cloudy, with a high near 33. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW St. Regis MT
 47.14°N 115.18°W (Elev. 6535 ft)
2:11 pm MDT Mar 19, 2026
2pm MDT Mar 19, 2026-6pm MDT Mar 25, 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