National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

ST. REGIS (STGM8)

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

NA

43°F

6°C

Humidity 100%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 15 Nov 07:02 AM MST
Extended Forecast for

St. Regis MT

  • Today

    Today: A 30 percent chance of rain, mainly between 3pm and 4pm. Mostly cloudy, with a high near 51. Calm wind.

    High: 51 °F

    Chance Rain

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Patchy Fog

  • Sunday

    Sunday: A 30 percent chance of rain after 11am. Areas of fog before noon. Otherwise, cloudy, with a high near 50. Calm wind.

    High: 50 °F

    Chance Rain
    and Areas Fog

  • Sunday Night

    Sunday Night: Rain likely, mainly after 11pm. Patchy fog. Otherwise, cloudy, with a low around 40. Calm wind. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely
    and Patchy
    Fog

  • Monday

    Monday: Rain. Areas of fog before 1pm. High near 50. Calm wind. Chance of precipitation is 90%.

    High: 50 °F

    Rain and
    Areas Fog

  • Monday Night

    Monday Night: Rain. Patchy fog after 8pm. Low around 37. Chance of precipitation is 80%.

    Low: 37 °F

    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Rain likely, mainly before 11am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 47. Chance of precipitation is 60%.

    High: 47 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: A chance of rain before 11pm, then a chance of rain and snow. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance
    Rain/Snow and
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of rain and snow before 11am. Patchy fog before 10am. Snow level 3900 feet. Otherwise, partly sunny, with a high near 44.

    High: 44 °F

    Slight Chance
    Rain/Snow and
    Patchy Fog
    then Partly
    Sunny

Detailed Forecast

Today
A 30 percent chance of rain, mainly between 3pm and 4pm. Mostly cloudy, with a high near 51. Calm wind.
Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Sunday
A 30 percent chance of rain after 11am. Areas of fog before noon. Otherwise, cloudy, with a high near 50. Calm wind.
Sunday Night
Rain likely, mainly after 11pm. Patchy fog. Otherwise, cloudy, with a low around 40. Calm wind. Chance of precipitation is 70%.
Monday
Rain. Areas of fog before 1pm. High near 50. Calm wind. Chance of precipitation is 90%.
Monday Night
Rain. Patchy fog after 8pm. Low around 37. Chance of precipitation is 80%.
Tuesday
Rain likely, mainly before 11am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 47. Chance of precipitation is 60%.
Tuesday Night
A chance of rain before 11pm, then a chance of rain and snow. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 32.
Wednesday
A slight chance of rain and snow before 11am. Patchy fog before 10am. Snow level 3900 feet. Otherwise, partly sunny, with a high near 44.
Wednesday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 28.
Thursday
A chance of rain and snow. Areas of fog. Snow level 3700 feet rising to 4600 feet in the afternoon. Otherwise, mostly cloudy, with a high near 45.
Thursday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 29.
Friday
A chance of rain and snow. Patchy fog. Otherwise, partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
St. Regis MT
 47.3°N 115.08°W (Elev. 2799 ft)
Last Update:
1:02 am MST Nov 15, 2025
Forecast Valid:
11am MST Nov 15, 2025-6pm MST Nov 21, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation