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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

ST. REGIS (STGM8)

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

NA

63°F

17°C

Humidity 51%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 12 Apr 02:02 PM MDT
Extended Forecast for

6 Miles SW St. Regis MT

  • This Afternoon

    This Afternoon: Rain likely before 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 60. Light north northeast wind. Chance of precipitation is 70%.

    High: 60 °F

    Showers
    Likely

  • Tonight

    Tonight: Rain before 5am, then rain and snow likely. Some thunder is also possible. Low around 40. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 40 °F

    Showers then
    Rain/Snow

  • Monday

    Monday: Rain and snow, becoming all rain after 10am. High near 48. Southwest wind 5 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F

    Rain/Snow
    then Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly before midnight. Snow level 6300 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 36. West southwest wind 7 to 9 mph, with gusts as high as 23 mph.

    Low: 36 °F

    Chance Rain

  • Tuesday

    Tuesday: A slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Snow level rising to 4800 feet in the afternoon. Mostly cloudy, with a high near 46. Southwest wind 6 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain before 3am, then rain and snow. Snow level 5100 feet lowering to 4200 feet after midnight . Low around 36. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain Likely
    then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all snow after noon. Snow level 4000 feet lowering to 3700 feet in the afternoon . High near 42. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    then Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Thursday

    Thursday: Snow likely, mainly after noon. Mostly cloudy, with a high near 39.

    High: 39 °F

    Snow Likely

Detailed Forecast

This Afternoon
Rain likely before 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 60. Light north northeast wind. Chance of precipitation is 70%.
Tonight
Rain before 5am, then rain and snow likely. Some thunder is also possible. Low around 40. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
Rain and snow, becoming all rain after 10am. High near 48. Southwest wind 5 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of rain, mainly before midnight. Snow level 6300 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 36. West southwest wind 7 to 9 mph, with gusts as high as 23 mph.
Tuesday
A slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Snow level rising to 4800 feet in the afternoon. Mostly cloudy, with a high near 46. Southwest wind 6 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tuesday Night
Rain before 3am, then rain and snow. Snow level 5100 feet lowering to 4200 feet after midnight . Low around 36. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain and snow, becoming all snow after noon. Snow level 4000 feet lowering to 3700 feet in the afternoon . High near 42. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 26.
Thursday
Snow likely, mainly after noon. Mostly cloudy, with a high near 39.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 26.
Friday
A slight chance of snow. Mostly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW St. Regis MT
 47.24°N 115.2°W (Elev. 3688 ft)
Last Update:
2:01 pm MDT Apr 12, 2026
Forecast Valid:
2pm MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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