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

Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

ST. REGIS (STGM8)

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

NA

54°F

12°C

Humidity 57%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 10 Apr 11:02 PM MDT
Extended Forecast for

12 Miles SSW St. Regis MT

  • Tonight

    Tonight: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 39. South southwest wind 10 to 18 mph, with gusts as high as 30 mph.

    Low: 39 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Rain likely, then showers and possibly a thunderstorm after noon. High near 45. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 45 °F

    Rain Likely
    then Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of rain before midnight. Snow level 7500 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 34. Southwest wind 10 to 16 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: A chance of rain and snow between noon and 3pm, then a chance of rain showers after 3pm. Some thunder is also possible. Snow level rising to 7200 feet in the afternoon. Partly sunny, with a high near 46. South wind 8 to 10 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 46 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain likely before 9pm, then rain, possibly mixed with snow between 9pm and 3am, then snow after 3am. Snow level 7300 feet lowering to 6500 feet after midnight . Low around 33. West southwest wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow

  • Monday

    Monday: Snow. High near 35. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 35 °F

    Snow

  • Monday Night

    Monday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 30. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of snow. Mostly cloudy, with a high near 33. Breezy.

    High: 33 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after midnight. The snow could be heavy at times. Mostly cloudy, with a low around 29. Breezy.

    Low: 29 °F

    Heavy Snow
    and Breezy

Detailed Forecast

Tonight
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 39. South southwest wind 10 to 18 mph, with gusts as high as 30 mph.
Saturday
Rain likely, then showers and possibly a thunderstorm after noon. High near 45. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A 40 percent chance of rain before midnight. Snow level 7500 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 34. Southwest wind 10 to 16 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of rain and snow between noon and 3pm, then a chance of rain showers after 3pm. Some thunder is also possible. Snow level rising to 7200 feet in the afternoon. Partly sunny, with a high near 46. South wind 8 to 10 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday Night
Rain likely before 9pm, then rain, possibly mixed with snow between 9pm and 3am, then snow after 3am. Snow level 7300 feet lowering to 6500 feet after midnight . Low around 33. West southwest wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Snow. High near 35. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 30. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow. Mostly cloudy, with a high near 33. Breezy.
Tuesday Night
Snow likely, mainly after midnight. The snow could be heavy at times. Mostly cloudy, with a low around 29. Breezy.
Wednesday
Snow. The snow could be heavy at times. Cloudy, with a high near 30. Breezy.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 21. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 28.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 21.
Friday
A chance of snow. Partly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW St. Regis MT
 47.14°N 115.18°W (Elev. 6535 ft)
Last Update:
2:00 pm MDT Apr 10, 2026
Forecast Valid:
11pm MDT Apr 10, 2026-6pm MDT Apr 17, 2026
 
Forecast Discussion
 
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