Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

Raynolds Pass MT-87 MP 1.2 (MTRAY)

Lat: 44.72814°NLon: 111.47012°WElev: 6834.0ft.

NA

50°F

10°C

Humidity 73%
Wind Speed SSE 14 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 30 Sep 01:45 AM MDT
Extended Forecast for

10 Miles WNW West Yellowstone MT

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 46. South southwest wind around 11 mph.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 3pm.  Mostly cloudy, with a high near 47. South southwest wind 11 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 47 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 40. South wind 14 to 17 mph, with gusts as high as 24 mph.  Chance of precipitation is 50%.

    Low: 40 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 3pm.  Partly sunny, with a high near 48. South wind 11 to 20 mph, with gusts as high as 31 mph.  Chance of precipitation is 40%.

    High: 48 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then a chance of showers after midnight.  Mostly cloudy, with a low around 41. South wind 13 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 50%.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers.  Mostly cloudy, with a high near 47. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 47 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely after midnight.  Mostly cloudy, with a low around 36. Southwest wind 7 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%.

    Low: 36 °F

    Showers
    Likely

  • Friday

    Friday: Rain showers likely before noon, then a chance of rain and snow showers between noon and 3pm, then a chance of rain showers after 3pm.  Partly sunny, with a high near 42. West southwest wind 6 to 10 mph becoming north northwest in the morning.

    High: 42 °F

    Showers
    Likely then
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A slight chance of rain showers, mixing with snow after 9pm, then gradually ending.  Partly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 46. South southwest wind around 11 mph.
Tuesday
Showers likely, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 47. South southwest wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 40. South wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Wednesday
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 48. South wind 11 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then a chance of showers after midnight. Mostly cloudy, with a low around 41. South wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 47. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely after midnight. Mostly cloudy, with a low around 36. Southwest wind 7 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Friday
Rain showers likely before noon, then a chance of rain and snow showers between noon and 3pm, then a chance of rain showers after 3pm. Partly sunny, with a high near 42. West southwest wind 6 to 10 mph becoming north northwest in the morning.
Friday Night
A slight chance of rain showers, mixing with snow after 9pm, then gradually ending. Partly cloudy, with a low around 34.
Saturday
A slight chance of rain and snow showers after noon. Mostly sunny, with a high near 42.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 30.
Sunday
A chance of snow showers. Partly sunny, with a high near 35.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 28.
Monday
A chance of snow showers. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WNW West Yellowstone MT
 44.72°N 111.32°W (Elev. 8704 ft)
5:24 pm MDT Sep 29, 2025
2am MDT Sep 30, 2025-6pm MDT Oct 6, 2025
 
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Additional Resources

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