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

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

67°F

19°C

Humidity 46%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 29 Sep 07:43 PM MDT
Extended Forecast for

9 Miles NNE Big Arm MT

  • Tonight

    Tonight: Rain likely, mainly after 5am.  Mostly cloudy, with a low around 55. South wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 18 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday

    Tuesday: Rain, mainly before 11am, then a chance of showers and thunderstorms after noon.  High near 69. Calm wind becoming south southwest around 6 mph in the morning.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Rain then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after midnight.  Mostly cloudy, with a low around 50. South wind 3 to 5 mph.  Chance of precipitation is 60%.

    Low: 50 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely before 3pm, then showers likely and possibly a thunderstorm after 3pm.  Mostly cloudy, with a high near 66. South southwest wind 6 to 8 mph.  Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely.  Mostly cloudy, with a low around 48. South southwest wind around 6 mph.  Chance of precipitation is 70%.

    Low: 48 °F

    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain.  Partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly after 5am. Mostly cloudy, with a low around 55. South wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain, mainly before 11am, then a chance of showers and thunderstorms after noon. High near 69. Calm wind becoming south southwest around 6 mph in the morning. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 50. South wind 3 to 5 mph. Chance of precipitation is 60%.
Wednesday
Rain likely before 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 66. South southwest wind 6 to 8 mph. Chance of precipitation is 70%.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 48. South southwest wind around 6 mph. Chance of precipitation is 70%.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 45.
Saturday
A chance of rain, mainly after noon. Partly sunny, with a high near 61.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 42.
Sunday
A chance of rain. Partly sunny, with a high near 58.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 37.
Monday
Sunny, with a high near 59.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Big Arm MT
 47.91°N 114.21°W (Elev. 3172 ft)
2:41 pm MDT Sep 29, 2025
8pm MDT Sep 29, 2025-6pm MDT Oct 6, 2025
 
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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