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

MOUNT LOCKHART (MTKM8)

Lat: 47.91727°NLon: 112.8238°WElev: 6400.0ft.

NA

57°F

14°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

32 Miles SSW Heart Butte MT

  • Tonight

    Tonight: A chance of showers before 3am, then a chance of showers after 4am.  Patchy smoke. Mostly cloudy, with a low around 46. West southwest wind around 8 mph.  Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before noon, then a chance of showers after 3pm.  Widespread smoke, mainly after 4pm. Mostly cloudy, with a high near 53. West southwest wind 9 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 50%.

    High: 53 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers.  Widespread smoke, mainly between 7pm and midnight. Mostly cloudy, with a low around 41. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    Low: 41 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers.  Patchy smoke before 7am. Partly sunny, with a high near 50. West southwest wind around 16 mph, with gusts as high as 28 mph.

    High: 50 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 38. West southwest wind around 14 mph, with gusts as high as 24 mph.

    Low: 38 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers.  Partly sunny, with a high near 46. West southwest wind around 16 mph, with gusts as high as 28 mph.

    High: 46 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 35. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers after noon.  Mostly sunny, with a high near 46. West wind around 15 mph, with gusts as high as 25 mph.

    High: 46 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers before 3am, then a chance of showers after 4am. Patchy smoke. Mostly cloudy, with a low around 46. West southwest wind around 8 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers before noon, then a chance of showers after 3pm. Widespread smoke, mainly after 4pm. Mostly cloudy, with a high near 53. West southwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Tuesday Night
A 40 percent chance of showers. Widespread smoke, mainly between 7pm and midnight. Mostly cloudy, with a low around 41. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Wednesday
A 50 percent chance of showers. Patchy smoke before 7am. Partly sunny, with a high near 50. West southwest wind around 16 mph, with gusts as high as 28 mph.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 38. West southwest wind around 14 mph, with gusts as high as 24 mph.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 46. West southwest wind around 16 mph, with gusts as high as 28 mph.
Thursday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 35. West wind around 15 mph, with gusts as high as 25 mph.
Friday
A slight chance of showers after noon. Mostly sunny, with a high near 46. West wind around 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 34.
Saturday
A chance of rain and snow showers before 3pm, then a chance of rain showers. Partly 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. Mostly cloudy, with a high near 35.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 26.
Monday
A slight chance of snow showers. Mostly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
32 Miles SSW Heart Butte MT
 47.85°N 113.04°W (Elev. 6526 ft)
5:24 pm MDT Sep 29, 2025
11pm 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