Frigid Airmass to Bring Significantly Colder Temperatures; Heavy Lake-effect Snow; Fire Concerns Across the Central Gulf Coast

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Temperatures will tie or break many records across the Southeast through tonight. Moderate to heavy lake effect snow will continue downwind of the Great Lakes. Gusty winds and dry conditions will support an elevated fire weather threat across the Central Gulf Coast. Read More >

Current conditions at

ROCKY BOY (ROCM8)

Lat: 48.17478°NLon: 109.64728°WElev: 4700.0ft.

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

16 Miles S Lloyd MT

  • Today

    Today: Mostly cloudy, with a high near 55. West wind 17 to 20 mph, with gusts as high as 33 mph.

    High: 55 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Breezy, with a west wind 21 to 25 mph, with gusts as high as 38 mph.

    Low: 39 °F

    Decreasing
    Clouds and
    Breezy

  • Veterans Day

    Veterans Day: Sunny, with a high near 47. Breezy, with a west northwest wind 15 to 22 mph, with gusts as high as 33 mph.

    High: 47 °F

    Sunny and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. West northwest wind 5 to 9 mph.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 45. Southeast wind 3 to 6 mph.

    High: 45 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38. Light and variable wind becoming south southwest around 5 mph after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55. South southwest wind 5 to 8 mph.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain and snow after 11pm.  Mostly cloudy, with a low around 37. South wind 8 to 15 mph becoming west after midnight. Winds could gust as high as 22 mph.

    Low: 37 °F

    Slight Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of rain and snow before 11am.  Partly sunny, with a high near 42.

    High: 42 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 55. West wind 17 to 20 mph, with gusts as high as 33 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Breezy, with a west wind 21 to 25 mph, with gusts as high as 38 mph.
Veterans Day
Sunny, with a high near 47. Breezy, with a west northwest wind 15 to 22 mph, with gusts as high as 33 mph.
Tuesday Night
Partly cloudy, with a low around 32. West northwest wind 5 to 9 mph.
Wednesday
Mostly cloudy, with a high near 45. Southeast wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 38. Light and variable wind becoming south southwest around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 55. South southwest wind 5 to 8 mph.
Thursday Night
A slight chance of rain and snow after 11pm. Mostly cloudy, with a low around 37. South wind 8 to 15 mph becoming west after midnight. Winds could gust as high as 22 mph.
Friday
A slight chance of rain and snow before 11am. Partly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles S Lloyd MT
 48.06°N 109.4°W (Elev. 4701 ft)
2:07 am MST Nov 10, 2025
8am MST Nov 10, 2025-6pm MST Nov 16, 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