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

Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Current conditions at

ROCKY BOY (RCBM8)

Lat: 48.25529°NLon: 109.78592°WElev: 3789.0ft.

NA

50°F

10°C

Humidity 54%
Wind Speed SW 16 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 17 Mar 09:18 AM MDT
Extended Forecast for

4 Miles ESE Big Sandy MT

High Wind Warning March 17, 10:11am until March 17, 06:00pm
Click here for hazard details and duration
High Wind Warning
  •  
    High Wind Warning March 17, 10:11am until March 17, 06:00pm

    NOW until 6:00pm Tue

    High Wind Warning

  • Today

    High: 57 °F

    Mostly Cloudy

  • Tonight

    Tonight: Increasing clouds, with a low around 42. Southwest wind 13 to 16 mph, with gusts as high as 24 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 64. Southwest wind 14 to 20 mph, with gusts as high as 32 mph.

    High: 64 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. West wind 9 to 18 mph, with gusts as high as 26 mph.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 69. West southwest wind 10 to 20 mph, with gusts as high as 31 mph.

    High: 69 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. Southwest wind 10 to 16 mph, with gusts as high as 28 mph.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 73. Southwest wind 10 to 18 mph, with gusts as high as 36 mph.

    High: 73 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42. West southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 57. West southwest wind around 17 mph, with gusts as high as 32 mph.
Tonight
Increasing clouds, with a low around 42. Southwest wind 13 to 16 mph, with gusts as high as 24 mph.
Wednesday
Mostly cloudy, with a high near 64. Southwest wind 14 to 20 mph, with gusts as high as 32 mph.
Wednesday Night
Mostly cloudy, with a low around 44. West wind 9 to 18 mph, with gusts as high as 26 mph.
Thursday
Partly sunny, with a high near 69. West southwest wind 10 to 20 mph, with gusts as high as 31 mph.
Thursday Night
Mostly cloudy, with a low around 48. Southwest wind 10 to 16 mph, with gusts as high as 28 mph.
Friday
Partly sunny, with a high near 73. Southwest wind 10 to 18 mph, with gusts as high as 36 mph.
Friday Night
Mostly cloudy, with a low around 42. West southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Saturday
A chance of rain. Mostly cloudy, with a high near 60.
Saturday Night
A slight chance of rain, mixing with snow after 9pm, then gradually ending. Mostly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 55.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Big Sandy MT
 48.16°N 110.04°W (Elev. 2825 ft)
Last Update:
4:49 am MDT Mar 17, 2026
Forecast Valid:
10am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation