Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

ROCKY BOY (ROCM8)

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

NA

73°F

23°C

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

10 Miles SSE Rocky Boy MT

  • This Afternoon

    This Afternoon: A slight chance of showers, then a chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 73. West wind 9 to 11 mph.  Chance of precipitation is 30%.

    High: 73 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Patchy smoke before 4am, then patchy smoke after 5am. Partly cloudy, with a low around 51. West wind 5 to 10 mph.  Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    T-storms then
    Patchy Smoke

  • Wednesday

    Wednesday: Patchy smoke before 2pm. Mostly sunny, with a high near 75. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. West northwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 76. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Northwest wind 6 to 8 mph becoming east after midnight. Winds could gust as high as 18 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. East southeast wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 55. East southeast wind 10 to 20 mph, with gusts as high as 28 mph.

    Low: 55 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers before noon.  Partly sunny, with a high near 77.

    High: 77 °F

    Slight Chance
    Showers then
    Partly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 73. West wind 9 to 11 mph. Chance of precipitation is 30%.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Patchy smoke before 4am, then patchy smoke after 5am. Partly cloudy, with a low around 51. West wind 5 to 10 mph. Chance of precipitation is 20%.
Wednesday
Patchy smoke before 2pm. Mostly sunny, with a high near 75. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 52. West northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 76. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 51. Northwest wind 6 to 8 mph becoming east after midnight. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 76. East southeast wind 6 to 10 mph, with gusts as high as 18 mph.
Friday Night
Mostly cloudy, with a low around 55. East southeast wind 10 to 20 mph, with gusts as high as 28 mph.
Saturday
A slight chance of showers before noon. Partly sunny, with a high near 77.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 53.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSE Rocky Boy MT
 48.13°N 109.66°W (Elev. 5433 ft)
12:31 pm MDT Aug 18, 2026
2pm MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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