Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

Current conditions at

ROCKY BOY (ROCM8)

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

NA

63°F

17°C

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

15 Miles SSE Rocky Boy MT

  • Today

    Today: A 20 percent chance of showers before noon.  Patchy smoke after 3pm. Mostly sunny, with a high near 78. West southwest wind 6 to 10 mph.

    High: 78 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms.  Patchy smoke before 9pm. Partly cloudy, with a low around 54. West wind 5 to 10 mph becoming north after midnight.  Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers between noon and 3pm.  Partly sunny, with a high near 77. Light and variable wind becoming west 5 to 9 mph in the afternoon.  Chance of precipitation is 20%.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55. Northwest wind 5 to 9 mph becoming east northeast after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 80. Light west wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers before noon. Patchy smoke after 3pm. Mostly sunny, with a high near 78. West southwest wind 6 to 10 mph.
Tonight
A slight chance of showers and thunderstorms. Patchy smoke before 9pm. Partly cloudy, with a low around 54. West wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 20%.
Monday
A slight chance of showers between noon and 3pm. Partly sunny, with a high near 77. Light and variable wind becoming west 5 to 9 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 55. Northwest wind 5 to 9 mph becoming east northeast after midnight.
Tuesday
Mostly sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 56. West southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 80. Light west wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 58. West northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 62.
Saturday
A slight chance of showers. Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSE Rocky Boy MT
 48.04°N 109.68°W (Elev. 3852 ft)
10:21 am MDT Aug 16, 2026
11am MDT Aug 16, 2026-6pm MDT Aug 22, 2026
 
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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