Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

ROCKY BOY (ROCM8)

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

NA

48°F

9°C

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

6 Miles ESE Lloyd MT

  • Overnight

    Overnight: A 20 percent chance of showers.  Partly cloudy, with a low around 55. West wind around 7 mph.

    Low: 55 °F

    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 3pm.  Partly sunny, with a high near 75. Northwest wind 6 to 10 mph.  Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 7pm.  Mostly cloudy, with a low around 55. Northwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 55 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 76. Light and variable wind becoming south southeast around 6 mph in the afternoon.  Chance of precipitation is 20%.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 57. South wind 5 to 7 mph.  Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 77. West wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. West northwest wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 18 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Light and variable wind becoming northwest 5 to 9 mph in the afternoon.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers. Partly cloudy, with a low around 55. West wind around 7 mph.
Monday
A slight chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 75. Northwest wind 6 to 10 mph. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 55. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Tuesday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 76. Light and variable wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 57. South wind 5 to 7 mph. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 77. West wind 6 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 58. West northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 79. Light and variable wind becoming northwest 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Sunny, with a high near 81.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 62.
Saturday
A slight chance of showers. Mostly sunny, with a high near 78.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Lloyd MT
 48.26°N 109.24°W (Elev. 4327 ft)
12:31 pm MDT Aug 16, 2026
12am MDT Aug 17, 2026-6pm MDT Aug 23, 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