Heavy Rainfall Continues in Hawaii; Severe Thunderstorms and Heavy Rainfall in the Plains and Southern Appalachians

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 thunderstorms and heavy rainfall will shift into the southern Appalachians today. Strong to severe thunderstorms may produce large hail, scattered wind gusts, and heavy rain today across the northern and central Plains. 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 ENE Iliad MT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Patchy smoke after 5pm. Partly sunny, with a high near 80. Northwest wind 5 to 8 mph.

    High: 80 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 11pm.  Patchy smoke before 2am. Partly cloudy, with a low around 54. Northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 54 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm.  Patchy smoke after 7am. Mostly sunny, with a high near 82. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 82 °F

    Patchy Smoke
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 7pm.  Patchy smoke. Partly cloudy, with a low around 55. Light and variable wind.

    Low: 55 °F

    Slight Chance
    T-storms then
    Patchy Smoke

  • Wednesday

    Wednesday: Patchy smoke before 7am. Sunny, with a high near 85. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 85 °F

    Patchy Smoke
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. North northwest wind around 6 mph becoming east northeast after midnight.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Patchy smoke after 5pm. Partly sunny, with a high near 80. Northwest wind 5 to 8 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 11pm. Patchy smoke before 2am. Partly cloudy, with a low around 54. Northwest wind 5 to 8 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Patchy smoke after 7am. Mostly sunny, with a high near 82. Calm wind becoming west northwest around 6 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 7pm. Patchy smoke. Partly cloudy, with a low around 55. Light and variable wind.
Wednesday
Patchy smoke before 7am. Sunny, with a high near 85. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 57. West northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 85. Calm wind becoming west northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 58. North northwest wind around 6 mph becoming east northeast after midnight.
Friday
Sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 61.
Saturday
A slight chance of showers. Mostly sunny, with a high near 86.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Sunday
A slight chance of showers. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ENE Iliad MT
 47.86°N 109.58°W (Elev. 3120 ft)
12:32 pm MDT Aug 17, 2026
2pm 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