Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Current conditions at

Arco (ARC)

Lat: 43.62455°NLon: 113.2971°WElev: 5290.0ft.

NA

77°F

25°C

Humidity 42%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Heat Index78°F (26°C)
Last update 14 Jul 06:50 PM MDT
Extended Forecast for

9 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 47. West northwest wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly between noon and 3pm.  Snow level 12800 feet rising to 13700 feet in the afternoon. Increasing clouds, with a high near 61. Breezy, with a west southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 61 °F

    Sunny then
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. West wind 13 to 20 mph, with gusts as high as 29 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 59. West wind 8 to 11 mph.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. West northwest wind 9 to 11 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 47. West northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly between noon and 3pm. Snow level 12800 feet rising to 13700 feet in the afternoon. Increasing clouds, with a high near 61. Breezy, with a west southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph.
Tuesday Night
Partly cloudy, with a low around 38. West wind 13 to 20 mph, with gusts as high as 29 mph.
Wednesday
Sunny, with a high near 59. West wind 8 to 11 mph.
Wednesday Night
Mostly clear, with a low around 42. West northwest wind 9 to 11 mph.
Thursday
Sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 59. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Mackay ID
 44.05°N 113.65°W (Elev. 11194 ft)
5:32 pm MDT Jul 14, 2025
7pm MDT Jul 14, 2025-6pm MDT Jul 21, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database