National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Arco (ARC)

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

NA

87°F

31°C

Humidity 16%
Wind Speed SSE 5 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Heat Index83°F (28°C)
Last update 13 Jul 01:50 PM MDT
Extended Forecast for

14 Miles NNW Mackay ID

  • This Afternoon

    This Afternoon: Isolated showers and thunderstorms after 3pm. Mostly sunny, with a high near 68. West wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 68 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 8pm. Snow level 14400 feet lowering to 13000 feet after midnight . Mostly clear, with a low around 47. Northwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Isolated
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. West wind 10 to 20 mph, with gusts as high as 28 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. West northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 29 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Snow level 12600 feet. Mostly sunny, with a high near 60. West northwest wind 9 to 16 mph, with gusts as high as 24 mph.

    High: 60 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms after 3pm. Mostly sunny, with a high near 68. West wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 8pm. Snow level 14400 feet lowering to 13000 feet after midnight . Mostly clear, with a low around 47. Northwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 67. West wind 10 to 20 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 45. West northwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 29 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Snow level 12600 feet. Mostly sunny, with a high near 60. West northwest wind 9 to 16 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 46.
Friday
A 20 percent chance of showers and thunderstorms. Snow level 12800 feet. Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NNW Mackay ID
 44.11°N 113.66°W (Elev. 10600 ft)
Last Update:
11:30 am MDT Jul 13, 2025
Forecast Valid:
2pm MDT Jul 13, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation