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

31°C

87°F

Humidity 23%
Wind Speed SW 9 MPH
Barometer NA
Dewpoint 7°C (45°F)
Visibility NA
Heat Index29°C (84°F)
Last update 12 Jul 07:20 PM MDT
Extended Forecast for

14 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 8. North northwest wind 13 to 16 km/h becoming west after midnight.

    Low: 8 °C

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 20. West wind 11 to 16 km/h. Chance of precipitation is 20%.

    High: 20 °C

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 9. West northwest wind 16 to 18 km/h.

    Low: 9 °C

    Slight Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 19. West wind 14 to 23 km/h, with gusts as high as 32 km/h.

    High: 19 °C

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 8. West northwest wind 16 to 26 km/h, with gusts as high as 37 km/h.

    Low: 8 °C

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 18.

    High: 18 °C

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 6.

    Low: 6 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 17.

    High: 17 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 6.

    Low: 6 °C

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 8. North northwest wind 13 to 16 km/h becoming west after midnight.
Sunday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 20. West wind 11 to 16 km/h. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 9. West northwest wind 16 to 18 km/h.
Monday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 19. West wind 14 to 23 km/h, with gusts as high as 32 km/h.
Monday Night
Mostly clear, with a low around 8. West northwest wind 16 to 26 km/h, with gusts as high as 37 km/h.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 18.
Tuesday Night
Mostly clear, with a low around 6.
Wednesday
Sunny, with a high near 17.
Wednesday Night
Mostly clear, with a low around 6.
Thursday
Sunny, with a high near 18.
Thursday Night
Mostly clear, with a low around 7.
Friday
Mostly sunny, with a high near 18.
Friday Night
Mostly clear, with a low around 7.
Saturday
Sunny, with a high near 19.
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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 m)
Last Update:
5:31 pm MDT Jul 12, 2025
Forecast Valid:
7pm MDT Jul 12, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation