Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

Arco (ARC)

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

NA

76°F

24°C

Humidity 19%
Wind Speed ENE 8 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Heat Index76°F (24°C)
Last update 12 Jul 11:50 PM MDT
Extended Forecast for

12 Miles NNW Mackay ID

  • Overnight

    Overnight: Mostly clear, with a low around 46. West northwest wind 10 to 14 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Snow level 13000 feet rising to 14500 feet in the afternoon. Sunny, with a high near 64. West southwest wind 8 to 10 mph.  Chance of precipitation is 20%.

    High: 64 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight.  Snow level 14500 feet lowering to 13600 feet after midnight . Partly cloudy, with a low around 47. Northwest wind 11 to 14 mph.

    Low: 47 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Snow level 13300 feet. Mostly sunny, with a high near 63. West wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 63 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. West northwest wind 13 to 17 mph, with gusts as high as 24 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Snow level 12700 feet. Mostly sunny, with a high near 61.

    High: 61 °F

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Wednesday Night

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

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 46. West northwest wind 10 to 14 mph.
Sunday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Snow level 13000 feet rising to 14500 feet in the afternoon. Sunny, with a high near 64. West southwest wind 8 to 10 mph. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of showers before midnight. Snow level 14500 feet lowering to 13600 feet after midnight . Partly cloudy, with a low around 47. Northwest wind 11 to 14 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Snow level 13300 feet. Mostly sunny, with a high near 63. West wind 10 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 46. West northwest wind 13 to 17 mph, with gusts as high as 24 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Snow level 12700 feet. Mostly sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 62.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNW Mackay ID
 44.06°N 113.68°W (Elev. 11001 ft)
11:31 pm MDT Jul 12, 2025
12am MDT Jul 13, 2025-6pm MDT Jul 19, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database