Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Current conditions at

Arco (ARC)

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

NA

91°F

33°C

Humidity 20%
Wind Speed SW 21 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Heat Index87°F (31°C)
Last update 15 Jul 02:35 PM MDT
Extended Forecast for

6 Miles NE Mackay ID

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly before 4pm.  Snow level 13700 feet. Partly sunny, with a high near 63. West wind 18 to 20 mph, with gusts as high as 30 mph.

    High: 63 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 41. West wind 13 to 18 mph becoming north in the evening. Winds could gust as high as 26 mph.

    Low: 41 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 60. West wind 7 to 13 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 60 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. West wind 10 to 13 mph, with gusts as high as 18 mph.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. West wind 10 to 20 mph, with gusts as high as 28 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly before 4pm. Snow level 13700 feet. Partly sunny, with a high near 63. West wind 18 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 41. West wind 13 to 18 mph becoming north in the evening. Winds could gust as high as 26 mph.
Wednesday
Sunny, with a high near 60. West wind 7 to 13 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 44. West wind 10 to 13 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 65. West wind 10 to 20 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 49.
Friday
Mostly sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 63. Breezy.
Sunday Night
Mostly clear, with a low around 44. Breezy.
Monday
Sunny, with a high near 61. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NE Mackay ID
 43.97°N 113.51°W (Elev. 10600 ft)
1:32 pm MDT Jul 15, 2025
2pm MDT Jul 15, 2025-6pm MDT Jul 21, 2025
 
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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