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

Fire Weather Concerns and Severe Weather

Dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the northern and central High Plains through this weekend, where fuels remain largely receptive. Severe thunderstorms and heavy rainfall are possible from the Plains into the Upper Midwest, as well as in the Ohio Valley and portions of the Mid-Atlantic through this weekend. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Clear

66°F

19°C

Humidity 24%
Wind Speed WNW 5 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 13 Sep 04:52 PM MDT
Extended Forecast for

Arco ID

  • Tonight

    Tonight: Mostly clear, with a low around 35. Breezy, with a north northwest wind 17 to 22 mph becoming northwest 10 to 15 mph. Winds could gust as high as 38 mph.

    Low: 35 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Monday

    Monday: Sunny, with a high near 68. Northwest wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Southwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. Light and variable wind becoming south 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. Southwest wind 8 to 13 mph becoming light and variable. Winds could gust as high as 22 mph.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after midnight. Partly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Clear
    then Slight
    Chance Rain

  • Thursday

    Thursday: A slight chance of rain, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 35. Breezy, with a north northwest wind 17 to 22 mph becoming northwest 10 to 15 mph. Winds could gust as high as 38 mph.
Monday
Sunny, with a high near 68. Northwest wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 36. Southwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 74. Light and variable wind becoming south 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 42. Southwest wind 8 to 13 mph becoming light and variable. Winds could gust as high as 22 mph.
Wednesday
Sunny, with a high near 78.
Wednesday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 46.
Thursday
A slight chance of rain, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Chance of precipitation is 40%.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 43.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arco ID
 43.62°N 113.3°W (Elev. 5364 ft)
Last Update:
5:31 pm MDT Sep 13, 2026
Forecast Valid:
5pm MDT Sep 13, 2026-6pm MDT Sep 20, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation