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

Winter Weather Brings Dangerous Travel Conditions Across the Northern U.S.

Heavy lake effect snow will persist downwind of the Great Lakes through early Saturday. Snow squalls with heavy snow and gusty winds will create dangerous travel in the Interior Northeast due to low visibility and slippery roads. A major winter storm will bring moderate to heavy, accumulating snow and gusty winds from the eastern Plains to the western Great Lakes today through Saturday. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Partly Cloudy

48°F

9°C

Humidity 42%
Wind Speed NW 13 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 28 Nov 03:57 PM MST
Extended Forecast for

Arco ID

  • Tonight

    Tonight: Partly cloudy, with a low around 14. North wind 5 to 14 mph, with gusts as high as 20 mph.

    Low: 14 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 30. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 30 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. East wind around 6 mph becoming north northeast after midnight.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 36. North wind around 6 mph.

    High: 36 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 13. Northwest wind around 7 mph.

    Low: 13 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A 40 percent chance of snow. Partly sunny, with a high near 32.

    High: 32 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 14. North wind 5 to 14 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 30. Calm wind becoming south southeast around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 18. East wind around 6 mph becoming north northeast after midnight.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 36. North wind around 6 mph.
Sunday Night
Mostly clear, with a low around 13. Northwest wind around 7 mph.
Monday
Mostly sunny, with a high near 31.
Monday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 15.
Tuesday
A 40 percent chance of snow. Partly sunny, with a high near 32.
Tuesday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 15.
Wednesday
Mostly sunny, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 14.
Thursday
Partly sunny, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 16.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near 36.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arco ID
 43.64°N 113.3°W (Elev. 6066 ft)
Last Update:
4:31 pm MST Nov 28, 2025
Forecast Valid:
4pm MST Nov 28, 2025-6pm MST Dec 5, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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