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

46°F

8°C

Humidity 45%
Wind Speed SW 11 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 28 Nov 12:47 PM MST
Extended Forecast for

Arco ID

  • This Afternoon

    This Afternoon: Isolated snow showers after 2pm. Partly sunny, with a high near 44. West northwest wind 9 to 11 mph. Chance of precipitation is 20%.

    High: 44 °F

    Isolated Snow
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 14. North wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.

    Low: 14 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 31. Light and variable wind becoming south southeast around 6 mph in the afternoon.

    High: 31 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 17. East southeast wind around 6 mph becoming north northeast in the evening.

    Low: 17 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 37. North wind around 7 mph.

    High: 37 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A 40 percent chance of snow. Partly sunny, with a high near 33.

    High: 33 °F

    Chance Snow

Detailed Forecast

This Afternoon
Isolated snow showers after 2pm. Partly sunny, with a high near 44. West northwest wind 9 to 11 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 14. North wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.
Saturday
Partly sunny, with a high near 31. Light and variable wind becoming south southeast around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 17. East southeast wind around 6 mph becoming north northeast in the evening.
Sunday
Mostly sunny, with a high near 37. North wind around 7 mph.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 32.
Monday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 17.
Tuesday
A 40 percent chance of snow. Partly sunny, with a high near 33.
Tuesday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 17.
Wednesday
Mostly sunny, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arco ID
 43.64°N 113.3°W (Elev. 6066 ft)
Last Update:
10:31 am MST Nov 28, 2025
Forecast Valid:
1pm MST Nov 28, 2025-6pm MST Dec 4, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation