Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Mostly Cloudy

39°F

4°C

Humidity 86%
Wind Speed WNW 5 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 10 Dec 08:47 AM MST
Extended Forecast for

Arco ID

  • Today

    Today: Mostly sunny, with a high near 52. West southwest wind 13 to 17 mph, with gusts as high as 25 mph.

    High: 52 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. West northwest wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 51. Northwest wind 9 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29. West wind 6 to 10 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 48. Southwest wind 6 to 10 mph.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 52. West southwest wind 13 to 17 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 29. West northwest wind 11 to 14 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 51. Northwest wind 9 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 29. West wind 6 to 10 mph.
Friday
Mostly sunny, with a high near 48. Southwest wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 45.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 46. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Arco ID
 43.64°N 113.3°W (Elev. 6066 ft)
4:31 am MST Dec 10, 2025
9am MST Dec 10, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database