Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

34°F

1°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 08 Dec 11:47 AM MST
Extended Forecast for

13 Miles N Sun Valley ID

  • This Afternoon

    This Afternoon: A 20 percent chance of snow after 4pm.  Partly sunny, with a high near 26. West southwest wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 26 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Snow likely, mainly after 4am.  Mostly cloudy, with a temperature rising to around 28 by 3am. Breezy, with a west southwest wind 17 to 26 mph, with gusts as high as 36 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow Likely
    and Breezy

  • Tuesday

    Tuesday: Snow likely.  Mostly cloudy, with a high near 30. Breezy, with a west wind 17 to 26 mph, with gusts as high as 37 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow Likely
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow.  Low around 27. Breezy, with a west wind 14 to 19 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 36 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 32. Breezy, with a west wind 20 to 26 mph, with gusts as high as 38 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Snow Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 27. Breezy.  New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow
    and Breezy

  • Thursday

    Thursday: A 20 percent chance of snow before 11am.  Mostly sunny, with a high near 32.

    High: 32 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

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

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of snow after 4pm. Partly sunny, with a high near 26. West southwest wind 11 to 14 mph, with gusts as high as 22 mph.
Tonight
Snow likely, mainly after 4am. Mostly cloudy, with a temperature rising to around 28 by 3am. Breezy, with a west southwest wind 17 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely. Mostly cloudy, with a high near 30. Breezy, with a west wind 17 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday Night
Snow. Low around 27. Breezy, with a west wind 14 to 19 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 32. Breezy, with a west wind 20 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 27. Breezy. New snow accumulation of less than a half inch possible.
Thursday
A 20 percent chance of snow before 11am. Mostly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 23.
Friday
Mostly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles N Sun Valley ID
 43.87°N 114.28°W (Elev. 10069 ft)
10:31 am MST Dec 8, 2025
12pm MST Dec 8, 2025-6pm MST Dec 14, 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