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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

rain,mist

37°F

3°C

Humidity 100%
Wind Speed NNW 10 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 37°F (3°C)
Visibility 2.50 mi
Wind Chill30°F (-1°C)
Last update 24 Dec 04:50 PM MST
Extended Forecast for

13 Miles NW Ketchum ID

Winter Storm Warning December 24, 05:10pm until December 25, 05:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning December 24, 05:10pm until December 25, 05:00pm

    NOW until 5:00pm Thu

    Winter Storm Warning

  • This Afternoon

    High: 29 °F

    Heavy Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Low around 24. South southwest wind 16 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    Low: 24 °F

    Heavy Snow

  • Christmas Day

    Christmas Day: Snow. The snow could be heavy at times. Temperature falling to around 18 by 4pm. South wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.

    High: 24 °F⇓

    Heavy Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Low around 18. Breezy, with a south wind 17 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 18 °F

    Heavy Snow
    and Breezy

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 23. Breezy, with a south southwest wind 23 to 28 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 23 °F

    Heavy Snow
    and Breezy

  • Friday Night

    Friday Night: Snow. Low around 7. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 7 °F

    Snow and
    Breezy

  • Saturday

    Saturday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 11. Breezy. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 11 °F

    Snow Likely
    and Breezy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -2.

    Low: -2 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. High near 29. South wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 10 to 16 inches possible.
Tonight
Snow. The snow could be heavy at times. Low around 24. South southwest wind 16 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Christmas Day
Snow. The snow could be heavy at times. Temperature falling to around 18 by 4pm. South wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Low around 18. Breezy, with a south wind 17 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Friday
Snow. The snow could be heavy at times. High near 23. Breezy, with a south southwest wind 23 to 28 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Friday Night
Snow. Low around 7. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Saturday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 11. Breezy. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Saturday Night
Partly cloudy, with a low around -2.
Sunday
Sunny, with a high near 16.
Sunday Night
Mostly clear, with a low around 6.
Monday
Sunny, with a high near 23.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Sunny, with a high near 29.
Tuesday Night
Mostly clear, with a low around 19.
Wednesday
Sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NW Ketchum ID
 43.85°N 114.51°W (Elev. 9728 ft)
Last Update:
4:31 pm MST Dec 24, 2025
Forecast Valid:
5pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
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