Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Overcast

34°F

1°C

Humidity 80%
Wind Speed SSE 5 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 27 Dec 12:55 AM MST
Extended Forecast for

5 Miles ENE Sun Valley ID

Winter Storm Warning December 27, 01:10am until December 27, 05:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning December 27, 01:10am until December 27, 05:00am

    NOW until 5:00am Sat

    Winter Storm Warning

  • Overnight

    Low: 10 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow, mainly before 4pm.  Partly sunny, with a temperature rising to near 15 by 11am, then falling to around 10 during the remainder of the day. Wind chill values as low as -8. West wind 14 to 20 mph, with gusts as high as 25 mph.  New snow accumulation of less than a half inch possible.

    High: 15 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 0. Wind chill values as low as -19. North wind 13 to 15 mph, with gusts as high as 18 mph.

    Low: 0 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 17. Wind chill values as low as -16. North wind 5 to 10 mph becoming light and variable  in the morning.

    High: 17 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 6. Calm wind becoming north around 6 mph in the evening.

    Low: 6 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 25.

    High: 25 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

Detailed Forecast

Overnight
A 50 percent chance of snow. Mostly cloudy, with a low around 10. Wind chill values as low as -1. Southwest wind around 21 mph, with gusts as high as 26 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
A 40 percent chance of snow, mainly before 4pm. Partly sunny, with a temperature rising to near 15 by 11am, then falling to around 10 during the remainder of the day. Wind chill values as low as -8. West wind 14 to 20 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 0. Wind chill values as low as -19. North wind 13 to 15 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 17. Wind chill values as low as -16. North wind 5 to 10 mph becoming light and variable in the morning.
Sunday Night
Clear, with a low around 6. Calm wind becoming north around 6 mph in the evening.
Monday
Sunny, with a high near 25.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Mostly sunny, with a high near 30.
Tuesday Night
Partly cloudy, with a low around 17.
Wednesday
Mostly sunny, with a high near 33.
Wednesday Night
Partly cloudy, with a low around 20.
New Year's Day
Partly sunny, with a high near 32.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 28.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Sun Valley ID
 43.72°N 114.25°W (Elev. 9124 ft)
10:31 pm MST Dec 26, 2025
1am MST Dec 27, 2025-6pm MST Jan 2, 2026
 
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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