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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Partly Cloudy

N/A

Humidity NA
Wind Speed SE 16 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update NA
Extended Forecast for

14 Miles N Sun Valley ID

Winter Weather Advisory until April 23, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until April 23, 06:00am

    NOW until 6:00am Thu

    Winter Weather Advisory

  • Overnight

    Low: 25 °F

    Heavy Snow
    and Breezy

  • Wednesday

    Wednesday: Snow before noon, then snow showers likely between noon and 3pm, then a chance of snow after 3pm. The snow could be heavy at times. Some thunder is also possible. High near 29. Windy, with a west wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 29 °F

    Heavy Snow
    and Windy

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. Breezy, with a west wind 22 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Snow Likely
    and Breezy
    then Chance
    Snow and
    Blustery

  • Thursday

    Thursday: Snow likely, mainly after noon. Partly sunny, with a high near 29. Blustery, with a west wind 22 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 29 °F

    Blustery.
    Chance Snow
    then Snow
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 13. Blustery, with a northwest wind 17 to 26 mph, with gusts as high as 38 mph. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Chance Snow
    and Blustery

  • Friday

    Friday: A 40 percent chance of snow. Partly sunny, with a high near 26. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow before midnight. Partly cloudy, with a low around 15. Little or no snow accumulation expected.

    Low: 15 °F

    Chance Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow. Partly sunny, with a high near 33.

    High: 33 °F

    Chance Snow

Detailed Forecast

Overnight
Snow showers likely after 2am. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a low around 25. Breezy, with a south wind 21 to 26 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.
Wednesday
Snow before noon, then snow showers likely between noon and 3pm, then a chance of snow after 3pm. The snow could be heavy at times. Some thunder is also possible. High near 29. Windy, with a west wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Snow likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. Breezy, with a west wind 22 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely, mainly after noon. Partly sunny, with a high near 29. Blustery, with a west wind 22 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 13. Blustery, with a northwest wind 17 to 26 mph, with gusts as high as 38 mph. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 26. New snow accumulation of less than a half inch possible.
Friday Night
A 30 percent chance of snow before midnight. Partly cloudy, with a low around 15. Little or no snow accumulation expected.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 33.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Partly cloudy, with a low around 19.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 33.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 33.
Monday Night
A 20 percent chance of snow. Partly cloudy, with a low around 20.
Tuesday
A 30 percent chance of snow. Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles N Sun Valley ID
 43.87°N 114.28°W (Elev. 10069 ft)
Last Update:
12:31 am MDT Apr 22, 2026
Forecast Valid:
1am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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