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

Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

30°F

-1°C

Humidity 74%
Wind Speed NNW 5 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 14 Apr 07:47 AM MDT
Extended Forecast for

17 Miles ENE Sun Valley ID

  • Today

    Today: Mostly sunny, with a high near 23. Wind chill values as low as zero. Breezy, with a southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 23 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tonight

    Tonight: A 20 percent chance of snow after 5am. Increasing clouds, with a low around 18. Breezy, with a west wind 20 to 25 mph, with gusts as high as 34 mph.

    Low: 18 °F

    Partly Cloudy
    and Breezy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times. High near 22. Windy, with a southwest wind 21 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 22 °F

    Heavy Snow
    and Windy

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times. Low around 9. Wind chill values as low as -9. Windy, with a south southwest wind 26 to 36 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 9 °F

    Heavy Snow
    and Windy
    then Snow
    Likely and
    Breezy

  • Thursday

    Thursday: Snow, mainly after noon. High near 10. Windy, with a west wind 25 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 10 °F

    Chance Snow
    and Windy
    then Snow and
    Breezy

  • Thursday Night

    Thursday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 3. Windy. New snow accumulation of less than one inch possible.

    Low: 3 °F

    Windy. Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of snow after noon. Mostly sunny, with a high near 17. Blustery. Little or no snow accumulation expected.

    High: 17 °F

    Blustery.
    Mostly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7. Blustery.

    Low: 7 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 23.

    High: 23 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 23. Wind chill values as low as zero. Breezy, with a southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 33 mph.
Tonight
A 20 percent chance of snow after 5am. Increasing clouds, with a low around 18. Breezy, with a west wind 20 to 25 mph, with gusts as high as 34 mph.
Wednesday
Snow. The snow could be heavy at times. High near 22. Windy, with a southwest wind 21 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 9. Wind chill values as low as -9. Windy, with a south southwest wind 26 to 36 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow, mainly after noon. High near 10. Windy, with a west wind 25 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Thursday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 3. Windy. New snow accumulation of less than one inch possible.
Friday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 17. Blustery. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 7. Blustery.
Saturday
Sunny, with a high near 23.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
Mostly sunny, with a high near 29. Breezy.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 22. Breezy.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 31. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles ENE Sun Valley ID
 43.79°N 114.02°W (Elev. 11014 ft)
Last Update:
5:31 am MDT Apr 14, 2026
Forecast Valid:
8am MDT Apr 14, 2026-6pm MDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation