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

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.

Partly Cloudy

52°F

11°C

Humidity 37%
Wind Speed SSW 9 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 14 Apr 02:50 PM MDT
Extended Forecast for

16 Miles ENE Sun Valley ID

Winter Weather Advisory April 15, 12:00am until April 16, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Tonight

    Tonight: A 20 percent chance of snow showers after 5am.  Increasing clouds, with a low around 18. Breezy, with a west wind 16 to 23 mph, with gusts as high as 36 mph.

    Low: 18 °F

    Partly Cloudy
    and Breezy
    then Slight
    Chance Snow
    Showers

  • Wednesday

    Wednesday: Snow showers, mainly after 9am. The snow could be heavy at times.  High near 26. Wind chill values as low as zero. Breezy, with a southwest wind 16 to 26 mph, with gusts as high as 43 mph.  Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    High: 26 °F

    Heavy Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times.  Low around 10. Wind chill values as low as -8. Windy, with a southwest wind 21 to 30 mph, with gusts as high as 47 mph.  Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    Low: 10 °F

    Heavy Snow
    and Windy
    then Snow
    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: Snow showers.  High near 16. Wind chill values as low as -10. Blustery, with a west northwest wind 20 to 23 mph, with gusts as high as 38 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 16 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 5. Blustery, with a northwest wind 23 to 26 mph, with gusts as high as 41 mph.  New snow accumulation of around an inch possible.

    Low: 5 °F

    Blustery.
    Chance Snow
    Showers then
    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of snow showers after noon.  Partly sunny, with a high near 20. New snow accumulation of less than a half inch possible.

    High: 20 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 27.

    High: 27 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of snow showers after 5am. Increasing clouds, with a low around 18. Breezy, with a west wind 16 to 23 mph, with gusts as high as 36 mph.
Wednesday
Snow showers, mainly after 9am. The snow could be heavy at times. High near 26. Wind chill values as low as zero. Breezy, with a southwest wind 16 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 10. Wind chill values as low as -8. Windy, with a southwest wind 21 to 30 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Thursday
Snow showers. High near 16. Wind chill values as low as -10. Blustery, with a west northwest wind 20 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow showers before midnight. Mostly cloudy, with a low around 5. Blustery, with a northwest wind 23 to 26 mph, with gusts as high as 41 mph. New snow accumulation of around an inch possible.
Friday
A 50 percent chance of snow showers after noon. Partly sunny, with a high near 20. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 8.
Saturday
Sunny, with a high near 27.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 34. Breezy.
Sunday Night
A 20 percent chance of snow. Partly cloudy, with a low around 25. Breezy.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 37. Breezy.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24. Breezy.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 35. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles ENE Sun Valley ID
 43.77°N 114.02°W (Elev. 9820 ft)
1:20 pm MDT Apr 14, 2026
3pm MDT Apr 14, 2026-6pm MDT Apr 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database