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

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Overcast

36°F

2°C

Humidity 80%
Wind Speed SE 8 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 30°F (-1°C)
Visibility 1.50 mi
Wind Chill30°F (-1°C)
Last update 13 Apr 10:21 AM MDT
Extended Forecast for

18 Miles ENE Sun Valley ID

  • Today

    Today: Snow showers, mainly before 3pm. The snow could be heavy at times.  High near 25. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 38 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 25 °F

    Heavy Snow
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 15. Northwest wind 8 to 16 mph, with gusts as high as 26 mph.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 30. West southwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 30 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers after midnight.  Partly cloudy, with a low around 21. Breezy, with a west wind 14 to 22 mph, with gusts as high as 34 mph.

    Low: 21 °F

    Partly Cloudy
    and Breezy
    then Slight
    Chance Snow
    Showers

  • Wednesday

    Wednesday: Snow showers.  High near 25. Breezy, with a southwest wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 45 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 25 °F

    Snow Showers
    Likely then
    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times.  Low around 14. Breezy.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 14 °F

    Heavy Snow
    and Breezy

  • Thursday

    Thursday: Snow showers.  High near 15. Blustery.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 15 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: A 40 percent chance of snow before midnight.  Mostly cloudy, with a low around 6. Windy.

    Low: 6 °F

    Chance Snow
    and Windy
    then Partly
    Cloudy and
    Blustery

  • Friday

    Friday: A 20 percent chance of snow after noon.  Mostly sunny, with a high near 19.

    High: 19 °F

    Mostly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Today
Snow showers, mainly before 3pm. The snow could be heavy at times. High near 25. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Partly cloudy, with a low around 15. Northwest wind 8 to 16 mph, with gusts as high as 26 mph.
Tuesday
Sunny, with a high near 30. West southwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Tuesday Night
A 20 percent chance of snow showers after midnight. Partly cloudy, with a low around 21. Breezy, with a west wind 14 to 22 mph, with gusts as high as 34 mph.
Wednesday
Snow showers. High near 25. Breezy, with a southwest wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 14. Breezy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow showers. High near 15. Blustery. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 6. Windy.
Friday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 19.
Friday Night
Partly cloudy, with a low around 9. Blustery.
Saturday
Sunny, with a high near 27.
Saturday Night
Partly cloudy, with a low around 19. Breezy.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 33. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles ENE Sun Valley ID
 43.81°N 114.02°W (Elev. 9849 ft)
5:31 am MDT Apr 13, 2026
10am MDT Apr 13, 2026-6pm MDT Apr 19, 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