Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

46°F

8°C

Humidity 42%
Wind Speed E 4 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 14 Apr 08:47 PM MDT
Extended Forecast for

15 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 3am.  Increasing clouds, with a low around 21. Southwest wind 16 to 18 mph, with gusts as high as 23 mph.

    Low: 21 °F

    Partly Cloudy
    then Slight
    Chance Snow
    Showers

  • Wednesday

    Wednesday: Snow showers, mainly after 9am. The snow could be heavy at times.  High near 28. Breezy, with a south southwest wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 40 mph.  Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 28 °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 -7. Windy, with a southwest wind 28 to 33 mph becoming west 21 to 26 mph after midnight. Winds could gust as high as 45 mph.  Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Low: 10 °F

    Heavy Snow
    and Windy
    then Snow
    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: Snow showers.  High near 17. Wind chill values as low as -10. Blustery, with a west northwest wind 18 to 23 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 17 °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 24 to 29 mph, with gusts as high as 39 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 21. New snow accumulation of less than a half inch possible.

    High: 21 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of snow showers after 3am. Increasing clouds, with a low around 21. Southwest wind 16 to 18 mph, with gusts as high as 23 mph.
Wednesday
Snow showers, mainly after 9am. The snow could be heavy at times. High near 28. Breezy, with a south southwest wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 10. Wind chill values as low as -7. Windy, with a southwest wind 28 to 33 mph becoming west 21 to 26 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Thursday
Snow showers. High near 17. Wind chill values as low as -10. Blustery, with a west northwest wind 18 to 23 mph, with gusts as high as 33 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 24 to 29 mph, with gusts as high as 39 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 21. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 10.
Saturday
Sunny, with a high near 29.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 36. Breezy.
Sunday Night
Partly cloudy, with a low around 27. Breezy.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 39. Breezy.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 26. Breezy.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 36. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ENE Sun Valley ID
 43.81°N 114.08°W (Elev. 9734 ft)
5:31 pm MDT Apr 14, 2026
9pm MDT Apr 14, 2026-6pm MDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database