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

2 Miles NNW 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 30 percent chance of snow showers, mainly after 3am.  Increasing clouds, with a low around 28. West wind 5 to 9 mph becoming north in the evening.  Little or no snow accumulation expected.

    Low: 28 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: A chance of snow showers before 9am, then snow showers, possibly mixed with rain between 9am and 1pm, then rain showers after 1pm.  Patchy fog before 7am. Snow level rising to 7100 feet in the afternoon. High near 48. South wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 48 °F

    Rain/Snow and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Rain showers before 10pm, then rain and snow showers between 10pm and midnight, then a chance of snow showers after midnight.  Low around 25. South southwest wind 6 to 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain/Snow
    then Chance
    Snow Showers

  • Thursday

    Thursday: Snow showers.  High near 38. Northwest wind 6 to 9 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 38 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before midnight.  Partly cloudy, with a low around 22. North wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Friday

    Friday: A 40 percent chance of snow showers after noon.  Mostly sunny, with a high near 42. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Sunny then
    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow showers, mainly after 3am. Increasing clouds, with a low around 28. West wind 5 to 9 mph becoming north in the evening. Little or no snow accumulation expected.
Wednesday
A chance of snow showers before 9am, then snow showers, possibly mixed with rain between 9am and 1pm, then rain showers after 1pm. Patchy fog before 7am. Snow level rising to 7100 feet in the afternoon. High near 48. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain showers before 10pm, then rain and snow showers between 10pm and midnight, then a chance of snow showers after midnight. Low around 25. South southwest wind 6 to 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday
Snow showers. High near 38. Northwest wind 6 to 9 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Thursday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 22. North wind 7 to 10 mph, with gusts as high as 20 mph.
Friday
A 40 percent chance of snow showers after noon. Mostly sunny, with a high near 42. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
A chance of rain and snow. Snow level 6900 feet rising to 7500 feet in the afternoon. Partly sunny, with a high near 61. Chance of precipitation is 30%.
Monday Night
A chance of rain and snow. Snow level 7700 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow. Snow level 6600 feet. Partly sunny, with a high near 58. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Sun Valley ID
 43.71°N 114.34°W (Elev. 6004 ft)
1:20 pm MDT Apr 14, 2026
3pm 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