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

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.

Rain

37°F

3°C

Humidity 93%
Wind Speed ESE 11 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 36°F (2°C)
Visibility 6.00 mi
Wind Chill29°F (-2°C)
Last update 13 Apr 12:50 PM MDT
Extended Forecast for

20 Miles W Lost River ID

  • This Afternoon

    This Afternoon: Snow showers, mainly before 3pm. The snow could be heavy at times. High near 32. Southwest wind 15 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 4 to 8 inches possible.

    High: 32 °F

    Heavy Snow

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 18. West wind 8 to 14 mph becoming north after midnight. Winds could gust as high as 23 mph. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. West northwest wind 7 to 12 mph becoming west southwest 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. West southwest wind 11 to 18 mph, with gusts as high as 29 mph.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow showers. High near 34. Breezy, with a southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow Showers
    Likely then
    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times. Low around 15. Breezy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 15 °F

    Heavy Snow
    and Breezy
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers. High near 23. Breezy. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 23 °F

    Snow Showers
    and Breezy

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 9. Blustery.

    Low: 9 °F

    Blustery.
    Chance Snow
    then Slight
    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow after noon. Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny
    then Chance
    Snow

Detailed Forecast

This Afternoon
Snow showers, mainly before 3pm. The snow could be heavy at times. High near 32. Southwest wind 15 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 4 to 8 inches possible.
Tonight
A 30 percent chance of snow showers, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 18. West wind 8 to 14 mph becoming north after midnight. Winds could gust as high as 23 mph. New snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 36. West northwest wind 7 to 12 mph becoming west southwest 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Tuesday Night
Partly cloudy, with a low around 22. West southwest wind 11 to 18 mph, with gusts as high as 29 mph.
Wednesday
Snow showers. High near 34. Breezy, with a southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 15. Breezy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow showers. High near 23. Breezy. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 9. Blustery.
Friday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 30.
Friday Night
Partly cloudy, with a low around 11.
Saturday
Sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles W Lost River ID
 43.69°N 113.94°W (Elev. 9373 ft)
Last Update:
12:31 pm MDT Apr 13, 2026
Forecast Valid:
1pm MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation