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

Challis - Challis Airport (KLLJ)

Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.

Mostly Cloudy

48°F

9°C

Humidity 36%
Wind Speed N 0 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 14 Apr 12:20 PM MDT
Extended Forecast for

22 Miles NNW Mackay ID

  • This Afternoon

    This Afternoon: Sunny, with a high near 31. Breezy, with a west southwest wind 17 to 24 mph, with gusts as high as 32 mph.

    High: 31 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 33 mph.

    Low: 23 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Snow showers.  High near 29. Windy, with a southwest wind 22 to 32 mph, with gusts as high as 45 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 29 °F

    Windy. Chance
    Snow Showers
    then Snow
    Showers

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times.  Low around 10. Wind chill values as low as -9. Windy, with a southwest wind 26 to 33 mph, with gusts as high as 45 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 10 °F

    Heavy Snow
    and Windy

  • Thursday

    Thursday: Snow showers.  High near 16. Blustery, with a west wind 24 to 29 mph, with gusts as high as 39 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 30 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 6. Windy.  New snow accumulation of less than one inch possible.

    Low: 6 °F

    Windy. Chance
    Snow Showers
    then Mostly
    Cloudy

  • Friday

    Friday: Snow showers likely after noon.  Partly sunny, with a high near 21. Blustery.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 21 °F

    Blustery.
    Mostly Sunny
    then Snow
    Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 30.

    High: 30 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 31. Breezy, with a west southwest wind 17 to 24 mph, with gusts as high as 32 mph.
Tonight
Partly cloudy, with a low around 23. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 33 mph.
Wednesday
Snow showers. High near 29. Windy, with a southwest wind 22 to 32 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 10. Wind chill values as low as -9. Windy, with a southwest wind 26 to 33 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Thursday
Snow showers. High near 16. Blustery, with a west wind 24 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 6. Windy. New snow accumulation of less than one inch possible.
Friday
Snow showers likely after noon. Partly sunny, with a high near 21. Blustery. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 12.
Saturday
Sunny, with a high near 30.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 36. Breezy.
Sunday Night
Partly cloudy, with a low around 29. Breezy.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 40. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.21°N 113.77°W (Elev. 10039 ft)
12:31 pm MDT Apr 14, 2026
12pm MDT Apr 14, 2026-6pm MDT Apr 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database