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.

Clear

55°F

13°C

Humidity 24%
Wind Speed W 17 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 14 Apr 03:35 PM MDT
Extended Forecast for

22 Miles NNW Mackay ID

  • Tonight

    Tonight: Increasing clouds, with a low around 20. Breezy, with a west southwest wind 16 to 22 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Snow showers.  High near 27. Breezy, with a southwest wind 18 to 26 mph, with gusts as high as 41 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 27 °F

    Breezy. Snow
    Showers
    Likely then
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times.  Low around 9. Wind chill values as low as -8. Breezy, with a southwest wind 21 to 26 mph, with gusts as high as 40 mph.  Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Low: 9 °F

    Heavy Snow
    and Breezy

  • Thursday

    Thursday: Snow showers.  High near 13. Wind chill values as low as -11. Blustery, with a west wind 18 to 24 mph, with gusts as high as 36 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 13 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 4. Blustery, with a northwest wind 22 to 26 mph, with gusts as high as 37 mph.  New snow accumulation of around an inch possible.

    Low: 4 °F

    Blustery.
    Chance Snow
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Snow showers likely after noon.  Partly sunny, with a high near 18. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 18 °F

    Mostly Sunny
    then Snow
    Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 20. Breezy, with a west southwest wind 16 to 22 mph, with gusts as high as 30 mph.
Wednesday
Snow showers. High near 27. Breezy, with a southwest wind 18 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 9. Wind chill values as low as -8. Breezy, with a southwest wind 21 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Thursday
Snow showers. High near 13. Wind chill values as low as -11. Blustery, with a west wind 18 to 24 mph, with gusts as high as 36 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 4. Blustery, with a northwest wind 22 to 26 mph, with gusts as high as 37 mph. New snow accumulation of around an inch possible.
Friday
Snow showers likely after noon. Partly sunny, with a high near 18. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 9.
Saturday
Sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 34. Breezy.
Sunday Night
Partly cloudy, with a low around 25. Breezy.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 38. Breezy.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 25. Breezy.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.18°N 113.79°W (Elev. 10712 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

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database