Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super 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 the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Mostly Cloudy

39°F

4°C

Humidity 64%
Wind Speed NW 5 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 13 Apr 10:05 PM MDT
Extended Forecast for

16 Miles NW Mackay ID

  • Tonight

    Tonight: A 20 percent chance of snow showers before midnight.  Partly cloudy, with a steady temperature around 21. North northwest wind 10 to 14 mph.

    Low: 21 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. Northwest wind 9 to 18 mph becoming southwest in the morning. Winds could gust as high as 23 mph.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. West wind 14 to 18 mph, with gusts as high as 23 mph.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow showers, mainly after noon.  High near 28. Breezy, with a southwest wind 16 to 24 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 28 °F

    Chance Snow
    Showers then
    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times.  Low around 12. Breezy, with a southwest wind 22 to 26 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 12 °F

    Heavy Snow
    and Breezy

  • Thursday

    Thursday: Snow showers.  High near 15. Blustery.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 15 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: A 40 percent chance of snow before midnight.  Mostly cloudy, with a low around 10. Windy.  New snow accumulation of 1 to 2 inches possible.

    Low: 10 °F

    Windy. Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after noon.  Mostly sunny, with a high near 20. Blustery.

    High: 20 °F

    Blustery.
    Partly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of snow showers before midnight. Partly cloudy, with a steady temperature around 21. North northwest wind 10 to 14 mph.
Tuesday
Mostly sunny, with a high near 30. Northwest wind 9 to 18 mph becoming southwest in the morning. Winds could gust as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 22. West wind 14 to 18 mph, with gusts as high as 23 mph.
Wednesday
Snow showers, mainly after noon. High near 28. Breezy, with a southwest wind 16 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 12. Breezy, with a southwest wind 22 to 26 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Thursday
Snow showers. High near 15. Blustery. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 10. Windy. New snow accumulation of 1 to 2 inches possible.
Friday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 20. Blustery.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Sunny, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 33. Breezy.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 25. Breezy.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NW Mackay ID
 44.09°N 113.81°W (Elev. 10318 ft)
5:31 pm MDT Apr 13, 2026
10pm MDT Apr 13, 2026-6pm MDT Apr 20, 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