Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

43°F

6°C

Humidity 48%
Wind Speed N 0 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 14 Apr 11:35 PM MDT
Extended Forecast for

7 Miles NNE Mackay ID

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 25. West wind around 18 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow showers, mainly after noon.  High near 28. Breezy, with a southwest wind 18 to 28 mph, with gusts as high as 39 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 28 °F

    Breezy.
    Chance Snow
    Showers then
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times.  Low around 11. Wind chill values as low as -6. Windy, with a southwest wind 24 to 30 mph, with gusts as high as 40 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 11 °F

    Heavy Snow
    and Windy

  • Thursday

    Thursday: Snow showers.  High near 16. Wind chill values as low as -9. Blustery, with a west northwest wind 22 to 25 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 16 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers, mainly before midnight.  Mostly cloudy, with a low around 6. Windy, with a north northwest wind 26 to 32 mph, with gusts as high as 41 mph.  New snow accumulation of 1 to 3 inches possible.

    Low: 6 °F

    Chance Snow
    Showers and
    Windy

  • Friday

    Friday: A 50 percent chance of snow showers after noon.  Partly sunny, with a high near 19. Blustery.  New snow accumulation of less than a half inch possible.

    High: 19 °F

    Blustery.
    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 10.

    Low: 10 °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
Mostly cloudy, with a steady temperature around 25. West wind around 18 mph, with gusts as high as 22 mph.
Wednesday
Snow showers, mainly after noon. High near 28. Breezy, with a southwest wind 18 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 11. Wind chill values as low as -6. Windy, with a southwest wind 24 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Thursday
Snow showers. High near 16. Wind chill values as low as -9. Blustery, with a west northwest wind 22 to 25 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 40 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 6. Windy, with a north northwest wind 26 to 32 mph, with gusts as high as 41 mph. New snow accumulation of 1 to 3 inches possible.
Friday
A 50 percent chance of snow showers after noon. Partly sunny, with a high near 19. Blustery. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 10.
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 26. Breezy.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 39. Breezy.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 27. Breezy.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 36. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 43.99°N 113.55°W (Elev. 9961 ft)
11:31 pm MDT Apr 14, 2026
11pm 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