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.

Partly Cloudy

43°F

6°C

Humidity 50%
Wind Speed S 4 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 Apr 03:55 AM MDT
Extended Forecast for

12 Miles NNE Mackay ID

  • Today

    Today: Snow showers likely, mainly after noon.  Partly sunny, with a high near 32. Windy, with a southwest wind 17 to 22 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.

    High: 32 °F

    Snow Showers
    Likely and
    Windy

  • Tonight

    Tonight: Snow showers, mainly before 3am. Some thunder is also possible.  Low around 13. Wind chill values as low as -3. Windy, with a southwest wind 26 to 31 mph becoming west northwest 20 to 25 mph after midnight. Winds could gust as high as 46 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 13 °F

    Snow Showers
    and Windy

  • Thursday

    Thursday: Snow showers.  High near 16. Wind chill values as low as -5. Blustery, with a west northwest wind 20 to 24 mph, with gusts as high as 37 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 40 percent chance of snow showers before midnight.  Partly cloudy, with a low around 10. Wind chill values as low as -12. Windy, with a north northwest wind 28 to 31 mph, with gusts as high as 44 mph.  New snow accumulation of less than one inch possible.

    Low: 10 °F

    Windy. Chance
    Snow Showers
    then Partly
    Cloudy

  • Friday

    Friday: A 40 percent chance of snow showers after noon.  Mostly sunny, with a high near 21. Blustery, with a north northwest wind 18 to 24 mph, with gusts as high as 32 mph.  Little or no snow accumulation expected.

    High: 21 °F

    Mostly Sunny
    and Blustery
    then Chance
    Snow Showers

  • Friday Night

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

    Low: 13 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

Today
Snow showers likely, mainly after noon. Partly sunny, with a high near 32. Windy, with a southwest wind 17 to 22 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow showers, mainly before 3am. Some thunder is also possible. Low around 13. Wind chill values as low as -3. Windy, with a southwest wind 26 to 31 mph becoming west northwest 20 to 25 mph after midnight. Winds could gust as high as 46 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers. High near 16. Wind chill values as low as -5. Blustery, with a west northwest wind 20 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow showers before midnight. Partly cloudy, with a low around 10. Wind chill values as low as -12. Windy, with a north northwest wind 28 to 31 mph, with gusts as high as 44 mph. New snow accumulation of less than one inch possible.
Friday
A 40 percent chance of snow showers after noon. Mostly sunny, with a high near 21. Blustery, with a north northwest wind 18 to 24 mph, with gusts as high as 32 mph. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 29.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 44. Breezy.
Monday Night
A 20 percent chance of snow. Partly cloudy, with a low around 32.
Tuesday
A 30 percent chance of snow. Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Mackay ID
 44.08°N 113.53°W (Elev. 9600 ft)
2:26 am MDT Apr 15, 2026
4am MDT Apr 15, 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