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.

Overcast

43°F

6°C

Humidity 56%
Wind Speed S 6 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 15 Apr 06:05 AM MDT
Extended Forecast for

9 Miles N Mackay ID

  • Today

    Today: Snow showers likely, mainly after noon.  Mostly cloudy, with a high near 25. Windy, with a southwest wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 43 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 25 °F

    Snow Showers
    Likely and
    Windy

  • Tonight

    Tonight: Snow showers, mainly before 3am. The snow could be heavy at times. Some thunder is also possible.  Low around 8. Wind chill values as low as -10. Windy, with a southwest wind 22 to 31 mph, with gusts as high as 44 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 8 °F

    Heavy Snow
    and Windy

  • Thursday

    Thursday: Snow showers.  High near 12. Wind chill values as low as -14. Blustery, with a west northwest wind 22 to 25 mph, with gusts as high as 36 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 12 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 6. Wind chill values as low as -17. Windy, with a northwest wind 29 to 31 mph, with gusts as high as 41 mph.  New snow accumulation of 1 to 2 inches possible.

    Low: 6 °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 17. Blustery, with a north northwest wind 21 to 25 mph, with gusts as high as 32 mph.  Little or no snow accumulation expected.

    High: 17 °F

    Blustery.
    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

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

    Low: 10 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 27.

    High: 27 °F

    Sunny

  • Saturday Night

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

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

Today
Snow showers likely, mainly after noon. Mostly cloudy, with a high near 25. Windy, with a southwest wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers, mainly before 3am. The snow could be heavy at times. Some thunder is also possible. Low around 8. Wind chill values as low as -10. Windy, with a southwest wind 22 to 31 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers. High near 12. Wind chill values as low as -14. Blustery, with a west northwest wind 22 to 25 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 40 percent chance of snow showers before midnight. Mostly cloudy, with a low around 6. Wind chill values as low as -17. Windy, with a northwest wind 29 to 31 mph, with gusts as high as 41 mph. New snow accumulation of 1 to 2 inches possible.
Friday
A 40 percent chance of snow showers after noon. Mostly sunny, with a high near 17. Blustery, with a north northwest wind 21 to 25 mph, with gusts as high as 32 mph. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 10. Blustery.
Saturday
Sunny, with a high near 27.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 25.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 41.
Monday Night
A 20 percent chance of snow. Partly cloudy, with a low around 28.
Tuesday
A 30 percent chance of snow. Partly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles N Mackay ID
 44.05°N 113.62°W (Elev. 11401 ft)
5:31 am MDT Apr 15, 2026
6am 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