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

48°F

9°C

Humidity 42%
Wind Speed S 13 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 15 Apr 10:05 AM MDT
Extended Forecast for

11 Miles NNW Mackay ID

  • Today

    Today: Snow showers, mainly after noon.  High near 24. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 39 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

    High: 24 °F

    Chance Snow
    Showers and
    Breezy then
    Snow Showers
    and Windy

  • Tonight

    Tonight: Snow showers, mainly before 3am. Some thunder is also possible.  Low around 8. Wind chill values as low as -10. Windy, with a southwest wind 23 to 33 mph becoming northwest after midnight. Winds could gust as high as 41 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 8 °F

    Snow Showers
    and Windy

  • Thursday

    Thursday: Snow showers.  High near 9. Wind chill values as low as -14. Blustery, with a west northwest wind 23 to 26 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 9 °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 38 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 14. Blustery, with a north northwest wind 21 to 24 mph, with gusts as high as 29 mph.  Little or no snow accumulation expected.

    High: 14 °F

    Blustery.
    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

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

    Low: 9 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 33. Breezy.

    High: 33 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
Snow showers, mainly after noon. High near 24. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow showers, mainly before 3am. Some thunder is also possible. Low around 8. Wind chill values as low as -10. Windy, with a southwest wind 23 to 33 mph becoming northwest after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers. High near 9. Wind chill values as low as -14. Blustery, with a west northwest wind 23 to 26 mph, with gusts as high as 34 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 38 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 14. Blustery, with a north northwest wind 21 to 24 mph, with gusts as high as 29 mph. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 9. Blustery.
Saturday
Sunny, with a high near 26.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 33. Breezy.
Sunday Night
Partly cloudy, with a low around 25. Breezy.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 38. Breezy.
Monday Night
A 20 percent chance of snow. Partly cloudy, with a low around 27. Breezy.
Tuesday
A 30 percent chance of snow. Partly sunny, with a high near 40. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Mackay ID
 44.06°N 113.71°W (Elev. 10755 ft)
5:31 am MDT Apr 15, 2026
10am MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database