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.

Mostly Cloudy

46°F

8°C

Humidity 49%
Wind Speed SSW 10 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 Apr 07:55 AM MDT
Extended Forecast for

18 Miles NW Mackay ID

  • Today

    Today: A chance of rain and snow showers between 9am and noon, then rain showers.  High near 47. East southeast wind 7 to 12 mph becoming southwest 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then Showers

  • Tonight

    Tonight: Rain, possibly mixed with snow showers, becoming all snow after 10pm. Some thunder is also possible.  Low around 24. Southwest wind 8 to 18 mph becoming north northwest after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers.  High near 31. Northwest wind 9 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before midnight.  Patchy blowing snow before 9pm. Mostly cloudy, with a low around 16. North northwest wind 9 to 17 mph, with gusts as high as 25 mph.

    Low: 16 °F

    Slight Chance
    Snow Showers
    and Patchy
    Blowing Snow

  • Friday

    Friday: A 20 percent chance of snow showers after noon.  Mostly sunny, with a high near 35. North northwest wind 7 to 10 mph.

    High: 35 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of rain and snow showers between 9am and noon, then rain showers. High near 47. East southeast wind 7 to 12 mph becoming southwest 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Rain, possibly mixed with snow showers, becoming all snow after 10pm. Some thunder is also possible. Low around 24. Southwest wind 8 to 18 mph becoming north northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Snow showers. High near 31. Northwest wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday Night
A 20 percent chance of snow showers before midnight. Patchy blowing snow before 9pm. Mostly cloudy, with a low around 16. North northwest wind 9 to 17 mph, with gusts as high as 25 mph.
Friday
A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 35. North northwest wind 7 to 10 mph.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 61. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NW Mackay ID
 44.09°N 113.9°W (Elev. 6276 ft)
5:31 am MDT Apr 15, 2026
8am 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