Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

30°F

-1°C

Humidity 58%
Wind Speed W 21 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 17°F (-8°C)
Visibility 9.00 mi
Wind Chill17°F (-8°C)
Last update 16 Apr 12:55 PM MDT
Extended Forecast for

18 Miles NNW Mackay ID

  • This Afternoon

    This Afternoon: Snow showers likely. Some thunder is also possible.  Mostly cloudy and cold, with a high near 6. Wind chill values as low as -20. Blustery, with a west northwest wind 26 to 29 mph, with gusts as high as 38 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 6 °F

    Snow Showers
    Likely and
    Blustery

  • Tonight

    Tonight: A 20 percent chance of snow showers before 9pm.  Mostly cloudy, with a low around 0. Wind chill values as low as -26. Windy, with a north northwest wind 24 to 31 mph, with gusts as high as 38 mph.

    Low: 0 °F

    Slight Chance
    Snow Showers
    and Windy

  • Friday

    Friday: A 20 percent chance of snow showers after noon.  Mostly sunny, with a high near 14. Wind chill values as low as -22. Blustery, with a west northwest wind 20 to 23 mph, with gusts as high as 28 mph.

    High: 14 °F

    Mostly Sunny
    and Blustery
    then Slight
    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7. Wind chill values as low as -10. West northwest wind 14 to 21 mph, with gusts as high as 26 mph.

    Low: 7 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 26. South southwest wind 11 to 18 mph, with gusts as high as 25 mph.

    High: 26 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 17 °F

    Partly Cloudy

  • Sunday

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

    High: 33 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. Breezy.

    High: 39 °F

    Mostly Sunny
    then Sunny
    and Breezy

Detailed Forecast

This Afternoon
Snow showers likely. Some thunder is also possible. Mostly cloudy and cold, with a high near 6. Wind chill values as low as -20. Blustery, with a west northwest wind 26 to 29 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
A 20 percent chance of snow showers before 9pm. Mostly cloudy, with a low around 0. Wind chill values as low as -26. Windy, with a north northwest wind 24 to 31 mph, with gusts as high as 38 mph.
Friday
A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 14. Wind chill values as low as -22. Blustery, with a west northwest wind 20 to 23 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 7. Wind chill values as low as -10. West northwest wind 14 to 21 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 26. South southwest wind 11 to 18 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
Partly sunny, with a high near 33. Breezy.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 39. Breezy.
Monday Night
Partly cloudy, with a low around 28. Breezy.
Tuesday
A 20 percent chance of snow. Mostly sunny, with a high near 41. Breezy.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 28. Breezy.
Wednesday
Snow likely. Partly sunny, with a high near 31. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
12:30 pm MDT Apr 16, 2026
1pm MDT Apr 16, 2026-6pm MDT Apr 22, 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