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.

Clear

45°F

7°C

Humidity 39%
Wind Speed N 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 14 Apr 10:55 PM MDT
Extended Forecast for

15 Miles ESE Challis ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Southwest wind around 17 mph, with gusts as high as 24 mph.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow showers likely, mainly after 2pm.  Mostly cloudy, with a high near 35. Breezy, with a southwest wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 43 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Breezy.
    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times.  Low around 14. Wind chill values as low as -1. Breezy, with a west wind 20 to 26 mph, with gusts as high as 39 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 14 °F

    Breezy. Heavy
    Snow then
    Snow Showers
    Likely

  • Thursday

    Thursday: Snow showers.  High near 20. Wind chill values as low as -4. Blustery, with a west wind 17 to 26 mph, with gusts as high as 37 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 20 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 11. Blustery, with a north northwest wind 17 to 26 mph, with gusts as high as 37 mph.

    Low: 11 °F

    Slight Chance
    Snow Showers
    and Blustery
    then Mostly
    Cloudy

  • Friday

    Friday: A 40 percent chance of snow showers after noon.  Partly sunny, with a high near 26. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

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

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 37.

    High: 37 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Southwest wind around 17 mph, with gusts as high as 24 mph.
Wednesday
Snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 35. Breezy, with a southwest wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 14. Wind chill values as low as -1. Breezy, with a west wind 20 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow showers. High near 20. Wind chill values as low as -4. Blustery, with a west wind 17 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 11. Blustery, with a north northwest wind 17 to 26 mph, with gusts as high as 37 mph.
Friday
A 40 percent chance of snow showers after noon. Partly sunny, with a high near 26. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 18.
Saturday
Sunny, with a high near 37.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 44. Breezy.
Sunday Night
Mostly cloudy, with a low around 31. Breezy.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 47. Breezy.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 32. Breezy.
Tuesday
A 40 percent chance of snow. Partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ESE Challis ID
 44.43°N 113.96°W (Elev. 8980 ft)
5:31 pm MDT Apr 14, 2026
11pm MDT Apr 14, 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