National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

46°F

8°C

Humidity 39%
Wind Speed N 0 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 14 Apr 10:15 PM MDT
Extended Forecast for

7 Miles N Clayton ID

Winter Weather Advisory April 15, 12:00am until April 16, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly after 4am. Mostly cloudy, with a low around 25. West southwest wind around 14 mph, with gusts as high as 25 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 25 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers. The snow could be heavy at times. High near 36. Breezy, with a west southwest wind 14 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 36 °F

    Heavy Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times. Low around 13. Wind chill values as low as zero. Breezy, with a west southwest wind 13 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 13 °F

    Heavy Snow
    and Breezy
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers. High near 23. Wind chill values as low as -1. West wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 23 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 11. Northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 33 mph.

    Low: 11 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Friday

    Friday: A 50 percent chance of snow showers after noon. Partly sunny, with a high near 28. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow showers, mainly after 4am. Mostly cloudy, with a low around 25. West southwest wind around 14 mph, with gusts as high as 25 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Snow showers. The snow could be heavy at times. High near 36. Breezy, with a west southwest wind 14 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 13. Wind chill values as low as zero. Breezy, with a west southwest wind 13 to 22 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 23. Wind chill values as low as -1. West wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. 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. Northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 33 mph.
Friday
A 50 percent chance of snow showers after noon. Partly sunny, with a high near 28. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 14.
Saturday
Sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 29.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 47.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 29.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles N Clayton ID
 44.36°N 114.38°W (Elev. 8799 ft)
Last Update:
5:31 pm MDT Apr 14, 2026
Forecast Valid:
10pm MDT Apr 14, 2026-6pm MDT Apr 21, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation