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

45°F

7°C

Humidity 48%
Wind Speed SSW 5 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 15 Apr 03:35 AM MDT
Extended Forecast for

23 Miles SSW Leadore ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 27. South southwest wind around 17 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow showers likely, mainly after 3pm.  Mostly cloudy, with a high near 34. Breezy, with a southwest wind 17 to 25 mph, with gusts as high as 38 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before 3am. Some thunder is also possible.  Low around 14. Wind chill values as low as -2. Breezy, with a southwest wind 18 to 26 mph becoming west northwest after midnight. Winds could gust as high as 38 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 14 °F

    Snow Showers
    and Breezy

  • Thursday

    Thursday: Snow showers.  High near 18. Wind chill values as low as -3. Blustery, with a northwest wind 17 to 22 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 18 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 11. Blustery, with a north northwest wind 22 to 25 mph, with gusts as high as 34 mph.  New snow accumulation of less than a half inch possible.

    Low: 11 °F

    Blustery.
    Chance Snow
    Showers then
    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of snow showers, mainly after noon.  Mostly sunny, with a high near 22. Little or no snow accumulation expected.

    High: 22 °F

    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 33.

    High: 33 °F

    Sunny

  • Saturday Night

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

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 27. South southwest wind around 17 mph, with gusts as high as 21 mph.
Wednesday
Snow showers likely, mainly after 3pm. Mostly cloudy, with a high near 34. Breezy, with a southwest wind 17 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers, mainly before 3am. Some thunder is also possible. Low around 14. Wind chill values as low as -2. Breezy, with a southwest wind 18 to 26 mph becoming west northwest after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers. High near 18. Wind chill values as low as -3. Blustery, with a northwest wind 17 to 22 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 40 percent chance of snow showers before midnight. Mostly cloudy, with a low around 11. Blustery, with a north northwest wind 22 to 25 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow showers, mainly after noon. Mostly sunny, with a high near 22. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 14.
Saturday
Sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 30.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 47.
Monday Night
A 20 percent chance of snow. Partly cloudy, with a low around 33.
Tuesday
A 30 percent chance of snow. Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles SSW Leadore ID
 44.37°N 113.47°W (Elev. 9534 ft)
2:26 am MDT Apr 15, 2026
3am MDT Apr 15, 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