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.

Partly Cloudy

43°F

6°C

Humidity 50%
Wind Speed S 4 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 Apr 03:55 AM MDT
Extended Forecast for

27 Miles ESE Challis ID

  • Today

    Today: A chance of snow showers before 11am, then a chance of rain and snow showers between 11am and 3pm, then rain showers likely after 3pm.  Partly sunny, with a high near 47. South southeast wind 7 to 12 mph becoming southwest 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Tonight

    Tonight: Rain and snow showers, becoming all snow after 10pm. Some thunder is also possible.  Low around 23. Southwest wind 15 to 20 mph becoming northwest 8 to 13 mph after midnight. Winds could gust as high as 34 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers.  Patchy blowing snow after 3pm. High near 30. North northwest wind 8 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers before midnight.  Patchy blowing snow before 9pm. Mostly cloudy, with a low around 18. North northwest wind 9 to 18 mph, with gusts as high as 31 mph.  New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    Showers and
    Patchy
    Blowing Snow

  • Friday

    Friday: A 30 percent chance of snow showers after noon.  Mostly sunny, with a high near 35. North northwest wind 6 to 10 mph, with gusts as high as 20 mph.  Little or no snow accumulation expected.

    High: 35 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21.

    Low: 21 °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 30.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of snow showers before 11am, then a chance of rain and snow showers between 11am and 3pm, then rain showers likely after 3pm. Partly sunny, with a high near 47. South southeast wind 7 to 12 mph becoming southwest 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
Rain and snow showers, becoming all snow after 10pm. Some thunder is also possible. Low around 23. Southwest wind 15 to 20 mph becoming northwest 8 to 13 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday
Snow showers. Patchy blowing snow after 3pm. High near 30. North northwest wind 8 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday Night
A 30 percent chance of snow showers before midnight. Patchy blowing snow before 9pm. Mostly cloudy, with a low around 18. North northwest wind 9 to 18 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow showers after noon. Mostly sunny, with a high near 35. North northwest wind 6 to 10 mph, with gusts as high as 20 mph. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
A slight chance of rain and snow. Mostly sunny, with a high near 60. Chance of precipitation is 20%.
Monday Night
A slight chance of rain and snow. Partly cloudy, with a low around 38. Chance of precipitation is 20%.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 61. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
27 Miles ESE Challis ID
 44.32°N 113.73°W (Elev. 6601 ft)
2:26 am MDT Apr 15, 2026
4am 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