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

55°F

13°C

Humidity 35%
Wind Speed WSW 17 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 15 Apr 02:20 PM MDT
Extended Forecast for

23 Miles NW Mackay ID

  • This Afternoon

    This Afternoon: Rain likely, possibly mixed with snow before 3pm, then rain.  High near 45. Southwest wind around 18 mph, with gusts as high as 32 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow

  • Tonight

    Tonight: Rain and snow, becoming all snow after 9pm.  Low around 21. Southwest wind 13 to 18 mph becoming west northwest 6 to 11 mph after midnight. Winds could gust as high as 32 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: Snow likely, mainly between 8am and 3pm.  Partly sunny, with a high near 28. West northwest wind 6 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 28 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before midnight.  Partly cloudy, with a low around 16. Northwest wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 16 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after noon.  Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 33. Northwest wind 3 to 8 mph.

    High: 33 °F

    Patchy Fog
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain likely, possibly mixed with snow before 3pm, then rain. High near 45. Southwest wind around 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Rain and snow, becoming all snow after 9pm. Low around 21. Southwest wind 13 to 18 mph becoming west northwest 6 to 11 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday
Snow likely, mainly between 8am and 3pm. Partly sunny, with a high near 28. West northwest wind 6 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Thursday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 16. Northwest wind 6 to 15 mph, with gusts as high as 25 mph.
Friday
A 20 percent chance of snow after noon. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 33. Northwest wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles NW Mackay ID
 44.1°N 113.99°W (Elev. 6660 ft)
1:36 pm MDT Apr 15, 2026
2pm 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