Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

34°F

1°C

Humidity 53%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 10 Apr 06:55 AM MDT
Extended Forecast for

25 Miles N Mackay ID

  • Today

    Today: A slight chance of rain and snow before 3pm, then a chance of rain.  Snow level rising to 9800 feet in the afternoon. Partly sunny, with a high near 52. Southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 52 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain, possibly mixing with snow after 1am, then gradually ending.  Snow level 9900 feet lowering to 9000 feet after midnight . Mostly cloudy, with a low around 36. South wind 13 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow before 9am, then snow showers. Some thunder is also possible.  High near 45. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 38 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 45 °F

    Chance
    Rain/Snow
    then Snow
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around 32. West southwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 28 mph.  Little or no snow accumulation expected.

    Low: 32 °F

    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Snow, mainly after noon.  High near 42. Breezy, with a south southeast wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 42 °F

    Chance Snow
    then Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow.  Low around 28. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 28 °F

    Snow

  • Monday

    Monday: Snow.  High near 35. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 35 °F

    Snow

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 27.

    Low: 27 °F

    Chance Snow
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow.  Partly sunny, with a high near 38.

    High: 38 °F

    Chance Snow

Detailed Forecast

Today
A slight chance of rain and snow before 3pm, then a chance of rain. Snow level rising to 9800 feet in the afternoon. Partly sunny, with a high near 52. Southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tonight
A chance of rain, possibly mixing with snow after 1am, then gradually ending. Snow level 9900 feet lowering to 9000 feet after midnight . Mostly cloudy, with a low around 36. South wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
A chance of rain and snow before 9am, then snow showers. Some thunder is also possible. High near 45. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 32. West southwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 28 mph. Little or no snow accumulation expected.
Sunday
Snow, mainly after noon. High near 42. Breezy, with a south southeast wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Sunday Night
Snow. Low around 28. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Monday
Snow. High near 35. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 27.
Tuesday
A 30 percent chance of snow. Partly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 36. Breezy.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23. Breezy.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles N Mackay ID
 44.27°N 113.57°W (Elev. 8852 ft)
5:31 am MDT Apr 10, 2026
7am MDT Apr 10, 2026-6pm MDT Apr 16, 2026
 
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