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.

Partly Cloudy

46°F

8°C

Humidity 42%
Wind Speed SW 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 10 Apr 11:00 AM MDT
Extended Forecast for

7 Miles NNE Mackay ID

  • Today

    Today: A 50 percent chance of snow, mainly between 3pm and 5pm.  Partly sunny, with a high near 38. Breezy, with a south wind 18 to 28 mph, with gusts as high as 37 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    and Breezy

  • Tonight

    Tonight: A chance of snow before 3am, then a slight chance of snow after 5am.  Mostly cloudy, with a low around 26. Breezy, with a south southwest wind 24 to 29 mph decreasing to 17 to 22 mph in the evening. Winds could gust as high as 36 mph.  Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: A chance of snow before noon, then snow showers after noon. Some thunder is also possible.  High near 31. Windy, with a south wind 21 to 26 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 47 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 31 °F

    Chance Snow
    and Breezy
    then Snow
    Showers and
    Windy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight.  Partly cloudy, with a low around 22. Breezy, with a west wind 23 to 28 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 34 mph.  New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: Snow, mainly before 3pm, then snow showers after 3pm. Some thunder is also possible.  High near 29. Windy, with a south southeast wind 13 to 23 mph increasing to 23 to 33 mph in the afternoon. Winds could gust as high as 44 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 29 °F

    Snow Likely
    and Breezy
    then Snow and
    Windy

  • Sunday Night

    Sunday Night: Snow.  Low around 19. Breezy.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 19 °F

    Snow and
    Breezy

  • Monday

    Monday: Snow.  High near 24. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 24 °F

    Snow

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after noon.  Partly sunny, with a high near 27.

    High: 27 °F

    Chance Snow

Detailed Forecast

Today
A 50 percent chance of snow, mainly between 3pm and 5pm. Partly sunny, with a high near 38. Breezy, with a south wind 18 to 28 mph, with gusts as high as 37 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of snow before 3am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 26. Breezy, with a south southwest wind 24 to 29 mph decreasing to 17 to 22 mph in the evening. Winds could gust as high as 36 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Saturday
A chance of snow before noon, then snow showers after noon. Some thunder is also possible. High near 31. Windy, with a south wind 21 to 26 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
A 30 percent chance of snow before midnight. Partly cloudy, with a low around 22. Breezy, with a west wind 23 to 28 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 34 mph. New snow accumulation of less than a half inch possible.
Sunday
Snow, mainly before 3pm, then snow showers after 3pm. Some thunder is also possible. High near 29. Windy, with a south southeast wind 13 to 23 mph increasing to 23 to 33 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow. Low around 19. Breezy. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow. High near 24. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Monday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 18.
Tuesday
A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 27.
Tuesday Night
Partly cloudy, with a low around 18. Breezy.
Wednesday
A 50 percent chance of snow. Partly sunny, with a high near 25. Breezy.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15. Breezy.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 44.01°N 113.58°W (Elev. 10722 ft)
5:31 am MDT Apr 10, 2026
11am MDT Apr 10, 2026-6pm MDT Apr 16, 2026
 
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