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

Mostly Cloudy

46°F

8°C

Humidity 81%
Wind Speed ESE 3 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 11 Apr 10:20 AM MDT
Extended Forecast for

7 Miles NNE Mackay ID

  • Today

    Today: Snow showers, mainly before 5pm. Some thunder is also possible.  High near 29. Windy, with a south wind 25 to 32 mph, with gusts as high as 43 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 29 °F

    Windy. Chance
    Snow then
    Snow Showers

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm.  Partly cloudy, with a low around 21. Breezy, with a west southwest wind 19 to 24 mph becoming southwest 11 to 16 mph after midnight. Winds could gust as high as 31 mph.  New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Snow before noon, then snow showers after noon. Some thunder is also possible.  High near 27. Windy, with a south southeast wind 14 to 19 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 27 °F

    Snow and
    Windy

  • Sunday Night

    Sunday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 18. Breezy, with a west southwest wind 17 to 25 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Snow Likely
    and Breezy

  • Monday

    Monday: Snow, mainly after noon.  High near 21. Breezy, with a west wind 17 to 22 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 21 °F

    Chance Snow
    then Snow and
    Breezy

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 16. Blustery.  New snow accumulation of less than one inch possible.

    Low: 16 °F

    Chance Snow
    and Blustery

  • Tuesday

    Tuesday: A 30 percent chance of snow after noon.  Mostly sunny, with a high near 26. Little or no snow accumulation expected.

    High: 26 °F

    Sunny then
    Chance Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 17. Breezy.

    Low: 17 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 24. Breezy.  Chance of precipitation is 70%.

    High: 24 °F

    Breezy.
    Chance Snow
    then Snow
    Likely

Detailed Forecast

Today
Snow showers, mainly before 5pm. Some thunder is also possible. High near 29. Windy, with a south wind 25 to 32 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A 30 percent chance of snow, mainly before 7pm. Partly cloudy, with a low around 21. Breezy, with a west southwest wind 19 to 24 mph becoming southwest 11 to 16 mph after midnight. Winds could gust as high as 31 mph. New snow accumulation of less than a half inch possible.
Sunday
Snow before noon, then snow showers after noon. Some thunder is also possible. High near 27. Windy, with a south southeast wind 14 to 19 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 18. Breezy, with a west southwest wind 17 to 25 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday
Snow, mainly after noon. High near 21. Breezy, with a west wind 17 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 16. Blustery. New snow accumulation of less than one inch possible.
Tuesday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 26. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around 17. Breezy.
Wednesday
Snow likely, mainly after noon. Mostly cloudy, with a high near 24. Breezy. Chance of precipitation is 70%.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 13. Breezy. Chance of precipitation is 70%.
Thursday
Snow likely. Mostly cloudy, with a high near 15. Blustery. Chance of precipitation is 60%.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 7. Blustery.
Friday
A 20 percent chance of snow. Sunny, with a high near 18.
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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 11, 2026
10am MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
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