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.

Rain

48°F

9°C

Humidity 70%
Wind Speed WNW 9 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 11 Apr 03:35 PM MDT
Extended Forecast for

12 Miles NNE Mackay ID

  • This Afternoon

    This Afternoon: Snow showers likely. Some thunder is also possible.  Mostly cloudy, with a high near 38. Breezy, with a south southwest wind around 23 mph, with gusts as high as 36 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow Showers
    Likely and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of snow, mainly between 7pm and 8pm.  Mostly cloudy, with a low around 27. West southwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 30 mph.  New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Snow showers, mainly before 5pm. Some thunder is also possible.  High near 34. Windy, with a south wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 34 °F

    Snow Showers
    and Windy

  • Sunday Night

    Sunday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 21. Breezy, with a west southwest wind 16 to 24 mph, with gusts as high as 34 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 21 °F

    Snow Likely
    and Breezy

  • Monday

    Monday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 29. West southwest wind 16 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 29 °F

    Chance Snow
    then Snow
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around 22. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon.  Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow, mainly after noon.  High near 30. Breezy.  Chance of precipitation is 80%.

    High: 30 °F

    Chance Snow
    then Snow and
    Breezy

Detailed Forecast

This Afternoon
Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 38. Breezy, with a south southwest wind around 23 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 30 percent chance of snow, mainly between 7pm and 8pm. Mostly cloudy, with a low around 27. West southwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 30 mph. New snow accumulation of less than a half inch possible.
Sunday
Snow showers, mainly before 5pm. Some thunder is also possible. High near 34. Windy, with a south wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Sunday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 21. Breezy, with a west southwest wind 16 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Monday
Snow likely, mainly after noon. Mostly cloudy, with a high near 29. West southwest wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Monday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 22. New snow accumulation of less than a half inch possible.
Tuesday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 34.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Snow, mainly after noon. High near 30. Breezy. Chance of precipitation is 80%.
Wednesday Night
Snow. Low around 17. Breezy. Chance of precipitation is 80%.
Thursday
Snow likely. Mostly cloudy, with a high near 21. Blustery. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of snow. Partly cloudy, with a low around 11. Blustery.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near 25.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Mackay ID
 44.08°N 113.53°W (Elev. 9600 ft)
12:31 pm MDT Apr 11, 2026
3pm MDT Apr 11, 2026-6pm MDT Apr 18, 2026
 
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Additional Resources

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