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.

Overcast

37°F

3°C

Humidity 80%
Wind Speed S 3 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 12 Apr 07:05 AM MDT
Extended Forecast for

9 Miles NNE Mackay ID

  • Today

    Today: Snow likely before noon, then snow showers, mainly after noon. Some thunder is also possible.  High near 33. Windy, with a south wind 13 to 18 mph increasing to 25 to 30 mph in the morning. Winds could gust as high as 46 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 33 °F

    Snow Showers
    and Windy

  • Tonight

    Tonight: A 50 percent chance of snow between midnight and 4am.  Partly cloudy, with a low around 18. Breezy, with a west southwest wind 16 to 22 mph, with gusts as high as 36 mph.  New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    and Breezy

  • Monday

    Monday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 28. West southwest wind 16 to 21 mph, with gusts as high as 33 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 28 °F

    Chance Snow
    then Snow
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of snow before midnight.  Partly cloudy, with a low around 20. West northwest wind 15 to 17 mph, with gusts as high as 28 mph.

    Low: 20 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon.  Mostly sunny, with a high near 33. Southwest wind 14 to 20 mph, with gusts as high as 32 mph.

    High: 33 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. Breezy.

    Low: 23 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Snow.  High near 30. Breezy.  Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 30 °F

    Breezy. Snow
    Likely then
    Snow

  • Wednesday Night

    Wednesday Night: Snow.  Low around 17. Breezy.  Chance of precipitation is 90%.

    Low: 17 °F

    Snow and
    Breezy

  • Thursday

    Thursday: Snow.  High near 20. Breezy.  Chance of precipitation is 80%.

    High: 20 °F

    Snow and
    Breezy

Detailed Forecast

Today
Snow likely before noon, then snow showers, mainly after noon. Some thunder is also possible. High near 33. Windy, with a south wind 13 to 18 mph increasing to 25 to 30 mph in the morning. Winds could gust as high as 46 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
A 50 percent chance of snow between midnight and 4am. Partly cloudy, with a low around 18. Breezy, with a west southwest wind 16 to 22 mph, with gusts as high as 36 mph. New snow accumulation of less than a half inch possible.
Monday
Snow likely, mainly after noon. Mostly cloudy, with a high near 28. West southwest wind 16 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 20. West northwest wind 15 to 17 mph, with gusts as high as 28 mph.
Tuesday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 33. Southwest wind 14 to 20 mph, with gusts as high as 32 mph.
Tuesday Night
Partly cloudy, with a low around 23. Breezy.
Wednesday
Snow. High near 30. Breezy. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Wednesday Night
Snow. Low around 17. Breezy. Chance of precipitation is 90%.
Thursday
Snow. High near 20. Breezy. Chance of precipitation is 80%.
Thursday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 11. Blustery.
Friday
A 30 percent chance of snow. Mostly sunny, with a high near 23. Blustery.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Sunny, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Mackay ID
 44.04°N 113.52°W (Elev. 9600 ft)
5:31 am MDT Apr 12, 2026
7am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database