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.

Clear

37°F

3°C

Humidity 86%
Wind Speed S 4 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 12 Apr 03:35 AM MDT
Extended Forecast for

21 Miles N Mackay ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. Southeast wind 3 to 5 mph.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain and snow showers, becoming all snow after 5pm. Some thunder is also possible.  Snow level rising to 7900 feet in the afternoon. High near 47. Breezy, with a southeast wind 5 to 10 mph becoming south southeast 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow likely, mainly before 2am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Southwest wind 7 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Snow Likely
    then Chance
    Snow

  • Monday

    Monday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 41. West southwest wind 7 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow Likely

  • Monday Night

    Monday Night: A 20 percent chance of snow before midnight.  Mostly cloudy, with a low around 27. West northwest wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 27 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon.  Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow.  High near 41. Breezy.  Chance of precipitation is 90%.

    High: 41 °F

    Snow Likely
    then Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow.  Low around 22. Chance of precipitation is 90%.

    Low: 22 °F

    Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. Southeast wind 3 to 5 mph.
Sunday
Rain and snow showers, becoming all snow after 5pm. Some thunder is also possible. Snow level rising to 7900 feet in the afternoon. High near 47. Breezy, with a southeast wind 5 to 10 mph becoming south southeast 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday Night
Snow likely, mainly before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Southwest wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Snow likely, mainly after noon. Mostly cloudy, with a high near 41. West southwest wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27. West northwest wind 5 to 11 mph, with gusts as high as 18 mph.
Tuesday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Snow. High near 41. Breezy. Chance of precipitation is 90%.
Wednesday Night
Snow. Low around 22. Chance of precipitation is 90%.
Thursday
Snow. High near 29. Chance of precipitation is 80%.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16.
Friday
A 30 percent chance of snow. Mostly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles N Mackay ID
 44.22°N 113.62°W (Elev. 7218 ft)
12:31 am MDT Apr 12, 2026
3am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
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Additional Resources

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