National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

52°F

11°C

Humidity 57%
Wind Speed WSW 13 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 37°F (3°C)
Visibility 9.00 mi
Last update 11 Apr 03:05 PM MDT
Extended Forecast for

21 Miles N Mackay ID

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Snow level 8400 feet. High near 51. Southwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    High: 51 °F

    Showers

  • Tonight

    Tonight: A 30 percent chance of rain, mainly between 7pm and 8pm. Snow level 8300 feet lowering to 7200 feet after midnight . Mostly cloudy, with a low around 32. West wind 8 to 13 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 32 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Rain and snow showers before 5pm, then a chance of snow. Some thunder is also possible. Snow level rising to 7700 feet in the afternoon. High near 46. Breezy, with a southeast wind 6 to 11 mph becoming south southeast 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 27. West southwest wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Snow Likely

  • Monday

    Monday: Snow likely, mainly after noon. Mostly cloudy, with a high near 40. West southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Snow Likely

  • Monday Night

    Monday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 28. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon. Mostly sunny, with a high near 45.

    High: 45 °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 40. Breezy. Chance of precipitation is 80%.

    High: 40 °F

    Snow and
    Breezy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Snow level 8400 feet. High near 51. Southwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Tonight
A 30 percent chance of rain, mainly between 7pm and 8pm. Snow level 8300 feet lowering to 7200 feet after midnight . Mostly cloudy, with a low around 32. West wind 8 to 13 mph becoming light and variable. Winds could gust as high as 20 mph.
Sunday
Rain and snow showers before 5pm, then a chance of snow. Some thunder is also possible. Snow level rising to 7700 feet in the afternoon. High near 46. Breezy, with a southeast wind 6 to 11 mph becoming south southeast 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 27. West southwest wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
Snow likely, mainly after noon. Mostly cloudy, with a high near 40. West southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 28. 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 45.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Snow. High near 40. Breezy. Chance of precipitation is 80%.
Wednesday Night
Snow. Low around 23. Chance of precipitation is 80%.
Thursday
Snow likely. Mostly cloudy, with a high near 31. Blustery. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 14.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles N Mackay ID
 44.22°N 113.62°W (Elev. 7218 ft)
Last Update:
12:31 pm MDT Apr 11, 2026
Forecast Valid:
3pm MDT Apr 11, 2026-6pm MDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation