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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.

Mostly Cloudy

36°F

2°C

Humidity 64%
Wind Speed SSW 5 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 13 Apr 03:35 AM MDT
Extended Forecast for

22 Miles NNW Mackay ID

  • Overnight

    Overnight: A 20 percent chance of snow showers. Partly cloudy, with a low around 20. Breezy, with a southwest wind 22 to 24 mph, with gusts as high as 29 mph.

    Low: 20 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Monday

    Monday: Snow showers. The snow could be heavy at times. High near 27. Breezy, with a southwest wind 22 to 25 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.

    High: 27 °F

    Heavy Snow
    and Breezy

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 19. West northwest wind 14 to 21 mph, with gusts as high as 26 mph.

    Low: 19 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 32. Breezy, with a west wind 13 to 22 mph, with gusts as high as 30 mph.

    High: 32 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25. Breezy, with a west wind 20 to 25 mph, with gusts as high as 32 mph.

    Low: 25 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Snow showers, mainly after noon. High near 30. Windy. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Chance Snow
    Showers and
    Breezy then
    Snow Showers
    and Windy

  • Wednesday Night

    Wednesday Night: Snow showers. Low around 14. Windy. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 14 °F

    Snow Showers
    and Windy

  • Thursday

    Thursday: Snow showers. High near 18. Windy. Chance of precipitation is 90%.

    High: 18 °F

    Snow Showers
    and Windy

  • Thursday Night

    Thursday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 10. Blustery.

    Low: 10 °F

    Blustery.
    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow showers. Partly cloudy, with a low around 20. Breezy, with a southwest wind 22 to 24 mph, with gusts as high as 29 mph.
Monday
Snow showers. The snow could be heavy at times. High near 27. Breezy, with a southwest wind 22 to 25 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
Monday Night
A 20 percent chance of snow showers before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 19. West northwest wind 14 to 21 mph, with gusts as high as 26 mph.
Tuesday
Sunny, with a high near 32. Breezy, with a west wind 13 to 22 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 25. Breezy, with a west wind 20 to 25 mph, with gusts as high as 32 mph.
Wednesday
Snow showers, mainly after noon. High near 30. Windy. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow showers. Low around 14. Windy. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Thursday
Snow showers. High near 18. Windy. Chance of precipitation is 90%.
Thursday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 10. Blustery.
Friday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 21.
Friday Night
Mostly clear, with a low around 14.
Saturday
Sunny, with a high near 30.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 35. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.21°N 113.77°W (Elev. 10039 ft)
Last Update:
1:46 am MDT Apr 13, 2026
Forecast Valid:
3am MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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