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 58%
Wind Speed N 0 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 13 Apr 02:55 AM MDT
Extended Forecast for

16 Miles NW Mackay ID

  • Overnight

    Overnight: A 20 percent chance of snow showers. Mostly cloudy, with a low around 19. South southwest wind around 17 mph, with gusts as high as 20 mph.

    Low: 19 °F

    Slight Chance
    Snow Showers

  • Monday

    Monday: Snow showers. High near 26. South southwest wind 16 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 26 °F

    Snow Showers

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 18. North northwest wind 10 to 16 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. North northwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. West wind 14 to 20 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow showers, mainly after noon. High near 28. Breezy. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 28 °F

    Chance Snow
    Showers then
    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow showers. Low around 14. Breezy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 14 °F

    Snow Showers
    and Breezy

  • Thursday

    Thursday: Snow showers. High near 17. Breezy. Chance of precipitation is 90%.

    High: 17 °F

    Snow Showers
    and Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 8. Blustery.

    Low: 8 °F

    Blustery.
    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow showers. Mostly cloudy, with a low around 19. South southwest wind around 17 mph, with gusts as high as 20 mph.
Monday
Snow showers. High near 26. South southwest wind 16 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Monday Night
A 20 percent chance of snow showers before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 18. North northwest wind 10 to 16 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 31. North northwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 24. West wind 14 to 20 mph, with gusts as high as 23 mph.
Wednesday
Snow showers, mainly after noon. High near 28. Breezy. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow showers. Low around 14. Breezy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow showers. High near 17. Breezy. Chance of precipitation is 90%.
Thursday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 8. Blustery.
Friday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 20.
Friday Night
Partly cloudy, with a low around 12.
Saturday
Sunny, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 22.
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:
16 Miles NW Mackay ID
 44.09°N 113.81°W (Elev. 10318 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