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

Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

51°F

11°C

Humidity 44%
Wind Speed SSE 6 MPH
Barometer 29.59 in (1002.03 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 13 Nov 05:55 PM MST
Extended Forecast for

21 Miles NNW Mackay ID

  • Tonight

    Tonight: Snow. Low around 26. Windy, with a south wind 25 to 30 mph decreasing to 15 to 20 mph. Winds could gust as high as 40 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Chance Snow
    and Windy
    then Snow and
    Breezy

  • Saturday

    Saturday: Snow, mainly before 8am. Temperature falling to around 24 by 5pm. West wind 6 to 11 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 28 °F⇓

    Snow then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19. South southwest wind 5 to 15 mph, with gusts as high as 21 mph.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 27. South southeast wind 15 to 18 mph, with gusts as high as 25 mph.

    High: 27 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. Breezy, with a south southeast wind 14 to 23 mph, with gusts as high as 31 mph.

    Low: 21 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 26. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow

  • Monday Night

    Monday Night: Snow. Low around 21. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 21 °F

    Snow

  • Tuesday

    Tuesday: Snow. High near 23. Chance of precipitation is 80%.

    High: 23 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.

    Low: 13 °F

    Snow Likely
    then Chance
    Snow

Detailed Forecast

Tonight
Snow. Low around 26. Windy, with a south wind 25 to 30 mph decreasing to 15 to 20 mph. Winds could gust as high as 40 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
Snow, mainly before 8am. Temperature falling to around 24 by 5pm. West wind 6 to 11 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Partly cloudy, with a low around 19. South southwest wind 5 to 15 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 27. South southeast wind 15 to 18 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 21. Breezy, with a south southeast wind 14 to 23 mph, with gusts as high as 31 mph.
Monday
A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 26. New snow accumulation of less than a half inch possible.
Monday Night
Snow. Low around 21. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Snow. High near 23. Chance of precipitation is 80%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 17.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 16.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 11.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 15.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NNW Mackay ID
 44.18°N 113.79°W (Elev. 10712 ft)
Last Update:
4:31 pm MST Nov 13, 2026
Forecast Valid:
6pm MST Nov 13, 2026-6pm MST Nov 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation