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

53°F

12°C

Humidity 37%
Wind Speed SSE 9 MPH
Barometer 29.6 in (1002.37 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 13 Nov 04:55 PM MST
Extended Forecast for

24 Miles NNW Mackay ID

  • Tonight

    Tonight: Snow, possibly mixed with rain, mainly after 4am. Snow level 8200 feet lowering to 7500 feet after midnight . Low around 32. South southeast wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Saturday

    Saturday: Snow likely, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 35. Calm wind becoming west around 6 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Snow Likely
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. Calm wind becoming south around 6 mph in the evening.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 37. South southeast wind 7 to 10 mph.

    High: 37 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. South southeast wind 10 to 16 mph, with gusts as high as 24 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 36. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Monday Night

    Monday Night: Snow. Low around 27. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 27 °F

    Snow

  • Tuesday

    Tuesday: Snow. High near 30. Chance of precipitation is 80%.

    High: 30 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.

    Low: 18 °F

    Snow Likely
    then Chance
    Snow

Detailed Forecast

Tonight
Snow, possibly mixed with rain, mainly after 4am. Snow level 8200 feet lowering to 7500 feet after midnight . Low around 32. South southeast wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow likely, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 35. Calm wind becoming west around 6 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 25. Calm wind becoming south around 6 mph in the evening.
Sunday
Mostly sunny, with a high near 37. South southeast wind 7 to 10 mph.
Sunday Night
Partly cloudy, with a low around 26. South southeast wind 10 to 16 mph, with gusts as high as 24 mph.
Monday
A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 36. New snow accumulation of less than a half inch possible.
Monday Night
Snow. Low around 27. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Tuesday
Snow. High near 30. Chance of precipitation is 80%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 27.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 25.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 16.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
24 Miles NNW Mackay ID
 44.23°N 113.71°W (Elev. 7434 ft)
Last Update:
4:31 pm MST Nov 13, 2026
Forecast Valid:
5pm MST Nov 13, 2026-6pm MST Nov 20, 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