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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

heavy rain

45°F

7°C

Humidity 100%
Wind Speed SSW 11 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 45°F (7°C)
Visibility 2.00 mi
Wind Chill39°F (4°C)
Last update 24 Dec 07:47 PM MST
Extended Forecast for

Mackay ID

  • Tonight

    Tonight: Rain before 5am, then rain and snow likely. Steady temperature around 40. East southeast wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 40 °F

    Rain then
    Rain/Snow

  • Christmas Day

    Christmas Day: A chance of rain and snow before 2pm, then a slight chance of rain between 2pm and 3pm, then rain and snow likely after 3pm. Mostly sunny, then becoming cloudy during the afternoon, with a temperature rising to near 40 by noon, then falling to around 32 during the remainder of the day. Southeast wind 7 to 11 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 40 °F⇓

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Rain and snow, becoming all snow after 2am. Low around 28. East wind around 11 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow

  • Friday

    Friday: Snow, mainly before 11am. High near 38. Southwest wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Snow then
    Chance Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 16. West southwest wind around 14 mph, with gusts as high as 21 mph. New snow accumulation of around an inch possible.

    Low: 16 °F

    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow. Partly sunny, with a high near 26. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 11.

    Low: 11 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain before 5am, then rain and snow likely. Steady temperature around 40. East southeast wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Christmas Day
A chance of rain and snow before 2pm, then a slight chance of rain between 2pm and 3pm, then rain and snow likely after 3pm. Mostly sunny, then becoming cloudy during the afternoon, with a temperature rising to near 40 by noon, then falling to around 32 during the remainder of the day. Southeast wind 7 to 11 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
Rain and snow, becoming all snow after 2am. Low around 28. East wind around 11 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday
Snow, mainly before 11am. High near 38. Southwest wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 16. West southwest wind around 14 mph, with gusts as high as 21 mph. New snow accumulation of around an inch possible.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 26. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 6.
Sunday
Mostly sunny, with a high near 26.
Sunday Night
Mostly clear, with a low around 11.
Monday
Sunny, with a high near 33.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Sunny, with a high near 38.
Tuesday Night
Mostly clear, with a low around 23.
Wednesday
Sunny, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mackay ID
 43.92°N 113.62°W (Elev. 5988 ft)
Last Update:
4:31 pm MST Dec 24, 2025
Forecast Valid:
8pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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