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.

Mostly Cloudy

36°F

2°C

Humidity 86%
Wind Speed NW 6 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 24 Dec 06:50 AM MST
Extended Forecast for

6 Miles NE Mackay ID

Winter Weather Advisory until December 25, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 25, 05:00pm

    NOW until 5:00pm Thu

    Winter Weather Advisory

  • Today

    High: 28 °F

    Heavy Snow
    and Breezy

  • Tonight

    Tonight: Snow. The snow could be heavy at times.  Steady temperature around 27. Breezy, with a south southwest wind 17 to 22 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

    Low: 27 °F

    Heavy Snow
    and Breezy

  • Christmas Day

    Christmas Day: Snow.  Temperature falling to around 23 by 4pm. Southwest wind 14 to 16 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 26 °F

    Snow

  • Thursday Night

    Thursday Night: Snow.  Low around 19. Southwest wind 14 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 19 °F

    Snow

  • Friday

    Friday: Snow.  High near 21. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 21 °F

    Snow and
    Breezy then
    Snow Likely

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 8. Breezy.  New snow accumulation of less than a half inch possible.

    Low: 8 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 11.

    High: 11 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

Detailed Forecast

Today
Snow, mainly after 10am. The snow could be heavy at times. High near 28. Breezy, with a south wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 6 to 10 inches possible.
Tonight
Snow. The snow could be heavy at times. Steady temperature around 27. Breezy, with a south southwest wind 17 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
Christmas Day
Snow. Temperature falling to around 23 by 4pm. Southwest wind 14 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow. Low around 19. Southwest wind 14 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Friday
Snow. High near 21. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Friday Night
A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 8. Breezy. New snow accumulation of less than a half inch possible.
Saturday
Mostly sunny, with a high near 11.
Saturday Night
Mostly clear, with a low around 3.
Sunday
Mostly sunny, with a high near 12.
Sunday Night
Mostly clear, with a low around 7.
Monday
Sunny, with a high near 18.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Mostly sunny, with a high near 22.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NE Mackay ID
 43.97°N 113.51°W (Elev. 10600 ft)
4:31 am MST Dec 24, 2025
7am MST Dec 24, 2025-6pm MST Dec 30, 2025
 
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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