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 >

Hazardous Weather Conditions

Current conditions at

DEVILS POST PILE RAWS NEAR MAMMOTH LAKES 6WSW DPO (DPPC1)

Lat: 37.63°NLon: 119.09333°WElev: 8024.0ft.

30°F

-1°C

Humidity	99%
Wind Speed	NW 5 MPH
Barometer	NA
Dewpoint	30°F (-1°C)
Visibility	NA
Wind Chill	25°F (-4°C)
Last update	26 Dec 03:00 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

10 Miles SSW June Lake CA

Flood Watch December 26, 04:00am until December 26, 04:00pm

Winter Storm Warning December 26, 04:00am until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Winter Storm Warning

Flood Watch December 26, 04:00am until December 26, 04:00pm
Winter Storm Warning December 26, 04:00am until December 26, 10:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Overnight
Low: 21 °F
Snow Showers
and Windy
Friday
High: 21 °F⇓
Snow Showers
and Windy
Friday Night
Low: 6 °F
Snow Showers
Likely then
Chance Snow
Showers
Saturday
High: 19 °F
Cold
Saturday Night
Low: 7 °F
Mostly Clear
Sunday
High: 22 °F
Cold
Sunday Night
Low: 11 °F
Mostly Clear
and Blustery
Monday
High: 26 °F
Sunny and
Blustery then
Sunny

Detailed Forecast

Overnight

Snow showers. Some thunder is also possible. Steady temperature around 21. Wind chill values as low as zero. Windy, with a southwest wind around 35 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 13 to 19 inches possible.

Friday

Snow showers. Some thunder is also possible. Temperature falling to around 15 by 5pm. Wind chill values as low as -5. Windy, with a southwest wind 25 to 30 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.

Friday Night

Snow showers likely, mainly before 10pm. Mostly cloudy, with a low around 6. Wind chill values as low as -5. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

Saturday

Sunny and cold, with a high near 19. Wind chill values as low as -5. West wind around 5 mph.

Saturday Night

Mostly clear, with a low around 7. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

Sunday

Mostly sunny and cold, with a high near 22. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

Sunday Night

Mostly clear, with a low around 11. Blustery, with a north wind 15 to 20 mph, with gusts as high as 25 mph.

Monday

Sunny and cold, with a high near 26. Blustery, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.

Monday Night

Mostly clear, with a low around 16. Blustery, with a north northeast wind 15 to 20 mph, with gusts as high as 25 mph.