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

TUOLUMNE MEADOWS TUM (TUMC1)

Lat: 37.87639°NLon: 119.34806°WElev: 8654.0ft.

28°F

-2°C

Humidity	96%
Wind Speed	E 3 MPH
Barometer	NA
Dewpoint	27°F (-3°C)
Visibility	NA
Last update	24 Dec 07:00 PM PST

More Information:

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

Extended Forecast for

9 Miles NE Yosemite CA

Flood Watch December 24, 07:32pm until December 26, 04:00pm

Winter Storm Warning December 24, 07:32pm until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Winter Storm Warning

Flood Watch December 24, 07:32pm until December 26, 04:00pm
Winter Storm Warning December 24, 07:32pm until December 26, 10:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Tonight
Low: 23 °F
Snow and
Windy
Christmas Day
High: 28 °F
Snow and
Windy
Thursday Night
Low: 16 °F
Heavy Snow
and Windy
Friday
High: 26 °F
Heavy Snow
and Breezy
Friday Night
Low: 4 °F
Snow Likely
then Chance
Snow
Saturday
High: 26 °F
Chance Snow
Saturday Night
Low: 6 °F
Mostly Clear
then Mostly
Clear and
Breezy
Sunday
High: 32 °F
Cold

Detailed Forecast

Tonight

Snow before 1am, then snow showers after 1am. Some thunder is also possible. Steady temperature around 23. Wind chill values as low as 4. Windy, with a south wind 20 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 11 to 17 inches possible.

Christmas Day

Snow before 1pm, then snow showers after 1pm. Some thunder is also possible. High near 28. Wind chill values as low as 1. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 18 to 24 inches possible.

Thursday Night

Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 16. Wind chill values as low as 1. Windy, with a south southwest wind around 30 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.

Friday

Snow showers before 1pm, then snow, mainly after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 26. Wind chill values as low as 1. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Friday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 4. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

Saturday

A 30 percent chance of snow, mainly before 10am. Mostly sunny and cold, with a high near 26. Southeast wind around 5 mph becoming west in the morning. New snow accumulation of less than a half inch possible.

Saturday Night

Mostly clear, with a low around 6. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph.

Sunday

Sunny and cold, with a high near 32. East wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 30 mph.

Sunday Night

Mostly clear, with a low around 12. Blustery, with an east northeast wind 15 to 20 mph, with gusts as high as 30 mph.

Monday

Sunny, with a high near 36. Breezy, with an east northeast wind 10 to 20 mph, with gusts as high as 30 mph.

Monday Night

Mostly clear, with a low around 17. East northeast wind around 15 mph, with gusts as high as 25 mph.

Tuesday

Sunny, with a high near 40. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.