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.

27°F

-3°C

Humidity	96%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	26°F (-3°C)
Visibility	NA
Last update	25 Dec 10:00 AM PST

More Information:

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

Extended Forecast for

13 Miles NW Tioga Pass CA

Flood Watch December 25, 10:17am until December 26, 04:00pm

Winter Storm Warning December 25, 10:17am until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Winter Storm Warning

Flood Watch December 25, 10:17am until December 26, 04:00pm
Winter Storm Warning December 25, 10:17am until December 26, 10:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Christmas Day
High: 26 °F
Snow and
Windy
Tonight
Low: 17 °F
Snow Showers
and Windy
Friday
High: 25 °F
Snow Showers
and Windy
Friday Night
Low: 5 °F
Snow Likely
Saturday
High: 25 °F
Chance Snow
Saturday Night
Low: 6 °F
Mostly Clear
Sunday
High: 30 °F
Cold
Sunday Night
Low: 13 °F
Clear and
Blustery

Detailed Forecast

Christmas Day

Snow. High near 26. Wind chill values as low as 5. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 16 to 22 inches possible.

Tonight

Snow showers before 1am, then snow between 1am and 4am, then snow showers after 4am. Some thunder is also possible. Low around 17. Wind chill values as low as -1. Windy, with a south southwest wind 30 to 35 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 15 to 21 inches possible.

Friday

Snow showers before 7am, then snow, mainly after 7am. Some thunder is also possible. High near 25. Wind chill values as low as -2. Windy, with a southwest wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Friday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 5. Wind chill values as low as -6. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Saturday

A 30 percent chance of snow. Mostly sunny and cold, with a high near 25. West wind around 5 mph. New snow accumulation of less than a half inch possible.

Saturday Night

Mostly clear, with a low around 6. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

Sunday

Sunny and cold, with a high near 30. East wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

Sunday Night

Clear, with a low around 13. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

Monday

Sunny, with a high near 36. Breezy, with a northeast wind 10 to 20 mph, with gusts as high as 25 mph.

Monday Night

Clear, with a low around 18. Northeast wind around 15 mph, with gusts as high as 20 mph.

Tuesday

Sunny, with a high near 41. North wind 5 to 10 mph, with gusts as high as 15 mph.