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	NNW 1 MPH
Barometer	NA
Dewpoint	27°F (-3°C)
Visibility	NA
Last update	24 Dec 09:00 PM PST

More Information:

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

Extended Forecast for

10 Miles NW Tioga Pass CA

Flood Watch December 24, 09:22pm until December 26, 04:00pm

Winter Storm Warning December 24, 09:22pm until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Winter Storm Warning

Flood Watch December 24, 09:22pm until December 26, 04:00pm
Winter Storm Warning December 24, 09:22pm until December 26, 10:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Tonight
Low: 22 °F
Snow and
Breezy
Christmas Day
High: 28 °F
Snow and
Breezy
Thursday Night
Low: 19 °F
Heavy Snow
and Breezy
Friday
High: 26 °F
Heavy Snow
and Breezy
Friday Night
Low: 6 °F
Snow Likely
then Chance
Snow
Saturday
High: 26 °F
Chance Snow
Saturday Night
Low: 8 °F
Mostly Clear
Sunday
High: 30 °F
Cold

Detailed Forecast

Tonight

Snow. Low around 22. Wind chill values as low as 7. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 9 to 13 inches possible.

Christmas Day

Snow. High near 28. Wind chill values as low as 6. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 16 to 22 inches possible.

Thursday Night

Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 19. Wind chill values as low as 5. Breezy, with a south southwest wind around 25 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.

Friday

Snow before 10am, then snow showers between 10am and 1pm, then snow after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 26. Wind chill values as low as 5. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Friday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 6. Southwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Saturday

A 30 percent chance of snow. Mostly sunny and cold, with a high near 26. Calm wind becoming northwest around 5 mph. Little or no snow accumulation expected.

Saturday Night

Mostly clear, with a low around 8. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.

Sunday

Sunny and cold, with a high near 30. North northeast wind around 10 mph, with gusts as high as 25 mph.

Sunday Night

Mostly clear, with a low around 13. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

Monday

Sunny, with a high near 35. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.

Monday Night

Mostly clear, with a low around 18. East northeast wind around 10 mph, with gusts as high as 20 mph.

Tuesday

Sunny, with a high near 40. North northeast wind around 5 mph.