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.

25°F

-4°C

Humidity	94%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	23°F (-5°C)
Visibility	NA
Last update	25 Dec 05:00 AM PST

More Information:

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

Extended Forecast for

6 Miles WSW Tioga Pass CA

Flood Watch December 25, 05:43am until December 26, 04:00pm

Winter Storm Warning December 25, 05:43am until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Winter Storm Warning

Flood Watch December 25, 05:43am until December 26, 04:00pm
Winter Storm Warning December 25, 05:43am until December 26, 10:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Overnight
Low: 20 °F
Snow
Christmas Day
High: 33 °F
Snow
Thursday Night
Low: 17 °F
Snow Showers
Friday
High: 31 °F
Snow
Friday Night
Low: 4 °F
Snow Likely
then Chance
Snow
Saturday
High: 32 °F
Chance Snow
Saturday Night
Low: 4 °F
Mostly Clear
Sunday
High: 37 °F
Sunny

Detailed Forecast

Overnight

Snow. Low around 20. Wind chill values as low as 9. South wind around 15 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 6 to 10 inches possible.

Christmas Day

Snow before 1pm, then snow showers after 1pm. Some thunder is also possible. High near 33. Wind chill values as low as 8. South southwest wind around 15 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.

Thursday Night

Snow showers. Some thunder is also possible. Low around 17. Wind chill values as low as 8. South southwest wind around 15 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.

Friday

Snow before 10am, then snow showers between 10am and 1pm, then snow after 1pm. Some thunder is also possible. High near 31. Wind chill values as low as 4. Southwest wind 10 to 15 mph, with gusts as high as 40 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 4. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday

A 30 percent chance of snow. Mostly sunny and cold, with a high near 32. Calm wind. Little or no snow accumulation expected.

Saturday Night

Mostly clear, with a low around 4. Northeast wind around 5 mph, with gusts as high as 15 mph.

Sunday

Sunny, with a high near 37. East wind around 5 mph, with gusts as high as 15 mph.

Sunday Night

Clear, with a low around 11. East northeast wind around 5 mph, with gusts as high as 20 mph.

Monday

Sunny, with a high near 42. East northeast wind around 5 mph, with gusts as high as 20 mph.

Monday Night

Clear, with a low around 18. East northeast wind around 5 mph, with gusts as high as 15 mph.