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

Flood Watch until December 26, 10:00 PM PST

Current conditions at

HAWKEYE (HWKC1)

Lat: 38.73509°NLon: 122.83706°WElev: 2024.0ft.

43°F

6°C

Humidity	100%
Wind Speed	SSE 19 MPH
Barometer	NA
Dewpoint	43°F (6°C)
Visibility	NA
Wind Chill	35°F (2°C)
Last update	25 Dec 09:56 AM PST

More Information:

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

Extended Forecast for

8 Miles SW Middletown CA

Flood Watch December 25, 10:35am until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch December 25, 10:35am until December 26, 10:00pm
NOW until 10:00pm Fri
Flood Watch
Christmas Day
High: 51 °F
Severe
Thunderstorms
and Breezy
Tonight
Low: 45 °F
Severe
Thunderstorms
Friday
High: 49 °F
Rain
Friday Night
Low: 41 °F
Chance Rain
then Slight
Chance Rain
Saturday
High: 50 °F
Slight Chance
Rain
Saturday Night
Low: 40 °F
Mostly Clear
Sunday
High: 53 °F
Mostly Sunny
Sunday Night
Low: 39 °F
Mostly Clear

Detailed Forecast

Christmas Day

Showers and possibly a thunderstorm. Some of the storms could be severe. High near 51. Breezy, with a south wind 14 to 23 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Showers and possibly a thunderstorm before 1am, then rain after 1am. Some of the storms could be severe. Low around 45. South wind 10 to 15 mph becoming west in the evening. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Friday

Rain, mainly before 4pm. High near 49. South wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Friday Night

A 50 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 41. Southwest wind around 5 mph becoming light and variable in the evening. New precipitation amounts of less than a tenth of an inch possible.

Saturday

A 20 percent chance of rain. Mostly sunny, with a high near 50. North northeast wind 3 to 5 mph.

Saturday Night

Mostly clear, with a low around 40.

Sunday

Mostly sunny, with a high near 53.

Sunday Night

Mostly clear, with a low around 39.

Monday

Sunny, with a high near 56.

Monday Night

Mostly clear, with a low around 41.