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 18 MPH
Barometer	NA
Dewpoint	43°F (6°C)
Visibility	NA
Wind Chill	35°F (2°C)
Last update	26 Dec 01:56 AM PST

More Information:

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

Extended Forecast for

5 Miles N Healdsburg CA

Flood Watch December 26, 02:42am until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch December 26, 02:42am until December 26, 10:00pm
NOW until 10:00pm Fri
Flood Watch
Overnight
Low: 44 °F
Showers
Likely
Friday
High: 50 °F
Showers
Friday Night
Low: 39 °F
Showers
Likely then
Slight Chance
Showers
Saturday
High: 51 °F
Slight Chance
Showers then
Sunny
Saturday Night
Low: 35 °F
Mostly Clear
then Patchy
Frost and
Patchy Fog
Sunday
High: 54 °F
Areas Frost
then Mostly
Sunny
Sunday Night
Low: 35 °F
Mostly Clear
then Patchy
Frost
Monday
High: 56 °F
Areas Frost
then Sunny

Detailed Forecast

Overnight

Showers likely. Cloudy, with a low around 44. Southeast wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Friday

Showers, with thunderstorms also possible after 4pm. High near 50. Southeast wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night

Showers likely and possibly a thunderstorm before 7pm, then a chance of showers. Mostly cloudy, with a low around 39. East wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

A 20 percent chance of showers before 10am. Mostly sunny, with a high near 51. Light north wind.

Saturday Night

Patchy fog after 4am. Patchy frost after 2am. Otherwise, partly cloudy, with a low around 35. Calm wind.

Sunday

Areas of frost before 8am. Otherwise, mostly sunny, with a high near 54.

Sunday Night

Patchy frost after 2am. Otherwise, mostly clear, with a low around 35.

Monday

Areas of frost before 9am. Otherwise, sunny, with a high near 56.

Monday Night

Patchy frost after 5am. Otherwise, mostly clear, with a low around 38.