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

Modesto City-County Airport - Harry Sham Field (KMOD)

Lat: 37.62549°NLon: 120.9549°WElev: 85.0ft.

Mostly Cloudy

61°F

16°C

Humidity	77%
Wind Speed	SSE 19 MPH
Barometer	29.66 in (1004.4 mb)
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Last update	24 Dec 07:35 PM PST

More Information:

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

Extended Forecast for

3 Miles ENE Modesto CA

Flood Watch December 24, 07:52pm until December 26, 04:00pm

High Wind Warning December 24, 07:52pm until December 25, 04:00pm

Click here for hazard details and duration

Flood Watch

High Wind Warning

Flood Watch December 24, 07:52pm until December 26, 04:00pm
High Wind Warning December 24, 07:52pm until December 25, 04:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Tonight
Low: 55 °F
Rain and
Breezy
Christmas Day
High: 58 °F
Showers and
Breezy
Thursday Night
Low: 51 °F
Showers
Friday
High: 55 °F
Rain
Friday Night
Low: 46 °F
Rain Likely
then Chance
Rain
Saturday
High: 51 °F
Mostly Sunny
Saturday Night
Low: 40 °F
Mostly Clear
Sunday
High: 48 °F
Mostly Sunny

Detailed Forecast

Tonight

Rain. Low around 55. Breezy, with a southeast wind 17 to 26 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Christmas Day

Rain and possibly a thunderstorm before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. High near 58. Breezy, with a south southeast wind 18 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

Rain before 1am, then showers and possibly a thunderstorm between 1am and 4am, then rain likely and possibly a thunderstorm after 4am. Low around 51. South wind 16 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

Rain. High near 55. Southeast wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 46. Southeast wind around 6 mph. Chance of precipitation is 60%.

Saturday

Mostly sunny, with a high near 51.

Saturday Night

Mostly clear, with a low around 40.

Sunday

Mostly sunny, with a high near 48.

Sunday Night

Mostly cloudy, with a low around 37.

Monday

Partly sunny, with a high near 48.