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.

rain,mist

56°F

13°C

Humidity	90%
Wind Speed	S 4 MPH
Barometer	29.71 in (1006.1 mb)
Dewpoint	53°F (12°C)
Visibility	1.75 mi
Last update	24 Dec 10:26 AM PST

More Information:

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

Extended Forecast for

2 Miles ESE Modesto CA

Flood Watch December 24, 10:41am until December 26, 04:00pm

High Wind Warning December 24, 10:41am until December 25, 04:00pm

Click here for hazard details and duration

Flood Watch

High Wind Warning

Flood Watch December 24, 10:41am until December 26, 04:00pm
High Wind Warning December 24, 10:41am until December 25, 04:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Today
High: 59 °F
Showers
Likely
Tonight
Low: 57 °F
Breezy. Rain
Likely then
Rain
Christmas Day
High: 56 °F
Showers and
Breezy
Thursday Night
Low: 51 °F
Showers
Friday
High: 53 °F
Rain
Friday Night
Low: 44 °F
Rain Likely
then Chance
Rain
Saturday
High: 51 °F
Slight Chance
Rain then
Mostly Sunny
Saturday Night
Low: 39 °F
Partly Cloudy

Detailed Forecast

Today

Rain likely and possibly a thunderstorm before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then a chance of rain and thunderstorms after 4pm. Mostly cloudy, with a high near 59. South southeast wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Rain, mainly after 3am. Steady temperature around 57. Breezy, with a southeast wind 21 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Christmas Day

Rain before 10am, then showers and possibly a thunderstorm between 10am and 1pm, then rain after 1pm. High near 56. Breezy, with a south southeast wind 22 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

Rain before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then rain after 1am. Low around 51. South wind 18 to 21 mph, with gusts as high as 30 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 53. Southeast wind 15 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

Friday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

Saturday

A 20 percent chance of rain before 10am. Mostly sunny, with a high near 51.

Saturday Night

Partly cloudy, with a low around 39.

Sunday

Partly sunny, with a high near 48.

Sunday Night

Partly cloudy, with a low around 38.