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Coastal storm will bring wind, rain, and wintry precipitation to the East Coast and New England this week

A strengthening storm system will move from the Southeast U.S. to off the Mid-Atlantic Coast by Monday evening. This storm will bring soaking rains and strong winds to much of the Eastern Seaboard through Tuesday. Interior sections of the Northeast could receive significant snow. Also, the prolonged period of strong onshore winds will result in coastal flooding for the Mid-Atlantic & New England. Read More >

Current conditions at

DW4201 San Ramon (D4201)

Lat: 37.75717°NLon: 121.94567°WElev: 427ft.

NA

47°F

8°C

Humidity 80%
Wind Speed W 7 G 8 MPH
Barometer 29.84 in
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 23 Jan 12:40 pm PST
Extended Forecast for

3 Miles NNE San Ramon CA

Flash Flood Watch until January 23, 06:00pm
Click here for hazard details and duration
Flash Flood Watch
  •  
    Flash Flood Watch until January 23, 06:00pm

    NOW until
    6:00pm Mon

    Flash Flood Watch

  • This
    Afternoon

    This Afternoon: Scattered showers and thunderstorms. Some of the storms could produce small hail.  Partly sunny, with a high near 51. South southeast wind 6 to 10 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Scattered
    Showers

    High: 51 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 35. East wind 3 to 6 mph.  Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 35 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers before 10am.  Mostly sunny, with a high near 52. North northeast wind 6 to 16 mph, with gusts as high as 21 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Slight Chance
    Showers then
    Sunny

    High: 52 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 32. Northeast wind 5 to 9 mph becoming light  in the evening.

    Mostly Clear

    Low: 32 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53. Light east wind.

    Mostly Sunny

    High: 53 °F

  • Wednesday
    Night

    Wednesday Night: A 10 percent chance of rain after 4am.  Mostly cloudy, with a low around 37.

    Mostly Cloudy
    then Slight
    Chance Rain

    Low: 37 °F

  • Thursday

    Thursday: A slight chance of rain before 10am, then a slight chance of showers after 10am.  Partly sunny, with a high near 53. Chance of precipitation is 20%.

    Slight Chance
    Rain

    High: 53 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 33.

    Mostly Clear

    Low: 33 °F

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Some of the storms could produce small hail. Partly sunny, with a high near 51. South southeast wind 6 to 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 35. East wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 20 percent chance of showers before 10am. Mostly sunny, with a high near 52. North northeast wind 6 to 16 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly clear, with a low around 32. Northeast wind 5 to 9 mph becoming light in the evening.
Wednesday
Mostly sunny, with a high near 53. Light east wind.
Wednesday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 37.
Thursday
A slight chance of rain before 10am, then a slight chance of showers after 10am. Partly sunny, with a high near 53. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 57.
Click Map For Forecast
Point Forecast:
3 Miles NNE San Ramon CA
 37.8°N 121.93°W (Elev. 640 ft)
9:35 am PST Jan 23, 2017
12pm PST Jan 23, 2017-6pm PST Jan 29, 2017
 
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