Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

55°F

13°C

Humidity	32%
Wind Speed	SSW 4 MPH
Barometer	NA
Dewpoint	26°F (-3°C)
Visibility	NA
Last update	08 Feb 01:10 AM PST

More Information:

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

Extended Forecast for

6 Miles NE San Ramon CA

Overnight
Low: 48 °F
Mostly Clear
Sunday
High: 65 °F
Sunny
Sunday Night
Low: 48 °F
Mostly Cloudy
Monday
High: 59 °F
Mostly Cloudy
Monday Night
Low: 49 °F
Mostly Cloudy
then Chance
Rain
Tuesday
High: 55 °F
Showers
Likely
Tuesday Night
Low: 47 °F
Showers
Likely
Wednesday
High: 55 °F
Chance Rain
Wednesday Night
Low: 44 °F
Chance Rain
then Mostly
Clear

Detailed Forecast

Overnight

Mostly clear, with a low around 48. Southwest wind 5 to 7 mph.

Sunday

Sunny, with a high near 65. West southwest wind 6 to 11 mph.

Sunday Night

Mostly cloudy, with a low around 48. West wind 9 to 11 mph, with gusts as high as 18 mph.

Monday

Mostly cloudy, with a high near 59. North wind around 10 mph, with gusts as high as 20 mph.

Monday Night

A 30 percent chance of rain after 4am. Cloudy, with a low around 49. North northwest wind around 7 mph becoming southeast after midnight.

Tuesday

Rain likely, mainly between 10am and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Rain likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a chance of rain after 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

Wednesday

A chance of rain. Partly sunny, with a high near 55.

Wednesday Night

A chance of rain before 10pm. Partly cloudy, with a low around 44.

Thursday

Mostly sunny, with a high near 57.

Thursday Night

Partly cloudy, with a low around 43.

Friday

A slight chance of rain. Partly sunny, with a high near 56.

Friday Night

A chance of rain. Mostly cloudy, with a low around 44.