Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Hazardous Weather Conditions

Cold Weather Advisory in effect from December 30, 01:00 AM PST until December 30, 09:00 AM PST

Current conditions at

San Jose, San Jose International Airport (KSJC)

Lat: 37.35917°NLon: 121.92417°WElev: 59.0ft.

Clear

43°F

6°C

Humidity	70%
Wind Speed	N 0 MPH
Barometer	30.21 in (1023.03 mb)
Dewpoint	34°F (1°C)
Visibility	10.00 mi
Last update	30 Dec 01:20 AM PST

More Information:

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

Extended Forecast for

4 Miles NNE Milpitas CA

Cold Weather Advisory until December 30, 09:00am

Click here for hazard details and duration

Cold Weather Advisory

Cold Weather Advisory until December 30, 09:00am
NOW until 9:00am Tue
Cold Weather Advisory
Overnight
Low: 46 °F
Mostly Clear
Tuesday
High: 55 °F
Partly Sunny
Tuesday Night
Low: 51 °F
Mostly Cloudy
then Slight
Chance Rain
Wednesday
High: 53 °F
Rain Likely
and Patchy
Fog
Wednesday Night
Low: 49 °F
Rain
New Year's Day
High: 56 °F
Rain
Thursday Night
Low: 51 °F
Rain Likely
Friday
High: 55 °F
Rain Likely

Detailed Forecast

Overnight

Mostly clear, with a steady temperature around 46. East northeast wind around 7 mph.

Tuesday

Partly sunny, with a high near 55. East southeast wind around 7 mph becoming north northeast in the afternoon.

Tuesday Night

A 10 percent chance of rain after 4am. Mostly cloudy, with a steady temperature around 51. East northeast wind around 8 mph.

Wednesday

Rain likely, mainly after 10am. Patchy fog after 3pm. Otherwise, cloudy, with a high near 53. East wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain. Low around 49. East southeast wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

New Year's Day

Rain. High near 56. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night

Rain likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

Friday

Rain likely. Mostly cloudy, with a high near 55.

Friday Night

Rain. Mostly cloudy, with a low around 47.

Saturday

Rain likely, mainly before 10am. Mostly cloudy, with a high near 50.

Saturday Night

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