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	SSE 3 MPH
Barometer	30.22 in (1023.37 mb)
Dewpoint	34°F (1°C)
Visibility	10.00 mi
Last update	30 Dec 12:20 AM PST

More Information:

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

Extended Forecast for

5 Miles N Milpitas CA

Cold Weather Advisory December 30, 01:00am until December 30, 09:00am

Click here for hazard details and duration

Cold Weather Advisory

Overnight
Low: 40 °F
Mostly Clear
Tuesday
High: 53 °F
Partly Sunny
Tuesday Night
Low: 50 °F
Mostly Cloudy
then Slight
Chance Rain
Wednesday
High: 52 °F
Rain Likely
and Patchy
Fog
Wednesday Night
Low: 48 °F
Rain and
Patchy Fog
New Year's Day
High: 56 °F
Rain then
Rain Likely
Thursday Night
Low: 51 °F
Rain Likely
Friday
High: 53 °F
Rain Likely
Friday Night
Low: 46 °F
Rain

Detailed Forecast

Overnight

Mostly clear, with a low around 40. East northeast wind around 7 mph.

Tuesday

Partly sunny, with a high near 53. Northeast wind around 8 mph.

Tuesday Night

A 10 percent chance of rain after 4am. Mostly cloudy, with a steady temperature around 50. East northeast wind around 8 mph.

Wednesday

Rain likely, mainly after 10am. Patchy fog after 2pm. Otherwise, cloudy, with a high near 52. 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. Patchy fog before 8pm. Low around 48. East southeast wind 7 to 11 mph, with gusts as high as 20 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 90%. 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 53.

Friday Night

Rain. Mostly cloudy, with a low around 46.

Saturday

Rain likely, mainly before 10am. Mostly cloudy, with a high near 49.

Saturday Night

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