Tracking Areas of Fire Weather, Severe Weather, and Winter Weather

Gusty winds and dry conditions will continue to bring fire weather concerns to the southern Plains through Friday. Severe thunderstorms including a few tornadoes, large hail and damaging wind gusts are expected across parts of the Midwest and lower Ohio Valley today. A Pacific storm will bring low elevation rain and thunderstorms across southern California and heavy snow through the Sierra. Read More >

Hazardous Weather Conditions

Extreme Cold Warning in effect from February 20, 01:00 AM PST until February 20, 09:00 AM PST

Current conditions at

San Jose / Reid / Hillv (KRHV)

Lat: 37.33333°NLon: 121.81667°WElev: 135.0ft.

Partly Cloudy

52°F

11°C

Humidity	57%
Wind Speed	WNW 20 MPH
Barometer	29.82 in (1009.82 mb)
Dewpoint	37°F (3°C)
Visibility	10.00 mi
Last update	19 Feb 01:47 PM PST

More Information:

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

Extended Forecast for

5 Miles SSW Mount Hamilton CA

Extreme Cold Warning February 20, 01:00am until February 20, 09:00am

Click here for hazard details and duration

Extreme Cold Warning

This Afternoon
High: 45 °F
Slight Chance
Rain
Tonight
Low: 30 °F
Frost
Friday
High: 53 °F
Frost then
Partly Sunny
Friday Night
Low: 33 °F
Areas Frost
Saturday
High: 57 °F
Mostly Sunny
Saturday Night
Low: 40 °F
Mostly Clear
then Slight
Chance Rain
Sunday
High: 64 °F
Slight Chance
Rain then
Mostly Sunny
Sunday Night
Low: 47 °F
Slight Chance
Rain
Monday
High: 66 °F
Chance Rain

Detailed Forecast

This Afternoon

A 20 percent chance of rain before 3pm. Mostly cloudy, with a steady temperature around 45. West northwest wind around 16 mph, with gusts as high as 31 mph. New precipitation amounts of less than a tenth of an inch possible.

Tonight

Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 30. Northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.

Friday

Widespread frost, mainly before 8am. Otherwise, partly sunny, with a high near 53. Calm wind becoming west southwest around 5 mph in the afternoon.

Friday Night

Areas of frost after 11pm. Otherwise, mostly clear, with a low around 33. Light east southeast wind.

Saturday

Mostly sunny, with a high near 57. South wind 6 to 9 mph, with gusts as high as 20 mph.

Saturday Night

A 10 percent chance of rain after 4am. Partly cloudy, with a low around 40.

Sunday

A 20 percent chance of rain before 10am. Mostly sunny, with a high near 64.

Sunday Night

A slight chance of rain. Mostly cloudy, with a low around 47.