Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

29°F

-2°C

Humidity	99%
Wind Speed	N 0 MPH
Barometer	NA
Dewpoint	28°F (-2°C)
Visibility	NA
Last update	17 Feb 08:40 PM PST

More Information:

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

Extended Forecast for

7 Miles SSW Brentwood CA

Tonight
Low: 36 °F
Chance
Showers then
Mostly Cloudy
Wednesday
High: 47 °F
Chance Rain
Wednesday Night
Low: 43 °F
Rain
Thursday
High: 45 °F
Rain then
Chance Rain
Thursday Night
Low: 34 °F
Chance Rain
then Frost
Friday
High: 48 °F
Slight Chance
Rain
Friday Night
Low: 36 °F
Slight Chance
Rain
Saturday
High: 52 °F
Chance Rain
Saturday Night
Low: 47 °F
Rain Likely

Detailed Forecast

Tonight

A chance of showers and thunderstorms before 10pm, then a chance of rain between 10pm and 11pm. Mostly cloudy, with a low around 36. Southwest wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

A 50 percent chance of rain before 4pm. Partly sunny, with a high near 47. West southwest wind 7 to 10 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Rain, mainly after 10pm. Steady temperature around 43. South southeast wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Thursday

Rain, mainly before 10am. High near 45. South wind 8 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Thursday Night

A 30 percent chance of rain before 10pm. Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 34. West southwest wind 7 to 9 mph, with gusts as high as 22 mph.

Friday

A slight chance of rain between 10am and 4pm. Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 48. Chance of precipitation is 20%.

Friday Night

A 20 percent chance of rain after 10pm. Partly cloudy, with a low around 36.

Saturday

A chance of rain, mainly after 10am. Partly sunny, with a high near 52.

Saturday Night

Rain likely, mainly after 10pm. Mostly cloudy, with a low around 47.

Sunday

Rain likely. Mostly cloudy, with a high near 57.

Sunday Night

Rain. Cloudy, with a low around 52.

Monday

Rain. Cloudy, with a high near 58.