Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

37°F

3°C

Humidity	100%
Wind Speed	SSW 13 MPH
Barometer	NA
Dewpoint	37°F (3°C)
Visibility	NA
Wind Chill	29°F (-2°C)
Last update	12 Apr 01:30 PM PDT

More Information:

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

Extended Forecast for

3 Miles ESE Danville CA

Tonight
Low: 42 °F
Slight Chance
Rain and
Patchy Fog
Monday
High: 63 °F
Areas Fog
then Sunny
Monday Night
Low: 42 °F
Mostly Clear
Tuesday
High: 64 °F
Mostly Sunny
Tuesday Night
Low: 42 °F
Mostly Clear
Wednesday
High: 66 °F
Mostly Sunny
Wednesday Night
Low: 45 °F
Partly Cloudy
Thursday
High: 66 °F
Sunny
Thursday Night
Low: 42 °F
Clear

Detailed Forecast

Tonight

A 20 percent chance of rain between 1am and 3am. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 42. West southwest wind 5 to 7 mph becoming calm in the evening.

Monday

Areas of fog before 10am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

Monday Night

Mostly clear, with a low around 42. Southwest wind 3 to 6 mph.

Tuesday

Mostly sunny, with a high near 64. Southwest wind 3 to 8 mph.

Tuesday Night

Mostly clear, with a low around 42. West wind 5 to 9 mph becoming light southwest after midnight. Winds could gust as high as 18 mph.

Wednesday

Mostly sunny, with a high near 66.

Wednesday Night

Partly cloudy, with a low around 45.