Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

57°F

14°C

Humidity	29%
Wind Speed	S 11 MPH
Barometer	NA
Dewpoint	26°F (-3°C)
Visibility	NA
Last update	30 Mar 11:20 PM PDT

More Information:

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

Extended Forecast for

6 Miles NE San Ramon CA

Tonight
Low: 53 °F
Slight Chance
Rain
Tuesday
High: 60 °F
Chance Rain
Tuesday Night
Low: 50 °F
Slight Chance
Rain
Wednesday
High: 60 °F
Chance Rain
Wednesday Night
Low: 47 °F
Rain Likely
Thursday
High: 59 °F
Slight Chance
Rain then
Sunny
Thursday Night
Low: 46 °F
Clear
Friday
High: 67 °F
Sunny and
Breezy
Friday Night
Low: 49 °F
Mostly Clear

Detailed Forecast

Tonight

A 20 percent chance of rain after 2am. Mostly cloudy, with a low around 53. West southwest wind around 14 mph, with gusts as high as 21 mph.

Tuesday

A 50 percent chance of rain. Mostly cloudy, with a high near 60. West southwest wind 9 to 13 mph, with gusts as high as 22 mph. New precipitation amounts between a tenth and quarter of an inch possible.

Tuesday Night

A slight chance of rain before 3am, then a slight chance of rain after 4am. Mostly cloudy, with a low around 50. South southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday

A 50 percent chance of rain. Mostly cloudy, with a high near 60. South southwest wind 10 to 18 mph, with gusts as high as 31 mph. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Rain likely. Mostly cloudy, with a low around 47. West southwest wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Thursday

A 20 percent chance of rain before 11am. Sunny, with a high near 59.

Thursday Night

Clear, with a low around 46.

Friday

Sunny, with a high near 67. Breezy.

Friday Night

Mostly clear, with a low around 49.

Saturday

Sunny, with a high near 73.

Saturday Night

Mostly clear, with a low around 53.