National Weather Service

Current conditions at

Mt. Diablo (SJS02)

Lat: 37.881698°NLon: 121.914155°WElev: 3849.0ft.

5°C

41°F

Humidity	24%
Wind Speed	E 5 MPH
Barometer	NA
Dewpoint	-14°C (7°F)
Visibility	NA
Wind Chill	3°C (38°F)
Last update	19 Mar 04:40 AM PDT

More Information:

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

Extended Forecast for

4 Miles S Clayton CA

Overnight
Low: 2 °C
Patchy Frost
Wednesday
High: 14 °C
Increasing
Clouds
Wednesday Night
Low: 4 °C
Chance Rain
then Partly
Cloudy
Thursday
High: 16 °C
Mostly Sunny
Thursday Night
Low: 4 °C
Partly Cloudy
Friday
High: 17 °C
Mostly Sunny
Friday Night
Low: 6 °C
Partly Cloudy
Saturday
High: 19 °C
Mostly Sunny
Saturday Night
Low: 8 °C
Partly Cloudy

Detailed Forecast

Overnight

Patchy frost after 4am. Otherwise, mostly clear, with a low around 2. South southeast wind around 10 km/h.

Wednesday

Increasing clouds, with a high near 14. South southeast wind 5 to 10 km/h becoming southwest 13 to 18 km/h in the afternoon. Winds could gust as high as 35 km/h.

Wednesday Night

A 40 percent chance of rain before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 4. South southwest wind 10 to 18 km/h becoming west northwest after midnight. Winds could gust as high as 35 km/h.

Thursday

Mostly sunny, with a high near 16. Northwest wind 10 to 13 km/h.

Thursday Night

Partly cloudy, with a low around 4. West southwest wind 13 to 16 km/h, with gusts as high as 34 km/h.

Friday

Mostly sunny, with a high near 17.

Friday Night

Partly cloudy, with a low around 6.

Saturday

Mostly sunny, with a high near 19.

Saturday Night

Partly cloudy, with a low around 8.