Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

Lat: 37.95°NLon: 121.88444°WElev: 1600.0ft.

N/A

Humidity	25%
Wind Speed	SE 9 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	10 Aug 02:28 AM PDT

More Information:

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

Extended Forecast for

4 Miles S Clayton CA

Today
High: 62 °F
Sunny
Tonight
Low: 61 °F⇑
Partly Cloudy
Tuesday
High: 67 °F⇓
Mostly Sunny
Tuesday Night
Low: 60 °F
Mostly Clear
Wednesday
High: 69 °F
Sunny
Wednesday Night
Low: 63 °F
Mostly Clear
Thursday
High: 70 °F
Sunny
Thursday Night
Low: 64 °F
Mostly Clear
Friday
High: 70 °F
Sunny

Detailed Forecast

Today

Sunny, with a steady temperature around 62. Southwest wind around 15 mph, with gusts as high as 28 mph.

Tonight

Partly cloudy, with a temperature falling to near 61 by 8pm, then rising to around 66 during the remainder of the night. West southwest wind around 15 mph, with gusts as high as 31 mph.

Tuesday

Mostly sunny, with a temperature falling to around 60 by 11am. West southwest wind 10 to 13 mph, with gusts as high as 26 mph.

Tuesday Night

Mostly clear, with a low around 60. Southwest wind 5 to 13 mph, with gusts as high as 24 mph.

Wednesday

Sunny, with a high near 69. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

Wednesday Night

Mostly clear, with a low around 63.

Thursday

Sunny, with a high near 70.

Thursday Night

Mostly clear, with a low around 64.