National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall Continues in Hawaii; Severe Thunderstorms and Heavy Rainfall in the Plains and Southern Appalachians

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorms and heavy rainfall will shift into the southern Appalachians today. Strong to severe thunderstorms may produce large hail, scattered wind gusts, and heavy rain today across the northern and central Plains. Read More >

Current conditions at

FW3625 San Ramon (F3625)

Lat: 37.738°NLon: 121.945°WElev: 415.09ft.

NA

80°F

27°C

Humidity 34%
Wind Speed SW 2 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 49°F (9°C)
Visibility NA
Heat Index79°F (26°C)
Last update 17 Aug 01:25 PM PDT
Extended Forecast for

San Ramon CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. West wind 6 to 8 mph, with gusts as high as 18 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 57. West wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 84. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 84 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58. West southwest wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 81. West wind 6 to 8 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around 57. West wind around 6 mph becoming calm in the evening.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 84. Calm wind becoming west 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 58. West southwest wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Ramon CA
 37.76°N 121.95°W (Elev. 420 ft)
Last Update:
1:26 pm PDT Aug 17, 2026
Forecast Valid:
1pm PDT Aug 17, 2026-6pm PDT Aug 23, 2026
 
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