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

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

FW3625 San Ramon (F3625)

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

NA

58°F

14°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 15 Aug 05:55 AM PDT
Extended Forecast for

2 Miles NNW San Ramon CA

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 76. West southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 76 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 81. West southwest wind 5 to 8 mph, with gusts as high as 18 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 56. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 76. West wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 76. West southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 55. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 81. West southwest wind 5 to 8 mph, with gusts as high as 18 mph.
Sunday Night
Increasing clouds, with a low around 56. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 76. West wind 7 to 9 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW San Ramon CA
 37.77°N 121.98°W (Elev. 518 ft)
Last Update:
1:26 am PDT Aug 15, 2026
Forecast Valid:
6am PDT Aug 15, 2026-6pm PDT Aug 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation