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Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.

NA

54°F

12°C

Humidity 33%
Wind Speed NE 18 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 16 Apr 11:28 AM PDT
Extended Forecast for

2 Miles NNW San Ramon CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. North wind around 11 mph, with gusts as high as 24 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 44. North wind 6 to 8 mph, with gusts as high as 24 mph.

    Low: 44 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72. North wind around 6 mph.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. West wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76. Light and variable wind.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 66.

    High: 66 °F

    Rain Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 70. North wind around 11 mph, with gusts as high as 24 mph.
Tonight
Clear, with a low around 44. North wind 6 to 8 mph, with gusts as high as 24 mph.
Friday
Sunny, with a high near 72. North wind around 6 mph.
Friday Night
Partly cloudy, with a low around 43. West wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 76. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 71.
Sunday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 49.
Monday
Rain likely. Mostly cloudy, with a high near 66.
Monday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 48.
Tuesday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 64.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW San Ramon CA
 37.77°N 121.98°W (Elev. 518 ft)
Last Update:
11:26 am PDT Apr 16, 2026
Forecast Valid:
12pm PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation