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Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

56°F

13°C

Humidity 41%
Wind Speed WSW 10 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 06 Feb 09:28 PM PST
Extended Forecast for

3 Miles WSW San Ramon CA

  • Tonight

    Tonight: Partly cloudy, with a low around 45. West southwest wind around 7 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 62. West southwest wind 5 to 8 mph.

    High: 62 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. West southwest wind around 7 mph.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: A 10 percent chance of rain after 4pm. Partly sunny, with a high near 61. West wind 5 to 7 mph.

    High: 61 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 48. West southwest wind around 9 mph.

    Low: 48 °F

    Slight Chance
    Rain then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 59.

    High: 59 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A chance of rain. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. West southwest wind around 7 mph.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 62. West southwest wind 5 to 8 mph.
Saturday Night
Partly cloudy, with a low around 45. West southwest wind around 7 mph.
Sunday
A 10 percent chance of rain after 4pm. Partly sunny, with a high near 61. West wind 5 to 7 mph.
Sunday Night
A 20 percent chance of rain before 10pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 48. West southwest wind around 9 mph.
Monday
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 59.
Monday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Mostly cloudy, with a high near 53.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain, mainly before 10am. Mostly sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 42.
Friday
A slight chance of rain. Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW San Ramon CA
 37.75°N 122°W (Elev. 1362 ft)
Last Update:
2:55 pm PST Feb 6, 2026
Forecast Valid:
10pm PST Feb 6, 2026-6pm PST Feb 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation