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

Tracking Winter Weather and Frigid Temperatures Through This Weekend

A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

60°F

16°C

Humidity 35%
Wind Speed ENE 19 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 16 Jan 12:28 PM PST
Extended Forecast for

2 Miles NNW San Ramon CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. Northeast wind around 6 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Clear then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 64. North northeast wind 3 to 6 mph.

    High: 64 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43. Light east northeast wind.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 63.

    High: 63 °F

    Patchy Fog
    then Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 66. Northeast wind around 6 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 44. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 64. North northeast wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 43. Light east northeast wind.
Sunday
Mostly sunny, with a high near 64. Calm wind becoming northeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 43.
M.L.King Day
Sunny, with a high near 63.
Monday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 40.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 63.
Tuesday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 41.
Wednesday
Patchy fog. Otherwise, mostly sunny, with a high near 62.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Thursday
Areas of fog. Otherwise, mostly sunny, with a high near 60.
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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:
12:26 pm PST Jan 16, 2026
Forecast Valid:
12pm PST Jan 16, 2026-6pm PST Jan 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation