Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

47°F

8°C

Humidity 81%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 23 Jan 04:28 AM PST
Extended Forecast for

2 Miles NNW San Ramon CA

  • Today

    Today: Areas of fog before 11am.  Otherwise, mostly sunny, with a high near 59. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 59 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog before 3am.  Otherwise, partly cloudy, with a low around 40. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 40 °F

    Patchy Fog

  • Saturday

    Saturday: Sunny, with a high near 60. North wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 5am.  Otherwise, increasing clouds, with a low around 36. North northwest wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 18 mph.

    Low: 36 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 7am.  Otherwise, mostly cloudy, with a high near 57. Light north northeast wind.

    High: 57 °F

    Areas Frost
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Tonight
Patchy fog before 3am. Otherwise, partly cloudy, with a low around 40. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 60. North wind 6 to 11 mph, with gusts as high as 18 mph.
Saturday Night
Areas of frost after 5am. Otherwise, increasing clouds, with a low around 36. North northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Sunday
Areas of frost before 7am. Otherwise, mostly cloudy, with a high near 57. Light north northeast wind.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 61.
Monday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 39.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
A slight chance of rain. Partly sunny, with a high near 60.
Wednesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 42.
Thursday
Patchy fog. Otherwise, mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW San Ramon CA
 37.77°N 121.98°W (Elev. 518 ft)
12:26 am PST Jan 23, 2026
5am PST Jan 23, 2026-6pm PST Jan 29, 2026
 
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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