Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

48°F

9°C

Humidity 34%
Wind Speed E 19 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 24 Jan 11:28 PM PST
Extended Forecast for

2 Miles NNW San Ramon CA

  • Overnight

    Overnight: Patchy frost after 4am.  Otherwise, partly cloudy, with a low around 36. North northwest wind around 5 mph becoming calm.

    Low: 36 °F

    Patchy Frost

  • Sunday

    Sunday: Patchy frost before 9am.  Otherwise, increasing clouds, with a high near 57. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 57 °F

    Patchy Frost
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly after 4am.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mainly before 10am.  Partly sunny, with a high near 59.

    High: 59 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 10pm.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Rain then
    Patchy Fog

Detailed Forecast

Overnight
Patchy frost after 4am. Otherwise, partly cloudy, with a low around 36. North northwest wind around 5 mph becoming calm.
Sunday
Patchy frost before 9am. Otherwise, increasing clouds, with a high near 57. Calm wind becoming east northeast around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 38. Calm wind.
Monday
Mostly sunny, with a high near 61. Calm wind becoming east northeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 38. Calm wind.
Tuesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 60.
Tuesday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain, mainly before 10am. Partly sunny, with a high near 59.
Wednesday Night
A slight chance of rain before 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 42.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 63.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Friday
Patchy fog. Otherwise, partly sunny, with a high near 62.
Friday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Saturday
Patchy fog. Otherwise, mostly cloudy, with a high near 63.
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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 pm PST Jan 24, 2026
12am PST Jan 25, 2026-6pm PST Jan 31, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database