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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

42°F

6°C

Humidity 100%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 27 Dec 04:28 AM PST
Extended Forecast for

3 Miles W Danville CA

  • Today

    Today: Mostly sunny, with a high near 50. West northwest wind around 7 mph becoming north in the morning.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. North northeast wind 3 to 5 mph.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Patchy frost before 7am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 50. North northeast wind 5 to 7 mph.

    High: 50 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Patchy frost before 4am, then areas of frost after 5am. Otherwise, mostly clear, with a low around 36. Northeast wind around 6 mph.

    Low: 36 °F

    Clear then
    Areas Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 52. Northeast wind 7 to 9 mph.

    High: 52 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Patchy frost after 4am. Otherwise, mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Tuesday

    Tuesday: Areas of frost before 8am. Otherwise, sunny, with a high near 53.

    High: 53 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy frost after 5am. Otherwise, mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear
    then Patchy
    Frost

  • Wednesday

    Wednesday: Patchy frost before 7am. Otherwise, mostly sunny, with a high near 52.

    High: 52 °F

    Patchy Frost
    then Mostly
    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 50. West northwest wind around 7 mph becoming north in the morning.
Tonight
Partly cloudy, with a low around 37. North northeast wind 3 to 5 mph.
Sunday
Patchy frost before 7am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 50. North northeast wind 5 to 7 mph.
Sunday Night
Patchy frost before 4am, then areas of frost after 5am. Otherwise, mostly clear, with a low around 36. Northeast wind around 6 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 52. Northeast wind 7 to 9 mph.
Monday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 36.
Tuesday
Areas of frost before 8am. Otherwise, sunny, with a high near 53.
Tuesday Night
Patchy frost after 5am. Otherwise, mostly clear, with a low around 37.
Wednesday
Patchy frost before 7am. Otherwise, mostly sunny, with a high near 52.
Wednesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 40.
New Year's Day
A chance of rain. Mostly cloudy, with a high near 52.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 43.
Friday
A chance of rain. Partly sunny, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Danville CA
 37.8°N 122.07°W (Elev. 974 ft)
Last Update:
12:27 am PST Dec 27, 2025
Forecast Valid:
4am PST Dec 27, 2025-6pm PST Jan 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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