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Arctic Air Plunges into the Great Lakes, Northeast and Mid-Atlantic

Arctic air dropping through the northern and eastern U.S. and a storm off the east coast will bring periods of snow, very cold wind chills and hazardous traveling conditions from the Upper Great Lakes to the Northeast. Meanwhile in southern California, Santa Ana winds will decrease but hot, dry air will remain over the area with elevated fire weather conditions. Read More >

Current conditions at

DW4201 San Ramon (D4201)

Lat: 37.75717°NLon: 121.94567°WElev: 427ft.

NA

58°F

14°C

Humidity 44%
Wind Speed NA
Barometer 30.15 in
Dewpoint 36°F (2°C)
Visibility NA
Last update 12 Dec 4:32 pm PST
Extended Forecast for

3 Miles ESE Danville CA

  • Tonight

    Tonight: Clear, with a low around 31. South wind around 5 mph becoming calm  in the evening.

    Clear

    Low: 31 °F

  • Wednesday

    Wednesday: Sunny, with a high near 63. Northwest wind 5 to 8 mph.

    Sunny

    High: 63 °F

  • Wednesday
    Night

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

    Mostly Clear

    Low: 38 °F

  • Thursday

    Thursday: Sunny, with a high near 65. Northwest wind 5 to 7 mph.

    Sunny

    High: 65 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 39. Calm wind becoming east northeast around 5 mph in the evening.

    Mostly Clear

    Low: 39 °F

  • Friday

    Friday: Mostly sunny, with a high near 65.

    Mostly Sunny

    High: 65 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 41.

    Partly Cloudy

    Low: 41 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    Mostly Sunny

    High: 65 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 41.

    Mostly Clear

    Low: 41 °F

Detailed Forecast

Tonight
Clear, with a low around 31. South wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 63. Northwest wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 38. Calm wind.
Thursday
Sunny, with a high near 65. Northwest wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 39. Calm wind becoming east northeast around 5 mph in the evening.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 64.
Click Map For Forecast
Point Forecast:
3 Miles ESE Danville CA
 37.8°N 121.96°W (Elev. 604 ft)
3:22 pm PST Dec 12, 2017
5pm PST Dec 12, 2017-6pm PST Dec 19, 2017
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database