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Sprawling Storm System Bringing Impactful Weather To Western and Central U.S. Through Midweek

A large storm system will extend from the West Coast to the Great Lakes during the next couple days bringing hazardous weather to many parts of the country. Heavy snow is expected in the higher terrain of the West, along with very strong winds. Snow and ice will disrupt travel in parts of the Midwest, and heavy rain could cause widespread flooding in the Mississippi Valley and Great Lakes. Read More >

Current conditions at

DW4201 San Ramon (D4201)

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

NA

47°F

8°C

Humidity 52%
Wind Speed NA
Barometer 29.97 in
Dewpoint 30°F (-1°C)
Visibility NA
Last update 19 Feb 10:09 am PST
Extended Forecast for

3 Miles ESE Danville CA

Freeze Warning February 20, 12:00am until February 20, 09:00am
Click here for hazard details and duration
Freeze Warning
  • Washington's
    Birthday

    Washington's Birthday: Sunny, with a high near 51. Northwest wind 11 to 13 mph.

    Sunny

    High: 51 °F

  • Tonight

    Tonight: Clear, with a low around 28. North northwest wind 8 to 10 mph.

    Clear

    Low: 28 °F

  • Tuesday

    Tuesday: Increasing clouds, with a high near 51. North northwest wind 7 to 9 mph.

    Increasing
    Clouds

    High: 51 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 30. West wind 5 to 9 mph becoming southeast in the evening.

    Mostly Cloudy

    Low: 30 °F

  • Wednesday

    Wednesday: Widespread frost before 9am.  Otherwise, sunny, with a high near 54. Light north northwest wind increasing to 5 to 9 mph in the morning.

    Frost then
    Sunny

    High: 54 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 33.

    Partly Cloudy

    Low: 33 °F

  • Thursday

    Thursday: Partly sunny, with a high near 54.

    Partly Sunny

    High: 54 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 32.

    Partly Cloudy

    Low: 32 °F

  • Friday

    Friday: Mostly sunny, with a high near 57.

    Mostly Sunny

    High: 57 °F

Detailed Forecast

Washington's Birthday
Sunny, with a high near 51. Northwest wind 11 to 13 mph.
Tonight
Clear, with a low around 28. North northwest wind 8 to 10 mph.
Tuesday
Increasing clouds, with a high near 51. North northwest wind 7 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 30. West wind 5 to 9 mph becoming southeast in the evening.
Wednesday
Widespread frost before 9am. Otherwise, sunny, with a high near 54. Light north northwest wind increasing to 5 to 9 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Partly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 34.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 60.
Click Map For Forecast
Point Forecast:
3 Miles ESE Danville CA
 37.8°N 121.96°W (Elev. 604 ft)
8:13 am PST Feb 19, 2018
10am PST Feb 19, 2018-6pm PST Feb 25, 2018
 
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Additional Resources

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