Notice of NWS' New Version of Forecast
A new version of Forecast will launch March 7, 2017.
Click here to visit the new site for details.

Severe Thunderstorms Possible for the Central Gulf Coast; More Storms Move into the West

Strong to severe thunderstorms will be possible over the next several days along the central Gulf Coast and portions of the southeast. Storms may contain damaging winds, large hail and isolated tornadoes. Meanwhile, more storms will bring heavy rain, with heavy snow in the mountains to California and the southern Rockies through the weekend. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

Lat: 37.329269°NLon: 121.295381°WElev: 1861ft.

NA

42°F

6°C

Humidity 100%
Wind Speed SSE 11 G 18 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 20 Jan 4:00 am PST
Extended Forecast for

20 Miles E Mount Hamilton CA

Wind Advisory until January 20, 01:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until January 20, 01:00pm

    NOW until
    1:00pm Fri

    Wind Advisory

  • Overnight

    Overnight: Rain. The rain could be heavy at times.  Low around 43. Breezy, with a south southeast wind around 24 mph, with gusts as high as 33 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Heavy Rain
    and Breezy

    Low: 43 °F

  • Friday

    Friday: Rain before 10am, then showers and possibly a thunderstorm after 10am. Some of the storms could produce heavy rainfall.  High near 50. Breezy, with a south southeast wind 20 to 25 mph becoming south 11 to 16 mph in the afternoon. Winds could gust as high as 36 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Heavy Rain
    and Breezy

    High: 50 °F

  • Friday
    Night

    Friday Night: Showers likely.  Cloudy, with a low around 41. Breezy, with a west wind 13 to 22 mph, with gusts as high as 31 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Showers
    Likely and
    Breezy

    Low: 41 °F

  • Saturday

    Saturday: A chance of showers before 4pm, then rain likely after 4pm.  Mostly cloudy, with a high near 50. South southwest wind 6 to 9 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Rain Likely

    High: 50 °F

  • Saturday
    Night

    Saturday Night: Rain.  Low around 44. South southeast wind 8 to 13 mph increasing to 16 to 21 mph in the evening. Winds could gust as high as 29 mph.  Chance of precipitation is 80%.

    Rain

    Low: 44 °F

  • Sunday

    Sunday: Rain.  High near 50. Chance of precipitation is 90%.

    Rain

    High: 50 °F

  • Sunday
    Night

    Sunday Night: Showers likely.  Cloudy, with a low around 40. Chance of precipitation is 70%.

    Showers
    Likely

    Low: 40 °F

  • Monday

    Monday: Showers likely and possibly a thunderstorm.  Cloudy, with a high near 47.

    Showers
    Likely

    High: 47 °F

Detailed Forecast

Overnight
Rain. The rain could be heavy at times. Low around 43. Breezy, with a south southeast wind around 24 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain before 10am, then showers and possibly a thunderstorm after 10am. Some of the storms could produce heavy rainfall. High near 50. Breezy, with a south southeast wind 20 to 25 mph becoming south 11 to 16 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
Showers likely. Cloudy, with a low around 41. Breezy, with a west wind 13 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers before 4pm, then rain likely after 4pm. Mostly cloudy, with a high near 50. South southwest wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 44. South southeast wind 8 to 13 mph increasing to 16 to 21 mph in the evening. Winds could gust as high as 29 mph. Chance of precipitation is 80%.
Sunday
Rain. High near 50. Chance of precipitation is 90%.
Sunday Night
Showers likely. Cloudy, with a low around 40. Chance of precipitation is 70%.
Monday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 47.
Monday Night
A chance of showers. Cloudy, with a low around 39.
Tuesday
A slight chance of showers. Mostly cloudy, with a high near 48.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Sunny, with a high near 50.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 50.
Click Map For Forecast
Point Forecast:
20 Miles E Mount Hamilton CA
 37.38°N 121.28°W (Elev. 1401 ft)
3:41 am PST Jan 20, 2017
4am PST Jan 20, 2017-6pm PST Jan 26, 2017
 
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