Pacific Storm Moves Inland; Clipper System for the Northeast; Strong Storm Impacting Alaska

In Alaska, a powerful storm will bring dangerous seas, blizzard conditions, strong winds and bitterly cold across the state through mid-week. Meanwhile, Pacific storm will move inland across California with lower elevation rain and accumulating mountain snow; Strong winds will affect the central Great Basin. A clipper system to bring snow and gusty winds for the Northeast corridor into Wednesday. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

NA

40°F

4°C

Humidity 97%
Wind Speed SSE 8 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 10 Feb 03:35 PM PST
Extended Forecast for

4 Miles SSE Clayton CA

  • This Afternoon

    This Afternoon: Rain.  Steady temperature around 48. South southwest wind around 8 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 4am.  Steady temperature around 48. Southeast wind 13 to 18 mph, with gusts as high as 34 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain

  • Wednesday

    Wednesday: Rain, with thunderstorms also possible after 1pm.  High near 49. South southeast wind 15 to 18 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 44. East southeast wind 9 to 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely
    then Slight
    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 56. North northeast wind around 8 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 4pm.  Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

This Afternoon
Rain. Steady temperature around 48. South southwest wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 4am. Steady temperature around 48. Southeast wind 13 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain, with thunderstorms also possible after 1pm. High near 49. South southeast wind 15 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 44. East southeast wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 56. North northeast wind around 8 mph.
Thursday Night
Mostly clear, with a low around 46.
Friday
Mostly sunny, with a high near 58.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
A slight chance of rain after 4pm. Mostly cloudy, with a high near 55.
Saturday Night
A chance of rain, mainly after 10pm. Cloudy, with a low around 48.
Sunday
Rain likely. Mostly cloudy, with a high near 53.
Sunday Night
Rain. Cloudy, with a low around 46.
Washington's Birthday
Rain. Cloudy, with a high near 51.
Monday Night
Rain, possibly mixed with snow. Cloudy, with a low around 44. Breezy.
Tuesday
Rain, possibly mixed with snow. Cloudy, with a high near 50. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Clayton CA
 37.87°N 121.92°W (Elev. 2818 ft)
2:43 pm PST Feb 10, 2026
3pm PST Feb 10, 2026-6pm PST Feb 17, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database