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

A Pacific system will bring low elevation rain and isolated thunderstorms to California tonight. Heavy snow is expected for the Sierra Nevada through late tomorrow. In the Northeast, snow may cause hazardous travel this evening into tomorrow. In Alaska, a powerful storm will bring dangerous seas, blizzard conditions, strong winds and bitterly cold across the state through mid-week. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083°NLon: 122.11833°WElev: 46.0ft.

Overcast

54°F

12°C

Humidity 81%
Wind Speed ENE 8 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 48°F (9°C)
Visibility 9.00 mi
Last update 10 Feb 08:35 PM PST
Extended Forecast for

3 Miles WNW Castro Valley CA

  • Tonight

    Tonight: Rain and thunderstorms before 2am, then rain likely.  Low around 51. East wind 7 to 9 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance Rain
    then Rain

  • Wednesday

    Wednesday: Rain.  High near 59. South wind around 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 46. East wind 6 to 8 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain Likely
    then Chance
    Rain

  • Thursday

    Thursday: Sunny, with a high near 64. North northeast wind 3 to 6 mph.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. West southwest wind 3 to 6 mph.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 4pm.  Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am.  Cloudy, with a low around 48.

    Low: 48 °F

    Rain Likely

Detailed Forecast

Tonight
Rain and thunderstorms before 2am, then rain likely. Low around 51. East wind 7 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Rain. High near 59. South wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 46. East wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 64. North northeast wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 46. West southwest wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 64.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
A slight chance of rain after 4pm. Mostly cloudy, with a high near 62.
Saturday Night
Rain likely, mainly after 4am. Cloudy, with a low around 48.
Sunday
Rain. Mostly cloudy, with a high near 60.
Sunday Night
Rain. Cloudy, with a low around 46.
Washington's Birthday
Rain. Cloudy, with a high near 57.
Monday Night
Rain. Cloudy, with a low around 44.
Tuesday
Rain. Cloudy, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Castro Valley CA
 37.73°N 122.11°W (Elev. 397 ft)
2:43 pm PST Feb 10, 2026
9pm PST Feb 10, 2026-6pm PST Feb 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database