National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

59°F

15°C

Humidity 62%
Wind Speed W 8 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 11 Oct 06:25 PM PDT
Extended Forecast for

2 Miles NNW Castro Valley CA

Coastal Flood Advisory October 11, 06:51pm until October 13, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory October 11, 06:51pm until October 13, 03:00pm

    NOW until 3:00pm Tue

    Coastal Flood Advisory

  • Tonight

    Low: 49 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 67. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49. West wind 5 to 7 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 70. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. West northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 49. Southwest wind 5 to 7 mph becoming calm after midnight.
Columbus Day
Sunny, with a high near 67. Calm wind becoming west 5 to 8 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 49. West wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 70. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 49. West northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Castro Valley CA
 37.73°N 122.08°W (Elev. 614 ft)
Last Update:
1:26 pm PDT Oct 11, 2026
Forecast Valid:
6pm PDT Oct 11, 2026-6pm PDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation