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

60°F

16°C

Humidity 86%
Wind Speed NW 3 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 08 Oct 11:54 PM PDT
Extended Forecast for

3 Miles ESE Union City CA

Coastal Flood Advisory October 9, 09:00am until October 13, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory

  • Overnight

    Overnight: Mostly clear, with a low around 61. Light west northwest wind.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. Light west wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 54. West northwest wind 8 to 14 mph becoming southwest after midnight. Winds could gust as high as 24 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 61. West southwest wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 61 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. Breezy, with a southwest wind 15 to 22 mph, with gusts as high as 34 mph.

    Low: 49 °F

    Partly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain after 11pm. Partly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Rain

  • Columbus Day

    Columbus Day: A chance of rain, mainly before 11am. Mostly sunny, with a high near 62.

    High: 62 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 61. Light west northwest wind.
Friday
Sunny, with a high near 76. Light west wind becoming west northwest 5 to 10 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 54. West northwest wind 8 to 14 mph becoming southwest after midnight. Winds could gust as high as 24 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 61. West southwest wind 13 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 49. Breezy, with a southwest wind 15 to 22 mph, with gusts as high as 34 mph.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
A 20 percent chance of rain after 11pm. Partly cloudy, with a low around 48.
Columbus Day
A chance of rain, mainly before 11am. Mostly sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Union City CA
 37.59°N 121.96°W (Elev. 1007 ft)
Last Update:
11:27 pm PDT Oct 8, 2026
Forecast Valid:
12am PDT Oct 9, 2026-6pm PDT Oct 15, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation