Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Partly Cloudy

50°F

10°C

Humidity 76%
Wind Speed NE 3 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 07 Dec 10:54 AM PST
Extended Forecast for

Hayward CA

Coastal Flood Advisory December 7, 11:04am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 7, 11:04am until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Today

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 43. North northwest wind around 5 mph becoming calm  after midnight.

    Low: 43 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, sunny, with a high near 61. Calm wind becoming northwest 5 to 9 mph in the morning.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog between 1am and 4am.  Otherwise, mostly clear, with a low around 45. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 45 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog between 7am and 10am.  Otherwise, mostly sunny, with a high near 60. Calm wind becoming northwest 5 to 9 mph in the morning.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before midnight, then patchy fog after 3am.  Otherwise, mostly clear, with a low around 46.

    Low: 46 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Today
Mostly sunny, with a high near 60. West northwest wind 5 to 9 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 43. North northwest wind around 5 mph becoming calm after midnight.
Monday
Patchy fog before 9am. Otherwise, sunny, with a high near 61. Calm wind becoming northwest 5 to 9 mph in the morning.
Monday Night
Patchy fog between 1am and 4am. Otherwise, mostly clear, with a low around 45. West northwest wind around 6 mph becoming calm in the evening.
Tuesday
Patchy fog between 7am and 10am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming northwest 5 to 9 mph in the morning.
Tuesday Night
Patchy fog before midnight, then patchy fog after 3am. Otherwise, mostly clear, with a low around 46.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 64.
Wednesday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 47.
Thursday
Patchy fog before 7am. Otherwise, sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 46.
Saturday
Mostly sunny, with a high near 64.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Hayward CA
 37.62°N 122.11°W (Elev. 30 ft)
2:33 am PST Dec 7, 2025
11am PST Dec 7, 2025-6pm PST Dec 13, 2025
 
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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