Cool and dry for much of the Central Plains and Rockies. Showers over the Great Lakes and Ohio Valley.

Unsettled weather conditions are likely across portions of the Great Lakes and Ohio Valley, with scattered to numerous showers. Expect cool and mostly dry conditions across much of the central U.S. and extending westward towards the Rocky Mountains. A few showers will be possible over the Pacific Northwest. Showers will also be possible over mountainous areas of Arizona and New Mexico. Read More >

Hazardous Weather Conditions

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083°NLon: 122.11833°WElev: 46ft.

Fair

59°F

15°C

Humidity 77%
Wind Speed W 5 MPH
Barometer 29.86 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 28 Sep 1:25 am PDT
Extended Forecast for

Castro Valley CA

  • Overnight

    Overnight: Partly cloudy, with a low around 57. Light south wind.

    Partly Cloudy

    Low: 57 °F

  • Wednesday

    Wednesday: Patchy fog before 11am.  Otherwise, increasing clouds, with a high near 80. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    Patchy Fog
    then Sunny

    High: 80 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 54. West wind 6 to 11 mph becoming light  in the evening.

    Mostly Cloudy

    Low: 54 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Calm wind becoming west 5 to 7 mph in the afternoon.

    Mostly Sunny

    High: 73 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 51. Southwest wind around 10 mph.

    Partly Cloudy

    Low: 51 °F

  • Friday

    Friday: Sunny, with a high near 69.

    Sunny

    High: 69 °F

  • Friday
    Night

    Friday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 51.

    Patchy Fog

    Low: 51 °F

  • Saturday

    Saturday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 70.

    Patchy Fog
    then Sunny

    High: 70 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 49.

    Partly Cloudy

    Low: 49 °F

Detailed Forecast

Overnight
Partly cloudy, with a low around 57. Light south wind.
Wednesday
Patchy fog before 11am. Otherwise, increasing clouds, with a high near 80. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 54. West wind 6 to 11 mph becoming light in the evening.
Thursday
Mostly sunny, with a high near 73. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 51. Southwest wind around 10 mph.
Friday
Sunny, with a high near 69.
Friday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 51.
Saturday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
A slight chance of rain after 11am. Partly sunny, with a high near 69.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 53.
Monday
A slight chance of rain. Partly sunny, with a high near 69.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 53.
Tuesday
A slight chance of rain. Partly sunny, with a high near 73.
Click Map For Forecast
Point Forecast:
Castro Valley CA
 37.72°N 122.05°W (Elev. 397 ft)
5:37 pm PDT Sep 27, 2016
1am PDT Sep 28, 2016-6pm PDT Oct 4, 2016
 
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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