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

Heat Persists Across the Central and Western U.S.; Fire Weather Concerns in the Rockies and High Plains

Record-breaking heat expected in the Central and Western U.S. for the next several days. Gusty winds and low relative humidity will create elevated to critical fire weather conditions over portions of the Rockies and High Plains Wednesday and Thursday. Rain and mountain snow are possible across the Pacific Northwest into the Rockies through Wednesday. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

52°F

11°C

Humidity 61%
Wind Speed ENE 4 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 25 Mar 03:54 AM PDT
Extended Forecast for

2 Miles NNW Castro Valley CA

  • Today

    Today: Mostly sunny, with a high near 73. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West southwest wind 5 to 9 mph becoming southeast after midnight. Winds could gust as high as 18 mph.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Light and variable wind becoming north 5 to 7 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52. North wind 5 to 7 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 79. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 79 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 73. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Tonight
Partly cloudy, with a low around 46. West southwest wind 5 to 9 mph becoming southeast after midnight. Winds could gust as high as 18 mph.
Thursday
Mostly sunny, with a high near 76. Light and variable wind becoming north 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 52. North wind 5 to 7 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 79. Calm wind becoming north northeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 52.
Monday
A slight chance of rain. Partly sunny, with a high near 71.
Monday Night
A chance of rain. Mostly cloudy, with a low around 52.
Tuesday
A chance of rain. Partly sunny, with a high near 65.
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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:
1:56 am PDT Mar 25, 2026
Forecast Valid:
4am PDT Mar 25, 2026-6pm PDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

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