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

Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

67°F

19°C

Humidity 65%
Wind Speed NW 12 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 12 Jul 06:54 PM PDT
Extended Forecast for

2 Miles WNW Castro Valley CA

  • Tonight

    Tonight: Increasing clouds, with a low around 56. West northwest wind 5 to 9 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Light west wind increasing to 5 to 10 mph in the morning.

    High: 78 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 56. West wind 5 to 8 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 79. Light west wind increasing to 5 to 9 mph in the afternoon.

    High: 79 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. West southwest wind 6 to 10 mph.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 56. West northwest wind 5 to 9 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Light west wind increasing to 5 to 10 mph in the morning.
Sunday Night
Increasing clouds, with a low around 56. West wind 5 to 8 mph.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 79. Light west wind increasing to 5 to 9 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 56. West southwest wind 6 to 10 mph.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Castro Valley CA
 37.73°N 122.11°W (Elev. 397 ft)
Last Update:
3:36 pm PDT Jul 12, 2025
Forecast Valid:
7pm PDT Jul 12, 2025-6pm PDT Jul 19, 2025
 
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