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

Fire Weather Concerns for the Plains; Thunderstorms in the Southeast; Record Warmth Spreads in the Southwest

Elevated to locally critical conditions will persist across the High Plains. Showers and scattered thunderstorms are expected over parts of the Southeast and Florida Peninsula. Clipper system will bring modest snowfall and strong winds from the Northern High Plains into the Upper Midwest this weekend. Record warmth will persist across the Southwest into the southern Plains. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

61°F

16°C

Humidity 82%
Wind Speed N 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 26 Feb 09:20 PM PST
Extended Forecast for

3 Miles WNW Castro Valley CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. Light and variable wind.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77. North northeast wind 3 to 6 mph.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 57. Light east northeast wind.

    Low: 57 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54. West southwest wind around 6 mph.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 4am. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Rain

  • Monday

    Monday: A slight chance of rain after 10am. Mostly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain

  • Monday Night

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

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 54. Light and variable wind.
Friday
Mostly sunny, with a high near 77. North northeast wind 3 to 6 mph.
Friday Night
Mostly cloudy, with a low around 57. Light east northeast wind.
Saturday
Mostly sunny, with a high near 75. Light and variable wind becoming west around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 54. West southwest wind around 6 mph.
Sunday
Mostly cloudy, with a high near 66.
Sunday Night
A 20 percent chance of rain before 4am. Mostly cloudy, with a low around 51.
Monday
A slight chance of rain after 10am. Mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Partly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Castro Valley CA
 37.73°N 122.11°W (Elev. 397 ft)
Last Update:
12:26 pm PST Feb 26, 2026
Forecast Valid:
9pm PST Feb 26, 2026-6pm PST Mar 5, 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