
Wintry Precipitation for the Northeast; Increasing Severe Weather Threat from the Plains to the Midwest
Wintry mixed precipitation will spread across the Northeast today, with light snow and ice accumulations forecast through southern New England. Meanwhile, the threat of severe weather will be increasing from the southern Plains to the Midwest, with rounds of showers and thunderstorms, some severe, expected each day through Friday. Read More >
Current conditions at
Hayward, Hayward Air Terminal (KHWD)
Lat: 37.66083°NLon: 122.11833°WElev: 46.0ft.
Clear
63°F
17°C
| Humidity | 67% |
| Wind Speed | WNW 12 MPH |
| Barometer | 30.08 in (1018.63 mb) |
| Dewpoint | 52°F (11°C) |
| Visibility | 10.00 mi |
| Last update | 03 Mar 03:15 PM PST |
Extended Forecast for
Castro Valley CA
Tonight

Low: 49 °F
Increasing
CloudsWednesday

High: 65 °F
Becoming
SunnyWednesday Night

Low: 43 °F
Clear
Thursday

High: 66 °F
Sunny
Thursday Night

Low: 46 °F
Clear
Friday

High: 69 °F
Sunny
Friday Night

Low: 49 °F
Mostly Clear
Saturday

High: 74 °F
Sunny
Saturday Night

Low: 50 °F
Clear
Detailed Forecast
Tonight
Increasing clouds, with a low around 49. Southwest wind around 7 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 65. West northwest wind 9 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
Clear, with a low around 43. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 66. North northwest wind 7 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Clear, with a low around 46. North northwest wind around 9 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 74.
Saturday Night
Clear, with a low around 50.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 72.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Castro Valley CA
37.72°N 122.05°W (Elev. 397 ft)
37.72°N 122.05°W (Elev. 397 ft)
12:26 pm PST Mar 3, 2026
3pm PST Mar 3, 2026-6pm PDT Mar 10, 2026


