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      Coastal Flood Advisory
      until 4:00 PM PST
      Elev undefined ft, undefined °undefined undefined °undefined

      Castro Valley, CA

      Station57°
      Tue, Nov 10, 2026
      Tuesday
      Wed 11/11
      High 73°f
      8% Precip. / 0 in
      Some clouds in the morning will give way to mainly sunny skies for the afternoon. High 73F. Winds WNW at 5 to 10 mph.
      Tuesday night
      Wed 11/11
      Low 51°f
      20% Precip. / 0 in
      Partly cloudy. Low 51F. Winds light and variable.
      Sunrise 6:43 AM
      Sunset 5:00 PM
      Moonrise 8:20 AM
      Moonset 5:40 PM
      Waxing Crescent, 2% visible
      Hourly Forecast
      12AM
      57°
      1AM
      56°
      2AM
      56°
      3AM
      56°
      4AM
      56°
      5AM
      55°
      6AM
      55°
      6:43AM
      Sunrise
      7AM
      55°
      8AM
      57°
      9AM
      60°
      10AM
      63°
      11AM
      65°
      12PM
      68°
      1PM
      70°
      2PM
      72°
      3PM
      72°
      4PM
      71°
      5PM
      67°
      5:01PM
      Sunset
      6PM
      64°
      7PM
      62°
      8PM
      60°
      9PM
      58°
      10PM
      57°
      11PM
      56°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Clear
      		 57°F 57°F 8% 0in 17% 53°F 87% 3 mph NE 30.18in
      1:00 am
      Mostly Clear
      		 56°F 56°F 9% 0in 21% 53°F 87% 4 mph NE 30.18in
      2:00 am
      Partly Cloudy
      		 56°F 56°F 9% 0in 34% 52°F 88% 4 mph NE 30.18in
      3:00 am
      Partly Cloudy
      		 56°F 56°F 9% 0in 37% 52°F 88% 3 mph NE 30.17in
      4:00 am
      Partly Cloudy
      		 56°F 56°F 9% 0in 46% 52°F 88% 3 mph NNE 30.17in
      5:00 am
      Partly Cloudy
      		 55°F 55°F 9% 0in 46% 52°F 89% 3 mph NE 30.18in
      6:00 am
      Partly Cloudy
      		 55°F 55°F 9% 0in 49% 52°F 89% 3 mph NE 30.19in
      7:00 am
      Partly Cloudy
      		 55°F 55°F 9% 0in 53% 52°F 89% 3 mph ENE 30.19in
      8:00 am
      Partly Cloudy
      		 57°F 57°F 8% 0in 51% 53°F 87% 3 mph ENE 30.21in
      9:00 am
      Partly Cloudy
      		 60°F 60°F 6% 0in 34% 55°F 83% 3 mph S 30.22in
      10:00 am
      Mostly Sunny
      		 63°F 63°F 5% 0in 22% 56°F 79% 3 mph W 30.22in
      11:00 am
      Sunny
      		 65°F 65°F 3% 0in 7% 56°F 74% 4 mph W 30.2in
      12:00 pm
      Sunny
      		 68°F 68°F 2% 0in 4% 56°F 67% 6 mph W 30.18in
      1:00 pm
      Sunny
      		 70°F 70°F 1% 0in 2% 56°F 60% 7 mph WNW 30.16in
      2:00 pm
      Sunny
      		 72°F 72°F 0% 0in 1% 55°F 55% 8 mph WNW 30.15in
      3:00 pm
      Sunny
      		 72°F 72°F 0% 0in 0% 54°F 54% 9 mph WNW 30.14in
      4:00 pm
      Sunny
      		 71°F 71°F 1% 0in 0% 56°F 59% 9 mph WNW 30.13in
      5:00 pm
      Sunny
      		 67°F 67°F 3% 0in 0% 57°F 68% 8 mph WNW 30.13in
      6:00 pm
      Clear
      		 64°F 64°F 5% 0in 0% 56°F 76% 5 mph WNW 30.14in
      7:00 pm
      Clear
      		 62°F 62°F 6% 0in 1% 56°F 81% 3 mph WNW 30.14in
      8:00 pm
      Clear
      		 60°F 60°F 7% 0in 1% 55°F 84% 3 mph WNW 30.15in
      9:00 pm
      Clear
      		 58°F 58°F 7% 0in 2% 54°F 87% 4 mph ENE 30.15in
      10:00 pm
      Clear
      		 57°F 57°F 8% 0in 11% 53°F 87% 3 mph ESE 30.15in
      11:00 pm
      Clear
      		 56°F 56°F 8% 0in 16% 53°F 87% 4 mph ENE 30.15in
      Additional Conditions
      1. Pressure 30.16 in
      2. Visibility 8 miles
      3. Clouds Cloudy
      4. Dew Point53°F
      5. Humidity 87%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KHWD Station History
      Almanac for November 8, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 71°F 67°F 82°F 1955
      4. Low 53°F 49°F 35°F 1947
      5. Rain/Snow Depth
      6. Precipitation 0 in 4.7 in -
      7. Snow 0 in 0.1 in -
      Almanac for November 9, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 72°F 67°F 82°F
      4. Low 53°F 49°F 34°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:41 AM 5:02 PM
      3. Civil Twilight 6:13 AM 5:30 PM
      4. Nautical Twilight 5:42 AM 6:01PM
      5. Astronomical Twilight 5:11 AM 6:32 PM
      1. Length of Visible Light 11h 16m
      2. Length of Day 10h 21m
      3. Tomorrow will be 1 minute 58 seconds shorter
      1. Moon 6:15 AM 4:25 PM
      2. New0% of the Moon is Illuminated
      Nov 8
      New Moon
      Nov 17
      Waxing Half First Qtr
      Nov 24
      Full Moon
      Nov 30
      Waning Half Last Qtr
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