Weather Alert
Castlemont Senior High School Weather Warning NWS WEATHER ALERT FOR THE CASTLEMONT SENIOR HIGH SCHOOL, CA AREA - Issued: 943 PM PDT Sun Aug 9 2026 Castlemont Senior High School Weather Warning

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Castlemont Senior High School, CA Weather - Hour by Hour Forecast

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Castlemont Senior High School, CA Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Mostly Clear. Temperature is 64°F18°C, dew point 56°F13°C, humidity 74%. Wind direction is WNW at 16 mph26 km/h with visibility of 9 mi14 km. Barometric pressure is 29.89 in1012 mb.
Tonight - Mostly clear in the evening then becoming partly cloudy. Lows around 60. West winds 10 to 20 mph...Becoming 5 to 10 mph after midn.. Full Forecast
Tuesday - Partly cloudy in the morning then becoming sunny. Highs in the 70s to mid 80s. West winds 5 to 10 mph increasing to 10 to 20 mph i.. Full Forecast

Castlemont Senior High School Hourly Weather

24 Hour Forecast Scroll
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Castlemont Senior High School, CA Hourly Weather - Partly Cloudy - 6:00 PM Castlemont Senior High School, CA Hourly Weather - Mostly Cloudy - 7:00 PM Castlemont Senior High School, CA Hourly Weather - Mostly Cloudy - 8:00 PM Castlemont Senior High School, CA Hourly Weather - Mostly Cloudy - 9:00 PM Castlemont Senior High School, CA Hourly Weather - Cloudy - 10:00 PM Castlemont Senior High School, CA Hourly Weather - Cloudy - 11:00 PM Castlemont Senior High School, CA Hourly Weather - Cloudy - 12:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 1:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 2:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 3:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 4:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 5:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 6:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 7:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 8:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 9:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 10:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 11:00 AM Castlemont Senior High School, CA Hourly Weather - Cloudy - 12:00 PM Castlemont Senior High School, CA Hourly Weather - Mostly Cloudy - 1:00 PM Castlemont Senior High School, CA Hourly Weather - Mostly Cloudy - 2:00 PM Castlemont Senior High School, CA Hourly Weather - Mostly Cloudy - 3:00 PM Castlemont Senior High School, CA Hourly Weather - Mostly Cloudy - 4:00 PM Castlemont Senior High School, CA Hourly Weather - Mostly Cloudy - 5:00 PM
Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
65°F18°C 64°F18°C 62°F17°C 62°F17°C 62°F17°C 62°F17°C 62°F17°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C 61°F16°C 62°F17°C 62°F17°C 63°F17°C 65°F18°C 67°F19°C 69°F21°C 70°F21°C 72°F22°C 73°F23°C 72°F22°C 72°F22°C 71°F22°C
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0% 0% 0% 0% 0% 0% 1% 1% 1% 1% 1% 1% 3% 3% 3% 3% 3% 3% 0% 0% 0% 0% 0% 0%
56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C
73% 75% 81% 81% 81% 81% 81% 84% 84% 84% 84% 84% 81% 81% 78% 73% 70% 66% 63% 59% 57% 59% 59% 61%
NW WNW WNW WNW WNW WNW W W W SSW SSW SSW SSW SW SW SW SSW SSW SSW W W W W W
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Hour (PDT)
Weather
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POP = Probability of Precipitation. ** Indicates missing data/values from KOAK model statistics.

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Prob Precip % = Probability of Precipitation.

Castlemont Senior High School 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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