Weather Alert
Castaic Weather Warning NWS WEATHER ALERT FOR THE CASTAIC, CA AREA - Issued: 1217 PM PDT Thu Oct 1 2026 Castaic Weather Warning

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Castaic, CA Weather - Hour by Hour Forecast

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Castaic, CA Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 89°F32°C, dew point 30°F-1°C, humidity 12%. Wind direction is SSW at 8 mph13 km/h with visibility of 10 mi16 km. Barometric pressure is 30.07 in1018 mb.
Tonight - Clear. Lows in the mid 50s to mid 60s except the upper 60s to mid 70s in the hills... Full Forecast
Friday - Sunny. Highs 99 to 105... Full Forecast

Castaic Hourly Weather

24 Hour Forecast Scroll
Thu, Oct 01
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Midnight
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Noon
Fri, Oct 02
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3:00 pm
Castaic, CA Hourly Weather - Clear - 4:00 PM Castaic, CA Hourly Weather - Clear - 5:00 PM Castaic, CA Hourly Weather - Clear - 6:00 PM Castaic, CA Hourly Weather - Clear - 7:00 PM Castaic, CA Hourly Weather - Clear - 8:00 PM Castaic, CA Hourly Weather - Clear - 9:00 PM Castaic, CA Hourly Weather - Clear - 10:00 PM Castaic, CA Hourly Weather - Clear - 11:00 PM Castaic, CA Hourly Weather - Clear - 12:00 AM Castaic, CA Hourly Weather - Clear - 1:00 AM Castaic, CA Hourly Weather - Clear - 2:00 AM Castaic, CA Hourly Weather - Clear - 3:00 AM Castaic, CA Hourly Weather - Clear - 4:00 AM Castaic, CA Hourly Weather - Clear - 5:00 AM Castaic, CA Hourly Weather - Clear - 6:00 AM Castaic, CA Hourly Weather - Clear - 7:00 AM Castaic, CA Hourly Weather - Clear - 8:00 AM Castaic, CA Hourly Weather - Clear - 9:00 AM Castaic, CA Hourly Weather - Clear - 10:00 AM Castaic, CA Hourly Weather - Clear - 11:00 AM Castaic, CA Hourly Weather - Clear - 12:00 PM Castaic, CA Hourly Weather - Clear - 1:00 PM Castaic, CA Hourly Weather - Clear - 2:00 PM Castaic, CA Hourly Weather - Clear - 3:00 PM
Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
86°F30°C 85°F29°C 82°F28°C 79°F26°C 76°F24°C 75°F24°C 75°F24°C 74°F23°C 74°F23°C 73°F23°C 73°F23°C 73°F23°C 73°F23°C 73°F23°C 74°F23°C 75°F24°C 76°F24°C 79°F26°C 83°F28°C 86°F30°C 88°F31°C 89°F32°C 91°F33°C 90°F32°C
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0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
29°F-2°C 30°F-1°C 31°F-1°C 31°F-1°C 32°F0°C 32°F0°C 31°F-1°C 31°F-1°C 31°F-1°C 30°F-1°C 30°F-1°C 30°F-1°C 31°F-1°C 31°F-1°C 31°F-1°C 31°F-1°C 31°F-1°C 31°F-1°C 30°F-1°C 30°F-1°C 30°F-1°C 29°F-2°C 29°F-2°C 29°F-2°C
13% 14% 16% 17% 20% 21% 20% 21% 21% 20% 20% 20% 21% 21% 21% 20% 19% 17% 15% 13% 12% 12% 11% 11%
SSE S SW SSW WNW NW NW NNW NW NW NW NW NNW N SSW SSE ENE E E E E E E E
8 mph 8 mph 8 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 8 mph 8 mph 8 mph 10 mph 10 mph 10 mph 11 mph 11 mph 11 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (PDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KSDB model statistics.

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Prob Precip % = Probability of Precipitation.

Castaic 36 Hour Forecast

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

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