Marine Weather and Tide Forecast for Fullerton, CA
 | Sunrise 6:06 AM Sunset 7:48 PM Moonrise 11:40 PM Moonset 1:13 PM |
Marine Forecasts
NOTE: Zones updated 4/16/2026. Some zones changed. Use Edit if needed.
PZZ655 Inner Waters From Point Mugu To San Mateo Pt. Ca Including Santa Catalina And Anacapa Islands- 913 Am Pdt Wed Aug 5 2026
Rest of today - Light winds, becoming W 10 to 20 kt this afternoon. Seas 2 ft. Wave detail: W 2 ft at 5 seconds.
Tonight - W wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave detail: W 2 ft at 5 seconds and S 2 ft at 13 seconds.
Thu - Light winds, becoming W 10 to 15 kt in the afternoon. Seas 2 ft. Wave detail: W 2 ft at 5 seconds and S 2 ft at 13 seconds.
Thu night - W wind 10 to 15 kt in the evening, becoming light. Seas 2 ft. Wave detail: W 2 ft at 5 seconds and S 2 ft at 13 seconds.
Fri - Light winds, becoming W 10 to 15 kt in the afternoon. Seas 2 ft. Wave detail: W 2 ft at 5 seconds and S 2 ft at 14 seconds.
Fri night - W wind 10 to 15 kt in the evening, becoming light. Seas 2 ft. Wave detail: W 2 ft at 5 seconds and S 2 ft at 14 seconds.
Sat - Light winds, becoming W 5 to 10 kt in the afternoon. Seas 2 ft. Wave detail: W 2 ft at 5 seconds and S 2 ft at 14 seconds.
Sat night - W wind 10 to 15 kt in the evening, becoming light. Seas 2 to 3 ft. Wave detail: W 2 ft at 5 seconds and S 2 ft at 15 seconds.
Sun - Light winds, becoming sw 5 to 10 kt in the afternoon. Seas 2 ft. Wave detail: W 2 ft at 5 seconds and S 2 ft at 15 seconds.
Sun night - SW wind 5 to 10 kt in the evening, becoming light. Seas 2 ft. Wave detail: S 2 ft at 15 seconds.
PZZ600 913 Am Pdt Wed Aug 5 2026
Synopsis for the southern california coast and santa barbara channel including the channel islands national marine sanctuary and national park - At 16z or 9 am pdt, a 1024 mb surface high was 820 nm nw of seattle and a 1002 mb low was centered over central nevada.
7 Day Forecast for Marine Location Near Fullerton, CA
NEW! Add second zone forecast
| Los Patos (highway bridge) Click for Map Wed -- 03:18 AM PDT 2.59 feet High Tide Wed -- 06:07 AM PDT Sunrise Wed -- 08:42 AM PDT 1.14 feet Low Tide Wed -- 01:12 PM PDT Moonset Wed -- 03:42 PM PDT 4.38 feet High Tide Wed -- 07:22 PM PDT Last Quarter Wed -- 07:48 PM PDT Sunset Wed -- 11:40 PM PDT 0.73 feet Low Tide Wed -- 11:41 PM PDT Moonrise Tide / Current data from XTide NOT FOR NAVIGATION |
Los Patos (highway bridge), California, Tide feet
| 12 am |
| 1.5 |
| 1 am |
| 2 |
| 2 am |
| 2.4 |
| 3 am |
| 2.6 |
| 4 am |
| 2.5 |
| 5 am |
| 2.3 |
| 6 am |
| 1.9 |
| 7 am |
| 1.5 |
| 8 am |
| 1.2 |
| 9 am |
| 1.1 |
| 10 am |
| 1.4 |
| 11 am |
| 1.8 |
| 12 pm |
| 2.5 |
| 1 pm |
| 3.3 |
| 2 pm |
| 3.9 |
| 3 pm |
| 4.3 |
| 4 pm |
| 4.4 |
| 5 pm |
| 4.1 |
| 6 pm |
| 3.6 |
| 7 pm |
| 3 |
| 8 pm |
| 2.2 |
| 9 pm |
| 1.6 |
| 10 pm |
| 1.1 |
| 11 pm |
| 0.8 |
| Queens Gate (depth 35 ft) Click for Map Flood direction 48 true Ebb direction 257 true Wed -- 03:31 AM PDT -0.17 knots Max Ebb Wed -- 06:07 AM PDT Sunrise Wed -- 08:20 AM PDT 0.00 knots Slack Wed -- 09:34 AM PDT 0.02 knots Max Flood Wed -- 10:52 AM PDT -0.00 knots Slack Wed -- 01:13 PM PDT Moonset Wed -- 03:33 PM PDT -0.14 knots Max Ebb Wed -- 07:22 PM PDT Last Quarter Wed -- 07:49 PM PDT Sunset Wed -- 08:42 PM PDT 0.00 knots Slack Wed -- 10:26 PM PDT 0.04 knots Max Flood Wed -- 11:41 PM PDT Moonrise Tide / Current data from XTide NOT FOR NAVIGATION |
Queens Gate (depth 35 ft), California Current, knots
| 12 am |
| -0 |
| 1 am |
| -0.1 |
| 2 am |
| -0.1 |
| 3 am |
| -0.2 |
| 4 am |
| -0.2 |
| 5 am |
| -0.1 |
| 6 am |
| -0.1 |
| 7 am |
| -0 |
| 8 am |
| -0 |
| 9 am |
| 0 |
| 10 am |
| 0 |
| 11 am |
| -0 |
| 12 pm |
| -0 |
| 1 pm |
| -0.1 |
| 2 pm |
| -0.1 |
| 3 pm |
| -0.1 |
| 4 pm |
| -0.1 |
| 5 pm |
| -0.1 |
| 6 pm |
| -0.1 |
| 7 pm |
| -0 |
| 8 pm |
| -0 |
| 9 pm |
| 0 |
| 10 pm |
| 0 |
| 11 pm |
| 0 |
FXUS66 KSGX 051735 AFDSGX
Area Forecast Discussion National Weather Service San Diego CA 1035 AM PDT Wed Aug 5 2026
SYNOPSIS
There will be a gradual warming trend through Saturday with slowly increasing HeatRisk. On Saturday, there will be moderate HeatRisk for the mountains and Inland Empire with major to locally extreme HeatRisk for the deserts. Night and morning low clouds will continue to spread into coastal areas and occasionally the far western valleys late each night. There will be slowly increasing monsoonal moisture in east to southeast flow aloft into early next week with a few showers over the mountains on Thursday afternoon and a slight chance of showers and thunderstorms for the mountains for each afternoon beginning on Friday. High temperatures for inland areas for Sunday and Monday will not be quite as hot.
DISCUSSION
FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE...
SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
UPDATED AVIATION DISCUSSION
.SHORT TERM (Today through Friday)...
Not much change in temperatures is expected for today with slight warming on Thursday and a little greater warming for Friday and Saturday. High temperatures for today through Saturday will warm a few degrees near the coast to around 5 degrees for inland areas.
Night and morning low clouds will continue to spread inland into coastal areas each night and into the far western valleys occasionally late each night.
There could be a few showers over the mountains on Thursday afternoon as shown by some of the higher-resolution models including the HRRR, CANSAC WRF, and RRFS with a few showers and isolated thunderstorms possible on Friday afternoon. Chances for measurable rainfall are 15 percent or less each day.
.LONG TERM (Saturday through Tuesday)...
High temperatures on Saturday will range from few degrees above average near the coast to 5 to 10 degrees above average for the deserts. High temperatures on Saturday will range from the mid 70s to lower 80s near the coast to the mid 90s to 105 for the Inland Empire with 112 to 116 for the lower deserts. On Saturday, there will be moderate HeatRisk for the mountains and Inland Empire with major to locally extreme HeatRisk for the deserts.
For Sunday and Monday, high pressure will slowly weaken with the flow aloft becoming more southeasterly. Low-level moisture will slowly increase for the deserts with high temperatures becoming not quite as hot for inland areas.
High temperatures on Monday will be mostly within a few degrees of average to a few to around 5 degrees above average for the deserts. High temperatures on Monday will range from the mid 70s to lower 80s near the coast to the 90s to around 100 for the Inland Empire with 106 to 110 for the lower deserts.
AVIATION
051800Z
Coasts/Valleys
Satellite shows low clouds are quickly eroding back towards the coast, with clearing expected for coastal TAF sites by 19z. Patchy stratus may linger at the beaches through the afternoon. Low clouds redevelop and move inland again this evening, likely after 03z Thur, with slightly lower bases around 1000-1500ft MSL. VIS down to 3-5SM for inland valleys and coastal terrain. Clearing on Thursday will occur a little earlier, likely by 16-18z.
Mountains/Deserts
SCT-BKN clouds AOA 20,000ft MSL with unrestricted VIS through Thursday.
MARINE
No hazardous marine conditions are expected through Saturday.
SGX WATCHES/WARNINGS/ADVISORIES
CA...Heat Advisory until 8 PM PDT Saturday for Riverside County Mountains-San Bernardino County Mountains-San Bernardino and Riverside County Valleys-The Inland Empire-San Diego County Mountains.
Extreme Heat Warning until 8 PM PDT Saturday for Apple and Lucerne Valleys-Coachella Valley-San Diego County Deserts- San Gorgonio Pass near Banning.
PZ...None.
Area Forecast Discussion National Weather Service San Diego CA 1035 AM PDT Wed Aug 5 2026
SYNOPSIS
There will be a gradual warming trend through Saturday with slowly increasing HeatRisk. On Saturday, there will be moderate HeatRisk for the mountains and Inland Empire with major to locally extreme HeatRisk for the deserts. Night and morning low clouds will continue to spread into coastal areas and occasionally the far western valleys late each night. There will be slowly increasing monsoonal moisture in east to southeast flow aloft into early next week with a few showers over the mountains on Thursday afternoon and a slight chance of showers and thunderstorms for the mountains for each afternoon beginning on Friday. High temperatures for inland areas for Sunday and Monday will not be quite as hot.
DISCUSSION
FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE...
SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
UPDATED AVIATION DISCUSSION
.SHORT TERM (Today through Friday)...
Not much change in temperatures is expected for today with slight warming on Thursday and a little greater warming for Friday and Saturday. High temperatures for today through Saturday will warm a few degrees near the coast to around 5 degrees for inland areas.
Night and morning low clouds will continue to spread inland into coastal areas each night and into the far western valleys occasionally late each night.
There could be a few showers over the mountains on Thursday afternoon as shown by some of the higher-resolution models including the HRRR, CANSAC WRF, and RRFS with a few showers and isolated thunderstorms possible on Friday afternoon. Chances for measurable rainfall are 15 percent or less each day.
.LONG TERM (Saturday through Tuesday)...
High temperatures on Saturday will range from few degrees above average near the coast to 5 to 10 degrees above average for the deserts. High temperatures on Saturday will range from the mid 70s to lower 80s near the coast to the mid 90s to 105 for the Inland Empire with 112 to 116 for the lower deserts. On Saturday, there will be moderate HeatRisk for the mountains and Inland Empire with major to locally extreme HeatRisk for the deserts.
For Sunday and Monday, high pressure will slowly weaken with the flow aloft becoming more southeasterly. Low-level moisture will slowly increase for the deserts with high temperatures becoming not quite as hot for inland areas.
High temperatures on Monday will be mostly within a few degrees of average to a few to around 5 degrees above average for the deserts. High temperatures on Monday will range from the mid 70s to lower 80s near the coast to the 90s to around 100 for the Inland Empire with 106 to 110 for the lower deserts.
AVIATION
051800Z
Coasts/Valleys
Satellite shows low clouds are quickly eroding back towards the coast, with clearing expected for coastal TAF sites by 19z. Patchy stratus may linger at the beaches through the afternoon. Low clouds redevelop and move inland again this evening, likely after 03z Thur, with slightly lower bases around 1000-1500ft MSL. VIS down to 3-5SM for inland valleys and coastal terrain. Clearing on Thursday will occur a little earlier, likely by 16-18z.
Mountains/Deserts
SCT-BKN clouds AOA 20,000ft MSL with unrestricted VIS through Thursday.
MARINE
No hazardous marine conditions are expected through Saturday.
SGX WATCHES/WARNINGS/ADVISORIES
CA...Heat Advisory until 8 PM PDT Saturday for Riverside County Mountains-San Bernardino County Mountains-San Bernardino and Riverside County Valleys-The Inland Empire-San Diego County Mountains.
Extreme Heat Warning until 8 PM PDT Saturday for Apple and Lucerne Valleys-Coachella Valley-San Diego County Deserts- San Gorgonio Pass near Banning.
PZ...None.
Wind History for Los Angeles Pier J, CA
toggle option: (graph/table)
| Airport | Dist | Age | Wind kt | Vis | Sky | Weather | Air | DewPt | RH | inHg |
| KFUL Fullerton Municipal Airport US | 5 sm | 17 min | calm | 10 sm | A Few Clouds | 77°F | 64°F | 65% | 29.95 | |
| KSLI Los Alamitos Army Air Field US | 8 sm | 15 min | SSW 07 | 6 sm | Mostly Cloudy | Haze | 77°F | 64°F | 65% | 29.92 |
| KSNA John Wayne Orange County International Airport US | 11 sm | 17 min | SSW 04 | 9 sm | Overcast | 73°F | 64°F | 73% | 29.96 | |
| KLGB Long Beach International Airport US | 13 sm | 17 min | SSE 06 | 10 sm | Partly Cloudy | 75°F | 64°F | 69% | 29.95 | |
| KAJO Corona Municipal Airport US | 16 sm | 14 min | WNW 07 | 10 sm | Clear | 82°F | 64°F | 55% | 29.95 | |
| KCNO Chino Airport US | 17 sm | 17 min | WSW 04 | 9 sm | Clear | 82°F | 61°F | 48% | 29.96 | |
| KEMT San Gabriel Valley Airport US | 19 sm | 25 min | S 03 | 10 sm | Clear | 79°F | 64°F | 61% | 29.95 | |
| KCCB UplandCable Airport US | 22 sm | 15 min | SSW 03 | 10 sm | Clear | 79°F | 61°F | 54% | 29.98 | |
| KONT Ontario International Airport US | 22 sm | 17 min | SW 06 | 9 sm | Clear | 81°F | 63°F | 54% | 29.96 | |
| KTOA Zamperini Field US | 23 sm | 23 min | calm | 7 sm | Partly Cloudy | 75°F | 66°F | 74% | 29.96 | |
| KHHR Jack Northrop Field Hawthorne Municipal Airport US | 24 sm | 17 min | SSE 06 | 8 sm | Mostly Cloudy | 75°F | 63°F | 65% | 29.96 |
Link to 5 hour of 5 minute data for KFUL
Terminal Aerodrome Forecast (TAF) for KFUL
Wind History Graph: FUL
(wind in knots)
GEOS Local Image of Southwest
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