Marine Weather and Tide Forecast for San Jacinto, CA
 | Sunrise 5:59 AM Sunset 7:30 PM Moonrise 6:58 PM Moonset 5:08 AM |
Marine Forecasts
NOTE: Zones updated 4/16/2026. Some zones changed. Use Edit if needed.
PZZ740 Coastal Waters From San Mateo Point To The Mexican Border And Out To 10 Nm- 1235 Pm Pdt Wed Apr 29 2026
Tonight - Wind W 10 kt this evening - .becoming variable less than 10 kt. Seas 3 ft. Wave detail: W 2 ft at 5 seconds and sw 1 foot at 14 seconds.
Thu - Wind variable less than 10 kt - .becoming sw 10 kt in the afternoon. Seas 3 ft. Wave detail: W 2 ft at 5 seconds and sw 1 foot at 14 seconds.
Thu night - Wind variable less than 10 kt. Seas 3 ft. Wave detail: sw 1 foot at 4 seconds, W 3 ft at 7 seconds and sw 1 foot at 14 seconds.
Fri - Wind variable less than 10 kt - .becoming W 10 kt in the afternoon. Seas 3 to 4 ft. Wave detail: W 3 ft at 7 seconds and sw 1 foot at 13 seconds.
Fri night - Wind W 10 kt in the evening - .becoming variable less than 10 kt. Seas 3 ft. Wave detail: W 3 ft at 5 seconds and sw 1 foot at 13 seconds.
Sat - Wind variable less than 10 kt - .becoming W 10 kt in the afternoon. Seas 3 ft. Wave detail: W 2 ft at 5 seconds and S 1 foot at 13 seconds.
Sat night - Wind variable less than 10 kt. Seas 3 ft. Wave detail: W 1 foot at 4 seconds, W 2 ft at 12 seconds and S 1 foot at 13 seconds.
Sun - Wind variable less than 10 kt - .becoming W 10 kt in the afternoon. Seas 3 ft. Wave detail: W 2 ft at 5 seconds and S 1 foot at 13 seconds.
Sun night - Wind W 10 kt. Seas 3 ft. Wave detail: W 2 ft at 5 seconds and sw 1 foot at 13 seconds.
Mon - Wind W 10 kt. Seas 3 ft. Wave detail: W 2 ft at 4 seconds and sw 2 ft at 13 seconds.
Mon night - Wind W 10 kt. Seas 3 to 4 ft. Wave detail: W 3 ft at 4 seconds and sw 2 ft at 14 seconds. A chance of showers after midnight.
PZZ700 1235 Pm Pdt Wed Apr 29 2026
Synopsis for the far southern ca coast - At 1230 pm, a 1030 mb high was 350 nautical miles west of cape mendocino and a 1012 mb low was over lake havasu city, az. Weak to moderate onshore flow will prevail through Friday, strongest during afternoons and evenings. Weaker onshore flow will follow for the weekend.
7 Day Forecast for Marine Location Near San Jacinto, CA
NEW! Add second zone forecast
| San Clemente Click for Map Thu -- 03:13 AM PDT -0.26 feet Low Tide Thu -- 05:11 AM PDT Moonset Thu -- 06:03 AM PDT Sunrise Thu -- 09:10 AM PDT 3.88 feet High Tide Thu -- 02:38 PM PDT 1.10 feet Low Tide Thu -- 06:59 PM PDT Moonrise Thu -- 07:32 PM PDT Sunset Thu -- 08:50 PM PDT 5.54 feet High Tide Tide / Current data from XTide NOT FOR NAVIGATION |
San Clemente, California, Tide feet
| 12 am |
| 2.4 |
| 1 am |
| 1.1 |
| 2 am |
| 0.2 |
| 3 am |
| -0.2 |
| 4 am |
| -0.1 |
| 5 am |
| 0.6 |
| 6 am |
| 1.6 |
| 7 am |
| 2.7 |
| 8 am |
| 3.5 |
| 9 am |
| 3.9 |
| 10 am |
| 3.7 |
| 11 am |
| 3.2 |
| 12 pm |
| 2.4 |
| 1 pm |
| 1.7 |
| 2 pm |
| 1.2 |
| 3 pm |
| 1.1 |
| 4 pm |
| 1.6 |
| 5 pm |
| 2.4 |
| 6 pm |
| 3.5 |
| 7 pm |
| 4.6 |
| 8 pm |
| 5.3 |
| 9 pm |
| 5.5 |
| 10 pm |
| 5.1 |
| 11 pm |
| 4.2 |
| Newport Beach Click for Map Thu -- 03:28 AM PDT -0.33 feet Low Tide Thu -- 05:12 AM PDT Moonset Thu -- 06:03 AM PDT Sunrise Thu -- 09:34 AM PDT 3.88 feet High Tide Thu -- 02:51 PM PDT 1.23 feet Low Tide Thu -- 07:01 PM PDT Moonrise Thu -- 07:34 PM PDT Sunset Thu -- 09:06 PM PDT 5.63 feet High Tide Tide / Current data from XTide NOT FOR NAVIGATION |
Newport Beach, Newport Bay entrance, Corona del Mar, California, Tide feet
| 12 am |
| 2.7 |
| 1 am |
| 1.4 |
| 2 am |
| 0.3 |
| 3 am |
| -0.3 |
| 4 am |
| -0.3 |
| 5 am |
| 0.3 |
| 6 am |
| 1.3 |
| 7 am |
| 2.3 |
| 8 am |
| 3.3 |
| 9 am |
| 3.8 |
| 10 am |
| 3.8 |
| 11 am |
| 3.4 |
| 12 pm |
| 2.7 |
| 1 pm |
| 2 |
| 2 pm |
| 1.4 |
| 3 pm |
| 1.2 |
| 4 pm |
| 1.6 |
| 5 pm |
| 2.3 |
| 6 pm |
| 3.4 |
| 7 pm |
| 4.4 |
| 8 pm |
| 5.3 |
| 9 pm |
| 5.6 |
| 10 pm |
| 5.4 |
| 11 pm |
| 4.6 |
FXUS66 KSGX 300931 AFDSGX
Area Forecast Discussion National Weather Service San Diego CA 231 AM PDT Thu Apr 30 2026
SYNOPSIS
High temperatures today around average for the coast to the mountains and around 5 degrees above average for the deserts will warm to 5 to 10 degrees above average for inland areas on Friday and Saturday. A low pressure system moving inland into California will bring cooling for Sunday and Monday with Monday high temperatures around 10 degrees below average for inland areas to 10 to 15 degrees below average for the mountains. Not much change for Tuesday, then warming to around average on Wednesday. There is a chance for mostly light showers at times from the coast to the mountains for late Sunday night through Tuesday afternoon.
Onshore flow will be stronger for Sunday through Tuesday with southwest to west winds for the mountains and deserts gusting to 30 to 40 mph.
DISCUSSION
FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE...
SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
.SHORT TERM (Today through Saturday)...
Not much change for high temperatures today with high temperatures for the coast to the mountains within a few degrees of average with the deserts around 5 degrees above average. High pressure will bring warming for Friday with not much change on Saturday with high temperatures 5 to 10 degrees above average for inland areas. High temperatures on Saturday will range from around 70 near the coast to the 80s for the Inland Empire with the mid to upper 90s for the lower deserts.
Night and morning coastal low clouds will spread into portions of the inland valleys for today and Friday, then just into portions of the western valleys for Friday night into Saturday morning.
.LONG TERM (Sunday through Wednesday...
A closed low pressure system moving southward off the California coast on Sunday will move slowly into central California on Monday and southern California on Tuesday.
There will be several degrees of cooling on Sunday with even greater cooling on Monday with not much change on Tuesday. High temperatures for Monday and Tuesday will be around 10 degrees below average for inland areas to as much as 10 to 15 degrees below average for the mountains. High temperatures for Monday and Tuesday will be mostly in the mid 60s to around 70 for the coast and valleys and in the mid 70s to lower 80s for the lower deserts.
There is a chance of mostly light showers at times for late Sunday night through Tuesday afternoon. Onshore flow will be stronger for Sunday through Tuesday with southwest to west winds for the mountains and deserts gusting to 30 to 40 mph.
High temperatures on Wednesday will warm to around average with high temperatures ranging from the mid 60s to around 70 near the coast to the mid 70s to lower 80s for the Inland Empire with the lower deserts around 90.
AVIATION
300930Z
Coast/Valleys
A gradual increase in low cloud coverage this morning based at 1500-2200 feet MSL and tops to 2600 feet.
Scatter out by 17-18Z. Low clouds return to coastal San Diego County starting 04-07Z with slightly higher bases and spread northward. Low clouds based at 2000-2500 feet MSL should gradually fill much of the coastal basin by 12Z Friday.
Mountains/Deserts
Areas of strong westerly winds 20-30 kts, with gusts to 40 kts through mountain passes and into adjacent deserts 00-10Z. Areas of up/downdrafts and isolated LLWS in lee of mountains.
Otherwise...SCT clouds above 15000 feet MSL today and tonight.
MARINE
No hazardous marine conditions are expected through Monday.
SKYWARN
Skywarn activation is not requested. However weather spotters are encouraged to report significant weather conditions.
SGX WATCHES/WARNINGS/ADVISORIES
CA...None.
PZ...None.
Area Forecast Discussion National Weather Service San Diego CA 231 AM PDT Thu Apr 30 2026
SYNOPSIS
High temperatures today around average for the coast to the mountains and around 5 degrees above average for the deserts will warm to 5 to 10 degrees above average for inland areas on Friday and Saturday. A low pressure system moving inland into California will bring cooling for Sunday and Monday with Monday high temperatures around 10 degrees below average for inland areas to 10 to 15 degrees below average for the mountains. Not much change for Tuesday, then warming to around average on Wednesday. There is a chance for mostly light showers at times from the coast to the mountains for late Sunday night through Tuesday afternoon.
Onshore flow will be stronger for Sunday through Tuesday with southwest to west winds for the mountains and deserts gusting to 30 to 40 mph.
DISCUSSION
FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE...
SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
.SHORT TERM (Today through Saturday)...
Not much change for high temperatures today with high temperatures for the coast to the mountains within a few degrees of average with the deserts around 5 degrees above average. High pressure will bring warming for Friday with not much change on Saturday with high temperatures 5 to 10 degrees above average for inland areas. High temperatures on Saturday will range from around 70 near the coast to the 80s for the Inland Empire with the mid to upper 90s for the lower deserts.
Night and morning coastal low clouds will spread into portions of the inland valleys for today and Friday, then just into portions of the western valleys for Friday night into Saturday morning.
.LONG TERM (Sunday through Wednesday...
A closed low pressure system moving southward off the California coast on Sunday will move slowly into central California on Monday and southern California on Tuesday.
There will be several degrees of cooling on Sunday with even greater cooling on Monday with not much change on Tuesday. High temperatures for Monday and Tuesday will be around 10 degrees below average for inland areas to as much as 10 to 15 degrees below average for the mountains. High temperatures for Monday and Tuesday will be mostly in the mid 60s to around 70 for the coast and valleys and in the mid 70s to lower 80s for the lower deserts.
There is a chance of mostly light showers at times for late Sunday night through Tuesday afternoon. Onshore flow will be stronger for Sunday through Tuesday with southwest to west winds for the mountains and deserts gusting to 30 to 40 mph.
High temperatures on Wednesday will warm to around average with high temperatures ranging from the mid 60s to around 70 near the coast to the mid 70s to lower 80s for the Inland Empire with the lower deserts around 90.
AVIATION
300930Z
Coast/Valleys
A gradual increase in low cloud coverage this morning based at 1500-2200 feet MSL and tops to 2600 feet.
Scatter out by 17-18Z. Low clouds return to coastal San Diego County starting 04-07Z with slightly higher bases and spread northward. Low clouds based at 2000-2500 feet MSL should gradually fill much of the coastal basin by 12Z Friday.
Mountains/Deserts
Areas of strong westerly winds 20-30 kts, with gusts to 40 kts through mountain passes and into adjacent deserts 00-10Z. Areas of up/downdrafts and isolated LLWS in lee of mountains.
Otherwise...SCT clouds above 15000 feet MSL today and tonight.
MARINE
No hazardous marine conditions are expected through Monday.
SKYWARN
Skywarn activation is not requested. However weather spotters are encouraged to report significant weather conditions.
SGX WATCHES/WARNINGS/ADVISORIES
CA...None.
PZ...None.
Wind History for Los Angeles Pier J, CA
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