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PZZ655 Inner Waters From Point Mugu To San Mateo Pt. Ca Including Santa Catalina And Anacapa Islands- 234 Am Pst Thu Nov 30 2023
.small craft advisory in effect from this afternoon through Friday morning...
Today..NW winds 10 to 15 kt, becoming W 15 to 20 kt with gusts to 25 kt in the afternoon. Combined seas 3 to 5 ft dominant period 10 seconds building to 4 to 6 ft dominant period 9 seconds. A slight chance of showers in the afternoon.
Tonight..Western portion, nw winds 20 to 30 kt. Local gusts to 35 kt. Elsewhere, W winds 10 to 20 kt with gusts to 25 kt. Combined seas 6 to 8 ft dominant period 8 seconds, building to 7 to 10 ft dominant period 8 seconds after midnight.
Fri..Western portion, nw winds 20 to 30 kt becoming W 15 to 20 kt in the afternoon. Elsewhere, nw winds 10 to 15 kt becoming 15 to 20 kt in the afternoon. Combined seas 7 to 9 ft dominant period 8 seconds.
Fri night..NW winds 10 to 20 kt in the evening, becoming N 5 to 10 kt. Wind waves 1 to 3 ft. W swell 6 to 8 ft at 8 seconds, subsiding to 4 to 6 ft at 9 seconds after midnight.
Sat..N winds 5 to 10 kt, becoming W 10 to 15 kt in the afternoon. Wind waves 2 ft or less. W swell 3 to 5 ft at 10 seconds, subsiding to 2 to 3 ft at 9 seconds in the afternoon.
Sat night..NW winds 10 to 15 kt in the evening, becoming N 5 to 10 kt. Wind waves 2 ft or less. W swell 2 to 3 ft at 9 seconds.
Sun..N winds 5 to 10 kt. Wind waves 2 ft or less. W swell 2 to 3 ft.
Mon..NW winds 5 to 10 kt. Wind waves 2 ft or less. W swell 2 to 4 ft.

PZZ600 234 Am Pst Thu Nov 30 2023
synopsis for the southern california coast and santa barbara channel including the channel islands national marine sanctuary and national park...at 10z or 2 am pst, a 1006 mb surface low was centered over northwest arizona and extending to a 1014 mb surface trough near the channel islands. This frontal system will continue to exit the region later today. Gusty northwesterly winds will increase across the coastal waters today, likely reaching gale force from pt. Sal south to san nicolas island.

FXUS66 KSGX 301429 AFDSGX

Area Forecast Discussion National Weather Service San Diego CA 455 AM PST Thu Nov 30 2023

SYNOPSIS
Showers will continue today from the coast to the mountains with the greatest coverage across San Diego County with less to the north. The showers will decrease from the northwest tonight and end early Friday. Then dry for Saturday into the middle of next week with a warming trend. Weak offshore flow at times may bring some locally gusty northeast winds near the coastal slopes of the mountains.

DISCUSSION
FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE...
SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...

.SHORT TERM (Today through Saturday)...
Another weak shortwave moving inland through southern California today will maintain the moist onshore flow today with scattered showers continuing to spread inland from the coast to the mountains with the greatest coverage across San Diego County.
Showers will continue into the evening, then decrease from the northwest tonight and end early Friday.

For Orange, southwestern San Bernardino, and western Riverside Counties, rainfall is expected to range from less than one-tenth inch to one-quarter to one half inch in the Riverside County mountains. For San Diego County, rainfall is expected to range from one-quarter to one-half inch at the coast to one-half to one inch in the mountains with locally greater amounts.

A snow level of 6500 to 7000 feet will lower to 5500 to 6500 feet this evening and 5000 to 5500 feet early Friday with snowfall of a few inches possible, mostly above 6500 feet.

High temperatures today will be a few degrees cooler than Wednesday, as much as 5 to 10 degrees below average for the mountains and inland valleys. High temperatures for Friday will be slightly warmer. The warming will continue on Saturday with the valleys into the mountains another 5 degrees warmer.

The nights will be cooler for tonight and Friday night. Lows on Friday night for the coast and valleys will be mostly in the 40s with colder wind-sheltered inland valleys falling into the 30s with patchy frost possible.

.LONG TERM (Sunday through Wednesday)...
With high pressure aloft near the West Coast and weak offshore flow, the warming trend will continue into Tuesday and Wednesday with high temperatures on Tuesday and Wednesday 5 to 10 degrees above average for the deserts into the mountains and 10 to 15 degrees above average for the coast and valleys. There is growing model spread late next week in the timing and amplitude of low pressure systems moving inland through the western states. While a cooling trend is expected for the latter part of next week into the second weekend in December, there is growing model spread in just how much and how quickly.

AVIATION
301225Z
Coast/Valleys
Low clouds with bases near 1500-3000 feet MSL. -SHRA continuing today, most widespread in San Diego County.
Isolated vis down to 3SM and ceilings near 1000 feet MSL in SHRA.
Showers will decrease late tonight and end early Friday.

Mountains/Deserts...Westerly winds with gusts 35 to 45 kt over the mountains, through passes, and into the deserts through this afternoon.

MARINE
Northwest wind gusts near 25 knots over the outer waters late today through early Friday, which could produce choppy seas and hazardous boating conditions. Otherwise, no hazardous marine conditions are expected through Sunday.

SKYWARN
Skywarn activation is not requested. However weather spotters are encouraged to report significant weather conditions.

SGX WATCHES/WARNINGS/ADVISORIES
CA...None.
PZ...Small Craft Advisory from 2 PM this afternoon to 9 AM PST Friday for Waters from San Mateo Point to the Mexican Border Extending 30 to 60 nm out including San Clemente Island.

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Los Patos (highway bridge)
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Thu -- 12:51 AM PST     2.93 feet High Tide
Thu -- 04:47 AM PST     1.70 feet Low Tide
Thu -- 06:37 AM PST     Sunrise
Thu -- 09:58 AM PST     Moonset
Thu -- 10:58 AM PST     4.89 feet High Tide
Thu -- 04:43 PM PST     Sunset
Thu -- 06:56 PM PST     -0.21 feet Low Tide
Thu -- 07:42 PM PST     Moonrise
Tide / Current data from XTide NOT FOR NAVIGATION

Los Patos (highway bridge), California, Tide feet

Santa Ana River entrance (inside)
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Thu -- 12:14 AM PST     1.91 feet High Tide
Thu -- 05:22 AM PST     0.57 feet Low Tide
Thu -- 06:37 AM PST     Sunrise
Thu -- 09:57 AM PST     Moonset
Thu -- 10:21 AM PST     3.18 feet High Tide
Thu -- 04:43 PM PST     Sunset
Thu -- 07:31 PM PST     -0.07 feet Low Tide
Thu -- 07:42 PM PST     Moonrise
Tide / Current data from XTide NOT FOR NAVIGATION

Santa Ana River entrance (inside), California, Tide feet

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Santa Ana Mtns, CA,