National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZPN23 KWNM 201814
OFFN08

NAVTEX Marine Forecast for northern California waters
NWS Ocean Prediction Center Washington DC
1114 AM PDT Sat Apr 20 2024

Conditions given represent the highest within that period.

...Please refer to Coastal Waters Forecasts (CWF) available
through NOAA Weather Radio and other means for detailed coastal
waters forecasts...

.SYNOPSIS...A low pressure trough along the N and central
California coast will weaken today, then strengthen later tonight
through Sun night. A weakening cold front will move across the
northern California waters today and then the central waters
tonight, while becoming diffuse. The coastal trough will persist
over the N and central California coast Mon and Mon night while
gradually becoming weaker through Tue night, then drift south
over the central California waters. A high pressure ridge will
build in across the region late today and tonight, then persist
to the N and NW of the region Sun and Sun night while gradually
weakening. Another area of high pressure will build in from the W
and NW Mon and Mon night, then persist through Wed night.

Point Saint George to Point Arena

...GALE WARNING...

.TODAY...NW winds 10 to 20 kt. Seas 5 to 7 ft.
.TONIGHT...N winds 20 to 30 kt. Seas 5 to 8 ft.
.SUN...N winds 20 to 30 kt. Seas 7 to 11 ft.
.SUN NIGHT...N winds 25 to 35 kt. Seas 8 to 13 ft.
.MON...N winds 20 to 30 kt. Seas 10 to 14 ft.
.MON NIGHT...N winds 20 to 30 kt. Seas 9 to 13 ft.
.TUE...N winds 15 to 25 kt. Seas 7 to 12 ft.
.TUE NIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft.
.WED...N to NW winds 5 to 15 kt. Seas 5 to 8 ft.
.WED NIGHT...N to NW winds 10 to 20 kt. Seas 6 to 9 ft.

Point Arena to Point Piedras Blancas

.TODAY...NW winds 15 to 25 kt. Seas 4 to 6 ft.
.TONIGHT...N winds 20 to 30 kt. Seas 4 to 8 ft.
.SUN...N winds 20 to 30 kt. Seas 8 to 14 ft.
.SUN NIGHT...N to NW winds 20 to 30 kt. Seas 10 to 14 ft.
.MON...N to NW winds 15 to 25 kt. Seas 7 to 13 ft.
.MON NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 11 ft.
.TUE...N to NW winds 15 to 25 kt. Seas 6 to 10 ft.
.TUE NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 8 ft.
.WED...N to NW winds 10 to 20 kt. Seas 4 to 7 ft.
.WED NIGHT...NW winds 10 to 20 kt. Seas 5 to 9 ft.