000
FZPN23 KWNM 201640
OFFN08

NAVTEX Marine Forecast for northern California waters
NWS Ocean Prediction Center Washington DC
940 AM PDT Tue Apr 20 2021

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...Strong high pressure NW of the northern California
waters will move N today while maintaining a ridge to the S. The
high pressure and ridge will persist tonight through Wed night.
The ridge will elongate N-S with the southern portion pinching
off moving S Thu and Thu night as a weak frontal boundary
approaches the northern and central California waters Fri. The
cold front will move E over the N and central waters Fri night
into Sat. A low pressure trough will persist along the California
coast today through Wed night before weakening Thu and Thu night.
On Fri and Fri night high pressure will be over or to W of the S
California waters through Sat night.

Point Saint George to Point Arena

...GALE WARNING...

.TODAY...N winds 20 to 30 kt. Seas 9 to 13 ft.
.TONIGHT...N winds 25 to 35 kt. Seas 11 to 15 ft.
.WED...N winds 20 to 30 kt. Seas 10 to 15 ft. Areas of fog with
vsby 1 nm or less.
.WED NIGHT...N winds 25 to 35 kt. Seas 10 to 14 ft. Areas of fog
with vsby 1 nm or less.
.THU...N winds 20 to 30 kt. Seas 8 to 13 ft.
.THU NIGHT...N winds 20 to 30 kt. Seas 7 to 11 ft.
.FRI...NW winds 15 to 25 kt. Seas 5 to 9 ft.
.FRI NIGHT...S to SW winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT...S to SW winds 10 to 20 kt. Seas 5 to 8 ft.
.SAT NIGHT...S to SW winds 10 to 20 kt. Seas 5 to 8 ft.

Point Arena to Point Piedras Blancas

...GALE WARNING...

.TODAY...N to NW winds 25 to 35 kt. Seas 9 to 13 ft.
.TONIGHT...N to NW winds 25 to 35 kt. Seas 11 to 16 ft.
.WED...N to NW winds 20 to 30 kt. Seas 10 to 16 ft. Areas of fog
with vsby 1 nm or less.
.WED NIGHT...N to NW winds 20 to 30 kt. Seas 10 to 15 ft. Areas
of fog with vsby 1 nm or less.
.THU...N to NW winds 20 to 30 kt. Seas 8 to 13 ft.
.THU NIGHT...NW winds 20 to 30 kt. Seas 8 to 12 ft.
.FRI...NW winds 15 to 25 kt. Seas 6 to 10 ft.
.FRI NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 8 ft.
.SAT...W to SW winds 10 to 20 kt. Seas 4 to 8 ft.
.SAT NIGHT...SW winds 5 to 15 kt. Seas 4 to 7 ft.