fzus56 kmtr 201531
cwfmtr
expires:202604210430;;696178

coastal waters forecast for california
national weather service san francisco bay area
831 am pdt mon apr 20 2026

central california coast from point arena to point piedras
blancas out to 60 nm, including monterey bay, greater farallones,
and cordell bank national marine sanctuaries


pzz530-210430-
san pablo bay, suisun bay, the west delta and  the san francisco
bay north of the bay bridge-
831 am pdt mon apr 20 2026

...small craft advisory in effect through this evening...

.today...s wind 10 to 15 kt, veering to sw this afternoon. a
chance of rain this morning, then rain with a slight chance of
tstms this afternoon. 
.tonight...sw wind 10 to 15 kt, becoming se 5 to 10 kt after
midnight. rain.
.tue...se wind 5 to 10 kt, becoming sw 10 to 15 kt in the
afternoon. rain in the morning, then showers with a chance of
tstms in the afternoon. 
.tue night...sw wind 10 to 15 kt, easing to 5 to 10 kt after
midnight. rain likely with a slight chance of tstms in the
evening, then a chance of rain after midnight. 
.wed...sw wind 5 to 10 kt. a chance of rain, mainly in the
morning. 
.wed night...w wind 5 to 10 kt. 
.thu...w wind 5 to 10 kt. 
.thu night...w wind 5 to 10 kt. 
.fri...sw wind around 5 kt, veering to w in the afternoon. 
.fri night...sw wind 5 to 10 kt.  

winds and waves higher in and near tstms.

$$

fzus56 kmtr 201531
cwfmtr
expires:202604210430;;696174

coastal waters forecast for california
national weather service san francisco bay area
831 am pdt mon apr 20 2026

central california coast from point arena to point piedras
blancas out to 60 nm, including monterey bay, greater farallones,
and cordell bank national marine sanctuaries


pzz540-210430-
coastal waters from point arena to point reyes california out to
10 nm-
831 am pdt mon apr 20 2026

...small craft advisory in effect through this evening...

.today...se wind 15 to 20 kt, easing to 10 to 15 kt this
afternoon. seas 5 to 8 ft. wave detail: s 5 ft at 6 seconds and w
5 ft at 10 seconds. rain this morning. a slight chance of tstms.
showers likely this afternoon. 
.tonight...se wind 5 to 10 kt. seas 6 to 8 ft. wave detail: s
3 ft at 7 seconds and w 7 ft at 12 seconds. rain likely in the
evening, then showers with a slight chance of tstms after
midnight. 
.tue...se wind 5 to 10 kt, becoming s 10 to 15 kt in the
afternoon. seas 5 to 7 ft. wave detail: s 2 ft at 7 seconds and w
6 ft at 12 seconds. rain with a slight chance of tstms in the
morning, then showers with a chance of tstms in the afternoon. 
.tue night...w wind 5 to 10 kt. seas 5 to 6 ft. wave detail: s
2 ft at 9 seconds and w 5 ft at 11 seconds. rain likely, mainly
in the evening. 
.wed...nw wind 5 to 10 kt. seas 4 to 6 ft. wave detail: sw 4 ft
at 7 seconds and w 4 ft at 8 seconds. a slight chance of rain in
the morning. 
.wed night...nw wind 10 to 15 kt. seas 4 to 6 ft. wave detail: w
5 ft at 7 seconds and sw 3 ft at 13 seconds. 
.thu...nw wind 10 to 15 kt, rising to 15 to 20 kt in the
afternoon. seas 4 to 6 ft. wave detail: w 6 ft at 8 seconds and
sw 3 ft at 14 seconds. 
.thu night...nw wind 20 to 25 kt, easing to 15 to 20 kt after
midnight. seas 5 to 7 ft. wave detail: nw 7 ft at 8 seconds and s
2 ft at 17 seconds. 
.fri...nw wind 10 to 15 kt, easing to 5 to 10 kt in the
afternoon. seas 4 to 6 ft. wave detail: nw 5 ft at 9 seconds and
sw 2 ft at 15 seconds. 
.fri night...nw wind 10 to 15 kt, easing to 5 to 10 kt after
midnight. seas 3 to 5 ft. wave detail: nw 4 ft at 10 seconds and
sw 2 ft at 14 seconds.  

winds and seas higher in and near tstms.

$$

fzus56 kmtr 201531
cwfmtr
expires:202604210430;;696175

coastal waters forecast for california
national weather service san francisco bay area
831 am pdt mon apr 20 2026

central california coast from point arena to point piedras
blancas out to 60 nm, including monterey bay, greater farallones,
and cordell bank national marine sanctuaries


pzz545-210430-
coastal waters from point reyes to pigeon point california out to
10 nm-
831 am pdt mon apr 20 2026

...small craft advisory in effect through this evening...

.today...s wind 20 to 25 kt, easing to 15 to 20 kt late. seas
5 to 7 ft. wave detail: s 6 ft at 6 seconds and w 4 ft at
8 seconds. showers this morning. a slight chance of tstms. rain
this afternoon. 
.tonight...s wind 10 to 15 kt. seas 5 to 7 ft. wave detail: s
4 ft at 7 seconds and w 6 ft at 13 seconds. rain. a slight chance
of tstms after midnight. 
.tue...s wind 10 to 15 kt. seas 5 to 7 ft. wave detail: s 2 ft at
7 seconds and w 6 ft at 12 seconds. rain with a slight chance of
tstms in the morning, then showers with a chance of tstms in the
afternoon. 
.tue night...w wind 10 to 15 kt. seas 4 to 6 ft. wave detail: s
3 ft at 7 seconds and w 5 ft at 11 seconds. a slight chance of
tstms in the evening. rain likely. 
.wed...w wind 5 to 10 kt. seas 4 to 6 ft. wave detail: sw 3 ft at
7 seconds and w 4 ft at 10 seconds. a slight chance of rain in
the morning. 
.wed night...nw wind 10 to 15 kt. seas 4 to 5 ft. wave detail: w
4 ft at 9 seconds and sw 3 ft at 11 seconds. 
.thu...nw wind 10 to 15 kt, rising to 15 to 20 kt in the
afternoon. seas 4 to 5 ft. wave detail: nw 5 ft at 8 seconds and
s 2 ft at 13 seconds. 
.thu night...nw wind 15 to 20 kt. seas 5 to 7 ft. wave detail: nw
6 ft at 9 seconds and sw 2 ft at 17 seconds. 
.fri...nw wind 5 to 10 kt. seas 4 to 6 ft. wave detail: w 5 ft at
9 seconds and sw 2 ft at 14 seconds. 
.fri night...w wind 5 to 10 kt. seas 3 to 4 ft. wave detail: w
4 ft at 10 seconds and sw 2 ft at 15 seconds.  

winds and seas higher in and near tstms.

.....san francisco bar/fourfathom bank forecast.....

in the deep water channel...mixed seas of 2 to 4 feet at 14 
seconds.

across the bar...swell can be more than twice as high across the
bar than surrounding waters. waves are also more prone to break,
particularly during strong ebb currents. maximum ebb current of
1.2 kt at 07:47 pm monday and 4.4 kt at 07:03 am tuesday.

$$

fzus56 kmtr 201531
cwfmtr
expires:202604210430;;696170

coastal waters forecast for california
national weather service san francisco bay area
831 am pdt mon apr 20 2026

central california coast from point arena to point piedras
blancas out to 60 nm, including monterey bay, greater farallones,
and cordell bank national marine sanctuaries


pzz570-210430-
waters from point arena to point reyes 10-60 nm-
831 am pdt mon apr 20 2026

...small craft advisory in effect through this evening...

.today...s wind 10 to 15 kt. seas 6 to 7 ft, building to 8 to
9 ft this afternoon. wave detail: s 5 ft at 6 seconds and w 8 ft
at 14 seconds. showers with a slight chance of tstms early this
morning, then a slight chance of rain late this morning. a chance
of rain this afternoon. 
.tonight...s wind around 10 kt. seas 8 to 9 ft. wave detail: s
4 ft at 7 seconds and w 9 ft at 12 seconds. a slight chance of
tstms. a chance of rain in the evening, then showers after
midnight. 
.tue...s wind around 10 kt, veering to sw in the afternoon. seas
6 to 8 ft. wave detail: s 3 ft at 7 seconds and w 7 ft at
12 seconds. a slight chance of tstms. rain in the morning, then
showers likely in the afternoon. 
.tue night...w wind 10 to 15 kt. seas 6 to 7 ft. wave detail: w
6 ft at 11 seconds and s 3 ft at 14 seconds. rain likely, mainly
in the evening. 
.wed...nw wind 5 to 10 kt. seas around 6 ft. wave detail: w 6 ft
at 8 seconds and s 3 ft at 8 seconds. 
.wed night...nw wind 10 to 15 kt, rising to 15 to 20 kt after
midnight. seas around 6 ft. wave detail: nw 6 ft at 7 seconds and
sw 3 ft at 13 seconds.
.thu...n wind around 20 kt. seas 6 to 8 ft. wave detail: nw 8 ft
at 8 seconds and sw 2 ft at 15 seconds. 
.thu night...nw wind 20 to 25 kt. seas around 8 ft. wave detail:
nw 8 ft at 8 seconds and s 2 ft at 17 seconds. 
.fri...nw wind 20 to 25 kt, easing to 15 to 20 kt in the
afternoon. seas 6 to 8 ft. wave detail: nw 8 ft at 9 seconds and
s 2 ft at 15 seconds. 
.fri night...nw wind 15 to 20 kt. seas 5 to 6 ft. wave detail: nw
6 ft at 10 seconds and sw 2 ft at 15 seconds.  

winds and seas higher in and near tstms.

$$