• CLASSIC IWINDSURF
    Classic myiWindsurfClassic Wind & Weather maps and graphs
Hello Guest
 • 

Classic iWindsurf
kiter? see iKitesurf.com
Grab the iWindsurf Mobile App & Sign On to the New iWindsurf Website
Hi guest · Get your free membership now · Log In ·
CA- sf north bay

Human Forecasts
 > Daily Briefing
 > Baja Guide
 > Forecast Blog
 > Extended Disc.

Real-Time Data
 > Dynamic Map
 > Wind Obs Map
 > Radar + Satellite Map
 > Wind Obs Summary
 > Pressure Report

Computer Forecasts
 > Model Tables
 > Wind Vector Fx Map
 > Wind FlowViz Fx Map
 > Tidal Currents Map

More Maps

Other Resources
Wind Graphs
Meteograms

Watches/Warnings
>None Active

New iWindsurf: Select your region for wind observations & forecasts:
North America | Europe | South America | Australia & Oceania | Asia | Africa

fzus56 kmtr 240342
cwfmtr
expires:202510241615;;656199

coastal waters forecast for california
national weather service san francisco bay area
842 pm pdt thu oct 23 2025

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


pzz530-241615-
san pablo bay, suisun bay, the west delta and  the san francisco
bay north of the bay bridge-
842 pm pdt thu oct 23 2025

.tonight...w wind 5 to 10 kt, backing to sw after midnight. 
.fri...sw wind 5 to 10 kt, becoming w 10 to 15 kt in the
afternoon. 
.fri night...w wind 10 to 15 kt, becoming sw 5 to 10 kt after
midnight. a slight chance of rain after midnight. 
.sat...s wind 10 to 15 kt, veering to sw in the afternoon. rain
likely, mainly in the morning. 
.sat night...w wind 5 to 10 kt. a chance of rain after midnight. 
.sun...sw wind 5 to 10 kt, rising to 10 to 15 kt in the
afternoon. a chance of rain in the morning. 
.sun night...sw wind 10 to 15 kt, becoming w 5 to 10 kt after
midnight. 
.mon...nw wind 5 to 10 kt. 
.mon night...w wind 5 to 10 kt. 
.tue...nw wind around 5 kt. 
.tue night...w wind around 5 kt.  

$$
fzus56 kmtr 240342
cwfmtr
expires:202510241615;;656195

coastal waters forecast for california
national weather service san francisco bay area
842 pm pdt thu oct 23 2025

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


pzz540-241615-
coastal waters from point arena to point reyes california out to
10 nm-
842 pm pdt thu oct 23 2025

...small craft advisory in effect until 9 pm pdt this evening...
...small craft advisory in effect from friday evening through
saturday morning...

.tonight...nw wind 15 to 20 kt, easing to 10 to 15 kt late. seas
6 to 9 ft. wave detail: sw 4 ft at 9 seconds and w 7 ft at
12 seconds. 
.fri...nw wind 10 to 15 kt, becoming w 5 to 10 kt in the
afternoon. seas 7 to 9 ft. wave detail: sw 3 ft at 11 seconds and
w 8 ft at 16 seconds. 
.fri night...s wind 5 to 10 kt. seas 7 to 10 ft. wave detail: sw
3 ft at 12 seconds and w 9 ft at 15 seconds. a chance of rain in
the evening, then rain likely after midnight. 
.sat...sw wind 10 to 15 kt. seas 7 to 10 ft. wave detail: sw 3 ft
at 13 seconds and w 9 ft at 14 seconds. rain likely, mainly in
the morning. 
.sat night...nw wind 5 to 10 kt, veering to n after midnight.
seas 7 to 10 ft, building to 10 to 13 ft after midnight. wave
detail: w 11 ft at 14 seconds and s 4 ft at 16 seconds. a slight
chance of rain in the evening, then a chance of rain after
midnight. 
.sun...s wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon.
seas 10 to 13 ft, subsiding to 9 to 11 ft in the afternoon. wave
detail: w 12 ft at 14 seconds and s 2 ft at 17 seconds. a chance
of rain. 
.sun night...nw wind 10 to 15 kt, becoming n 5 to 10 kt after
midnight. seas 7 to 9 ft, building to 9 to 11 ft after midnight.
wave detail: w 10 ft at 12 seconds and sw 4 ft at 16 seconds. a
chance of rain. 
.mon...nw wind 5 to 10 kt. seas 7 to 9 ft, subsiding to 6 to 7 ft
in the afternoon. wave detail: w 8 ft at 12 seconds and sw 2 ft
at 15 seconds. 
.mon night...nw wind 5 to 10 kt. seas 5 to 7 ft. wave detail: w
6 ft at 12 seconds and sw 3 ft at 14 seconds. 
.tue...nw wind 5 to 10 kt. seas 4 to 6 ft. wave detail: sw 3 ft
at 10 seconds and w 6 ft at 12 seconds. 
.tue night...nw wind 5 to 10 kt. seas 5 to 7 ft. wave detail: w
7 ft at 11 seconds and sw 2 ft at 16 seconds.  

$$
fzus56 kmtr 240342
cwfmtr
expires:202510241615;;656196

coastal waters forecast for california
national weather service san francisco bay area
842 pm pdt thu oct 23 2025

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


pzz545-241615-
coastal waters from point reyes to pigeon point california out to
10 nm-
842 pm pdt thu oct 23 2025

.tonight...nw wind 10 to 15 kt. seas 5 to 8 ft. wave detail: sw
3 ft at 7 seconds and w 6 ft at 14 seconds. 
.fri...nw wind 10 to 15 kt, easing to 5 to 10 kt in the
afternoon. seas 5 to 8 ft. wave detail: sw 3 ft at 7 seconds and
w 6 ft at 16 seconds. 
.fri night...w wind 5 to 10 kt, backing to sw after midnight.
seas 5 to 8 ft. wave detail: sw 2 ft at 12 seconds and w 7 ft at
15 seconds. a chance of rain after midnight. 
.sat...s wind 10 to 15 kt, becoming sw 5 to 10 kt in the
afternoon. seas 6 to 8 ft. wave detail: sw 2 ft at 9 seconds and
w 7 ft at 15 seconds. a chance of rain, mainly in the morning. 
.sat night...w wind 5 to 10 kt, veering to nw after midnight.
seas 5 to 8 ft, building to 7 to 10 ft after midnight. wave
detail: sw 3 ft at 10 seconds and w 8 ft at 14 seconds. a chance
of rain after midnight. 
.sun...sw wind 5 to 10 kt, becoming s 10 to 15 kt in the
afternoon. seas 8 to 11 ft. wave detail: w 9 ft at 14 seconds and
s 3 ft at 15 seconds. a chance of rain in the morning. 
.sun night...w wind 10 to 15 kt, becoming nw 5 to 10 kt after
midnight. seas 6 to 9 ft. wave detail: sw 3 ft at 8 seconds and w
7 ft at 13 seconds. 
.mon...nw wind 5 to 10 kt. seas 6 to 9 ft, subsiding to 5 to 7 ft
in the afternoon. wave detail: sw 2 ft at 11 seconds and w 8 ft
at 12 seconds. 
.mon night...nw wind 5 to 10 kt. seas 4 to 6 ft. wave detail: sw
3 ft at 10 seconds and w 5 ft at 12 seconds. 
.tue...nw wind 5 to 10 kt. seas 4 to 6 ft. wave detail: sw 2 ft
at 6 seconds and w 5 ft at 12 seconds. 
.tue night...nw wind 5 to 10 kt. seas 4 to 6 ft. wave detail: sw
3 ft at 6 seconds and nw 5 ft at 11 seconds.  

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

in the deep water channel...mixed seas of 3 to 5 feet at 14
seconds. 

across the bar...mixed seas of 4 to 6 feet at 14 seconds. maximum
ebb current of 1.0 kt at 07:19 am friday and 3.3 kt at 06:17 pm
friday.

$$
fzus56 kmtr 240342
cwfmtr
expires:202510241615;;656191

coastal waters forecast for california
national weather service san francisco bay area
842 pm pdt thu oct 23 2025

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


pzz570-241615-
waters from point arena to point reyes 10-60 nm-
842 pm pdt thu oct 23 2025

...small craft advisory in effect through saturday morning...

.tonight...nw wind 15 to 20 kt, easing to 10 to 15 kt late this
evening and overnight. seas 9 to 10 ft. wave detail: s 3 ft at
10 seconds and nw 10 ft at 16 seconds. 
.fri...w wind 5 to 10 kt, becoming sw 10 to 15 kt in the
afternoon. seas 9 to 10 ft. wave detail: sw 3 ft at 13 seconds
and nw 10 ft at 16 seconds. a chance of rain in the afternoon. 
.fri night...s wind 10 to 15 kt. seas 10 to 12 ft. wave detail:
nw 11 ft at 15 seconds and sw 3 ft at 17 seconds. rain.
.sat...sw wind 10 to 15 kt. seas 10 to 11 ft. wave detail: nw
10 ft at 15 seconds and sw 4 ft at 15 seconds. a chance of rain,
mainly in the morning. 
.sat night...w wind 5 to 10 kt. seas 10 to 13 ft, building to
14 to 15 ft after midnight. wave detail: nw 15 ft at 14 seconds
and s 4 ft at 17 seconds. a slight chance of rain in the evening,
then a chance of rain after midnight. 
.sun...s wind 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. seas around 14 ft, subsiding to 12 ft in the
afternoon. wave detail: nw 14 ft at 14 seconds. a chance of rain.
.sun night...nw wind 10 to 15 kt. seas 10 to 13 ft, building to
12 to 13 ft after midnight. wave detail: w 12 ft at 12 seconds
and s 3 ft at 17 seconds. a chance of rain. 
.mon...n wind 10 to 15 kt. seas 9 to 10 ft, subsiding to 8 ft in
the afternoon. wave detail: nw 10 ft at 12 seconds. 
.mon night...n wind 10 to 15 kt. seas 7 to 8 ft. wave detail: nw
8 ft at 12 seconds. 
.tue...nw wind around 10 kt. seas 6 to 7 ft. wave detail: nw 7 ft
at 12 seconds. 
.tue night...nw wind around 10 kt. seas 6 to 7 ft, building to
8 to 9 ft after midnight. wave detail: nw 8 ft at 9 seconds.  

$$
© Copyright 2025 WeatherFlow, Inc · Contact Us ·