• 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- eastern

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

Computer Forecasts
 > Model Tables
 > Wind Vector Fx Map
 > Wind FlowViz Fx 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 220453
cwfmtr
expires:202512221730;;006231

coastal waters forecast for california
national weather service san francisco bay area
853 pm pst sun dec 21 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


pzz530-221730-
san pablo bay, suisun bay, the west delta and  the san francisco
bay north of the bay bridge-
853 pm pst sun dec 21 2025

...gale warning in effect from tuesday evening through late 
tuesday night...

.tonight...s wind 15 to 20 kt with gusts up to 35 kt, easing to
10 to 15 kt after midnight. rain.
.mon...s wind 5 to 10 kt, veering to w in the afternoon. rain.
.mon night...nw wind around 5 kt, backing to se after midnight.
rain.
.tue...s wind 10 to 15 kt. rain.
.tue night...se wind 20 to 25 kt, becoming s 15 to 20 kt after
midnight. gusts up to 40 kt. rain.
.wed...s wind 10 to 15 kt. rain.
.wed night...s wind 15 to 20 kt, rising to 25 to 30 kt with gusts
up to 50 kt after midnight. rain.
.christmas day...s wind 25 to 30 kt. rain.
.thu night...s wind 25 to 30 kt, easing to 20 to 25 kt after
midnight. rain.
.fri...s wind 15 to 20 kt, veering to w in the afternoon. rain
likely. 
.fri night...n wind 5 to 10 kt. a chance of rain.  

$$
fzus56 kmtr 220453
cwfmtr
expires:202512221730;;006233

coastal waters forecast for california
national weather service san francisco bay area
853 pm pst sun dec 21 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


pzz535-221730-
monterey bay-
853 pm pst sun dec 21 2025

...gale warning in effect from tuesday morning through late 
tuesday night...

.tonight...s wind 15 to 20 kt, becoming se 10 to 15 kt late this
evening, easing to 5 to 10 kt after midnight. seas 4 to 5 ft.
wave detail: s 4 ft at 7 seconds and w 3 ft at 10 seconds. rain.
.mon...se wind 5 to 10 kt, becoming sw 10 to 15 kt in the
afternoon. seas 3 to 5 ft. wave detail: s 4 ft at 8 seconds and w
3 ft at 10 seconds. rain likely. 
.mon night...s wind 10 to 15 kt. seas 3 to 4 ft. wave detail: sw
3 ft at 9 seconds and nw 2 ft at 12 seconds. rain likely. 
.tue...se wind 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. seas 3 to 5 ft, building to 5 to 7 ft in the
afternoon. wave detail: s 5 ft at 8 seconds and nw 3 ft at
12 seconds. rain.
.tue night...se wind 20 to 25 kt, veering to s after midnight.
gusts up to 45 kt. seas 6 to 9 ft. wave detail: s 8 ft at
9 seconds and nw 3 ft at 12 seconds. a slight chance of tstms in
the evening. rain.
.wed...s wind 10 to 15 kt. seas 5 to 7 ft. wave detail: s 5 ft at
9 seconds and nw 4 ft at 13 seconds. rain.
.wed night...s wind 20 to 25 kt with gusts up to 40 kt, rising to
25 to 30 kt with gusts up to 50 kt after midnight. seas 5 to
8 ft, building to 7 to 10 ft after midnight. wave detail: s 8 ft
at 9 seconds and nw 3 ft at 11 seconds. rain.
.christmas day...s wind 25 to 35 kt. seas 8 to 11 ft. wave
detail: sw 11 ft at 12 seconds and nw 3 ft at 12 seconds. rain.
.thu night...s wind 25 to 30 kt. seas 9 to 12 ft. wave detail: sw
11 ft at 12 seconds and w 9 ft at 15 seconds. rain.
.fri...sw wind 20 to 25 kt, becoming w 10 to 15 kt in the
afternoon. seas 8 to 11 ft, subsiding to 6 to 9 ft in the
afternoon. wave detail: sw 7 ft at 13 seconds and w 9 ft at
14 seconds. rain.
.fri night...w wind 10 to 15 kt, becoming n 5 to 10 kt after
midnight. seas 5 to 8 ft. wave detail: sw 6 ft at 12 seconds and
w 6 ft at 14 seconds. rain likely, mainly in the evening.  

winds and seas higher in and near tstms.

locally lower winds and seas across sheltered portions of the bay.


$$
fzus56 kmtr 220453
cwfmtr
expires:202512221730;;006227

coastal waters forecast for california
national weather service san francisco bay area
853 pm pst sun dec 21 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


pzz540-221730-
coastal waters from point arena to point reyes california out to
10 nm-
853 pm pst sun dec 21 2025

...gale warning in effect from tuesday morning through tuesday 
afternoon...
...storm watch in effect from tuesday afternoon through late 
tuesday night...

.tonight...sw wind 15 to 20 kt with gusts up to 35 kt, becoming
nw 10 to 15 kt late this evening and early morning, easing to
5 to 10 kt late. seas 8 to 10 ft, subsiding to 6 to 8 ft after
midnight. wave detail: sw 9 ft at 8 seconds and nw 4 ft at
11 seconds. rain, mainly this evening. 
.mon...nw wind 5 to 10 kt. seas 5 to 7 ft. wave detail: sw 5 ft
at 8 seconds and nw 4 ft at 11 seconds. a chance of rain in the
morning, then rain in the afternoon. 
.mon night...n wind 5 to 10 kt. seas 5 to 7 ft. wave detail: sw
4 ft at 8 seconds and nw 6 ft at 12 seconds. rain.
.tue...e wind 15 to 20 kt, becoming se 20 to 25 kt in the
afternoon. gusts up to 40 kt. seas 6 to 9 ft, building to 8 to
11 ft in the afternoon. wave detail: s 4 ft at 9 seconds and nw
9 ft at 12 seconds. rain.
.tue night...se wind 25 to 30 kt with gusts up to 50 kt, becoming
sw 15 to 20 kt with gusts up to 40 kt after midnight. seas 9 to
12 ft. wave detail: s 7 ft at 9 seconds and nw 9 ft at
13 seconds. rain with a slight chance of tstms in the evening,
then rain after midnight. 
.wed...s wind around 10 kt, rising to 25 to 30 kt in the
afternoon. seas 8 to 11 ft, subsiding to 8 to 9 ft in the
afternoon. wave detail: s 6 ft at 10 seconds and nw 6 ft at
13 seconds. rain.
.wed night...se wind 20 to 25 kt with gusts up to 35 kt, becoming
s 25 to 30 kt with gusts up to 45 kt after midnight. seas 9 to
12 ft, building to 11 to 15 ft after midnight. wave detail: s
12 ft at 9 seconds and nw 6 ft at 11 seconds. rain.
.christmas day...s wind 25 to 30 kt. seas 12 to 16 ft. wave
detail: w 5 ft at 11 seconds and sw 16 ft at 12 seconds. rain.
.thu night...sw wind 20 to 25 kt, easing to 15 to 20 kt after
midnight. seas 13 to 17 ft. wave detail: sw 16 ft at 9 seconds
and nw 16 ft at 14 seconds. rain.
.fri...nw wind 15 to 20 kt, easing to 10 to 15 kt in the
afternoon. seas 11 to 15 ft, subsiding to 9 to 13 ft in the
afternoon. wave detail: s 3 ft at 13 seconds and w 14 ft at
14 seconds. rain.
.fri night...nw wind 10 to 15 kt, becoming n 5 to 10 kt after
midnight. seas 7 to 10 ft. wave detail: sw 6 ft at 10 seconds and
w 10 ft at 13 seconds. a chance of rain.  

winds and seas higher in and near tstms.

$$
fzus56 kmtr 220453
cwfmtr
expires:202512221730;;006228

coastal waters forecast for california
national weather service san francisco bay area
853 pm pst sun dec 21 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


pzz545-221730-
coastal waters from point reyes to pigeon point california out to
10 nm-
853 pm pst sun dec 21 2025

...small craft advisory in effect through monday morning...
...gale warning in effect from tuesday morning through tuesday
afternoon...
...storm watch in effect from tuesday afternoon through late
tuesday night...

.tonight...s wind 20 to 25 kt with gusts up to 35 kt, becoming sw
15 to 20 kt after midnight. seas 6 to 8 ft. wave detail: s 7 ft
at 8 seconds and nw 4 ft at 11 seconds. rain.
.mon...sw wind 10 to 15 kt. seas 5 to 7 ft. wave detail: sw 5 ft
at 8 seconds and nw 4 ft at 11 seconds. rain.
.mon night...n wind 5 to 10 kt, becoming se 15 to 20 kt after
midnight. seas 4 to 6 ft. wave detail: nw 5 ft at 11 seconds and
sw 4 ft at 11 seconds. rain.
.tue...se wind 20 to 25 kt with gusts up to 35 kt, rising to
25 to 30 kt with gusts up to 45 kt in the afternoon. seas 5 to
8 ft, building to 8 to 11 ft in the afternoon. wave detail: s
8 ft at 8 seconds and nw 7 ft at 12 seconds. rain.
.tue night...se wind 25 to 30 kt with gusts up to 50 kt, veering
to sw 20 to 25 kt with gusts up to 40 kt after midnight. seas
10 to 14 ft. wave detail: s 9 ft at 9 seconds and nw 6 ft at
12 seconds. rain.
.wed...s wind 10 to 15 kt, rising to 20 to 25 kt in the
afternoon. seas 7 to 10 ft. wave detail: s 7 ft at 9 seconds and
nw 7 ft at 12 seconds. rain.
.wed night...s wind 20 to 25 kt with gusts up to 35 kt, rising to
25 to 35 kt with gusts up to 50 kt after midnight. seas 8 to
11 ft, building to 10 to 12 ft after midnight. wave detail: s
11 ft at 9 seconds and nw 5 ft at 11 seconds. rain.
.christmas day...s wind 30 to 35 kt, veering to sw 25 to 35 kt in
the afternoon. seas 9 to 12 ft, building to 10 to 14 ft in the
afternoon. wave detail: sw 13 ft at 12 seconds and w 3 ft at
14 seconds. rain.
.thu night...sw wind 25 to 30 kt, easing to 20 to 25 kt after
midnight. seas 11 to 15 ft. wave detail: sw 13 ft at 9 seconds
and nw 12 ft at 14 seconds. rain.
.fri...sw wind 15 to 20 kt, veering to nw in the afternoon. seas
9 to 13 ft, subsiding to 8 to 11 ft in the afternoon. wave
detail: sw 8 ft at 13 seconds and w 11 ft at 14 seconds. rain.
.fri night...nw wind 10 to 15 kt, becoming n 5 to 10 kt after
midnight. seas 6 to 9 ft. wave detail: sw 6 ft at 10 seconds and
w 8 ft at 13 seconds. a chance of rain.  

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

in the deep water channel...mixed seas of 3 to 4 feet at 11 
seconds. 

across the bar...mixed seas of 4 to 5 feet at 11 seconds. maximum
ebb current of 1.0 kt at 06:09 am monday and 3.2 kt at 05:12 pm
monday.

$$
fzus56 kmtr 220453
cwfmtr
expires:202512221730;;006229

coastal waters forecast for california
national weather service san francisco bay area
853 pm pst sun dec 21 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


pzz560-221730-
coastal waters from pigeon point to point pinos california out to
10 nm-
853 pm pst sun dec 21 2025

...small craft advisory in effect through monday morning...
...gale warning in effect from tuesday morning through tuesday
afternoon...
...storm watch in effect from tuesday afternoon through late
tuesday night...

.tonight...s wind 20 to 25 kt, easing to 15 to 20 kt late. seas
5 to 7 ft. wave detail: s 6 ft at 7 seconds and w 4 ft at
11 seconds. rain.
.mon...s wind 15 to 20 kt. seas 5 to 7 ft. wave detail: s 5 ft at
8 seconds and nw 4 ft at 11 seconds. rain.
.mon night...s wind 15 to 20 kt. seas 4 to 6 ft. wave detail: sw
4 ft at 9 seconds and nw 5 ft at 12 seconds. rain.
.tue...se wind 20 to 25 kt with gusts up to 35 kt, becoming s
25 to 30 kt with gusts up to 45 kt in the afternoon. seas 5 to
8 ft, building to 8 to 11 ft in the afternoon. wave detail: s
8 ft at 8 seconds and nw 5 ft at 12 seconds. rain.
.tue night...se wind 25 to 35 kt, veering to sw 20 to 25 kt after
midnight. gusts up to 55 kt. seas 10 to 14 ft. wave detail: s
10 ft at 9 seconds and nw 5 ft at 12 seconds. a slight chance of
tstms in the evening. rain.
.wed...s wind 10 to 15 kt, rising to 20 to 25 kt in the
afternoon. seas 6 to 9 ft. wave detail: s 7 ft at 9 seconds and
nw 6 ft at 13 seconds. rain.
.wed night...s wind 25 to 35 kt. gusts up to 50 kt after
midnight. seas 8 to 11 ft, building to 10 to 13 ft after
midnight. wave detail: s 11 ft at 9 seconds and nw 5 ft at
11 seconds. rain.
.christmas day...s wind 30 to 35 kt, veering to sw 25 to 35 kt in
the afternoon. seas 10 to 14 ft. wave detail: sw 14 ft at
10 seconds and nw 2 ft at 11 seconds. rain.
.thu night...sw wind 25 to 35 kt. seas 12 to 15 ft. wave detail:
sw 14 ft at 9 seconds and w 14 ft at 15 seconds. rain.
.fri...w wind 15 to 20 kt. seas 10 to 14 ft, subsiding to 9 to
12 ft in the afternoon. wave detail: s 7 ft at 13 seconds and w
13 ft at 14 seconds. rain.
.fri night...nw wind 10 to 15 kt, becoming n 5 to 10 kt after
midnight. seas 7 to 9 ft. wave detail: sw 5 ft at 11 seconds and
w 9 ft at 14 seconds. rain likely, mainly in the evening.  

winds and seas higher in and near tstms.

$$
fzus56 kmtr 220453
cwfmtr
expires:202512221730;;006223

coastal waters forecast for california
national weather service san francisco bay area
853 pm pst sun dec 21 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


pzz570-221730-
waters from point arena to point reyes 10-60 nm-
853 pm pst sun dec 21 2025

...gale warning in effect from tuesday afternoon through late 
tuesday night...

.tonight...w wind 15 to 20 kt, becoming nw 5 to 10 kt late this
evening and overnight. seas 7 to 10 ft. wave detail: sw 9 ft at
8 seconds and nw 5 ft at 11 seconds. rain, mainly this evening. 
.mon...nw wind 5 to 10 kt. seas around 7 ft. wave detail: sw 6 ft
at 8 seconds and nw 6 ft at 11 seconds. a chance of rain. 
.mon night...n wind 5 to 10 kt. seas 7 to 9 ft. wave detail: sw
4 ft at 8 seconds and nw 8 ft at 12 seconds. rain.
.tue...ne wind 10 to 15 kt, becoming e 20 to 25 kt with gusts up
to 40 kt in the afternoon. seas 7 to 10 ft, building to 9 to
12 ft in the afternoon. wave detail: nw 10 ft at 13 seconds and s
2 ft at 14 seconds. rain.
.tue night...se wind 25 to 30 kt with gusts up to 45 kt, veering
to w 20 to 25 kt after midnight. seas 10 to 12 ft. wave detail:
nw 11 ft at 13 seconds and s 7 ft at 13 seconds. rain.
.wed...s wind 10 to 15 kt, becoming se 25 to 30 kt in the
afternoon. seas 9 to 11 ft. wave detail: s 8 ft at 9 seconds and
nw 10 ft at 13 seconds. rain.
.wed night...s wind 20 to 25 kt, rising to 25 to 30 kt after
midnight. seas 10 to 14 ft, building to 13 to 17 ft after
midnight. wave detail: s 14 ft at 9 seconds and nw 7 ft at
11 seconds. rain.
.christmas day...sw wind 25 to 30 kt. seas 14 to 17 ft, building
to 15 to 20 ft in the afternoon. wave detail: sw 19 ft at
13 seconds. rain.
.thu night...sw wind 20 to 25 kt. seas 18 to 20 ft, subsiding to
16 to 18 ft after midnight. wave detail: sw 19 ft at 9 seconds
and w 18 ft at 14 seconds. rain.
.fri...nw wind 15 to 20 kt. seas 14 to 17 ft, subsiding to 11 to
15 ft in the afternoon. wave detail: s 3 ft at 10 seconds and w
16 ft at 14 seconds. rain.
.fri night...n wind 15 to 20 kt. seas 10 to 11 ft. wave detail:
sw 7 ft at 10 seconds and w 11 ft at 12 seconds. a chance of
rain.  

$$
fzus56 kmtr 220453
cwfmtr
expires:202512221730;;006225

coastal waters forecast for california
national weather service san francisco bay area
853 pm pst sun dec 21 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


pzz575-221730-
waters from pigeon point to point pinos 10-60 nm-
853 pm pst sun dec 21 2025

...small craft advisory in effect until 3 am pst monday...
...gale warning in effect from tuesday morning through late
tuesday night...

.tonight...s wind 15 to 20 kt, becoming w 10 to 15 kt late. seas
7 to 8 ft. wave detail: s 7 ft at 9 seconds and nw 5 ft at
11 seconds. rain.
.mon...e wind 10 to 15 kt. seas 6 to 8 ft. wave detail: sw 6 ft
at 9 seconds and nw 5 ft at 11 seconds. rain.
.mon night...e wind 10 to 15 kt, becoming se 15 to 20 kt after
midnight. seas 6 to 7 ft. wave detail: sw 4 ft at 8 seconds and
nw 6 ft at 12 seconds. rain.
.tue...se wind 20 to 25 kt with gusts up to 35 kt, rising to
around 30 kt with gusts up to 45 kt in the afternoon. seas 7 to
10 ft, building to 10 to 14 ft in the afternoon. wave detail: s
10 ft at 8 seconds and nw 11 ft at 12 seconds. rain.
.tue night...se wind 25 to 35 kt with gusts up to 50 kt, veering
to sw 20 to 25 kt with gusts up to 40 kt after midnight. seas
13 to 15 ft, subsiding to 10 to 14 ft after midnight. wave
detail: s 10 ft at 9 seconds and w 10 ft at 12 seconds. rain with
a slight chance of tstms in the evening, then rain after
midnight. 
.wed...s wind around 10 kt, rising to 25 to 30 kt in the
afternoon. seas 9 to 12 ft. wave detail: s 8 ft at 9 seconds and
nw 8 ft at 13 seconds. rain.
.wed night...s wind 20 to 25 kt with gusts up to 35 kt, rising to
25 to 30 kt with gusts up to 45 kt after midnight. seas 10 to
14 ft, building to 13 to 14 ft after midnight. wave detail: s
13 ft at 9 seconds and nw 6 ft at 12 seconds. rain.
.christmas day...sw wind 25 to 30 kt. seas 12 to 14 ft, building
to 13 to 18 ft in the afternoon. wave detail: sw 15 ft at
12 seconds and w 16 ft at 15 seconds. rain.
.thu night...sw wind 20 to 25 kt. seas 15 to 18 ft. wave detail:
s 15 ft at 8 seconds and w 17 ft at 15 seconds. rain.
.fri...nw wind 15 to 20 kt. seas 13 to 16 ft, subsiding to 10 to
14 ft in the afternoon. wave detail: s 8 ft at 11 seconds and w
15 ft at 14 seconds. rain.
.fri night...n wind 10 to 15 kt. seas 9 to 11 ft. wave detail: sw
7 ft at 10 seconds and w 10 ft at 14 seconds. rain likely, mainly
in the evening.  

winds and seas higher in and near tstms.

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