(1/6)
Latest Coastal Waters Forecast by KMTR
Issued 8/21/2026 2:39 PM US/Pacific.
Valid through 8/22/2026 3:15 AM US/Pacific.
fzus56 kmtr 212139
cwfmtr
expires:202608221015;;130614
coastal waters forecast for california
national weather service san francisco bay area
239 pm pdt fri aug 21 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
pzz530-221015-
san pablo bay, suisun bay, the west delta and the san francisco
bay north of the bay bridge-
239 pm pdt fri aug 21 2026
...small craft advisory in effect until 9 pm pdt this evening...
.tonight...w wind 10 to 15 kt, becoming sw 5 to 10 kt late this
evening and overnight.
.sat...sw wind 5 to 10 kt, rising to 10 to 15 kt in the
afternoon.
.sat night...sw wind 5 to 10 kt.
.sun...sw wind 5 to 10 kt, rising to 10 to 15 kt in the
afternoon.
.sun night...sw wind 10 to 15 kt.
.mon...sw wind 10 to 15 kt.
.mon night...sw wind 10 to 15 kt.
.tue...w wind 10 to 15 kt, becoming sw 5 to 10 kt in the
afternoon.
.tue night...sw wind 5 to 10 kt.
.wed...sw wind 5 to 10 kt.
.wed night...sw wind 5 to 10 kt.
$$
(2/6)
Latest Coastal Waters Forecast by KMTR
Issued 8/21/2026 2:39 PM US/Pacific.
Valid through 8/22/2026 3:15 AM US/Pacific.
fzus56 kmtr 212139
cwfmtr
expires:202608221015;;130610
coastal waters forecast for california
national weather service san francisco bay area
239 pm pdt fri aug 21 2026
central california coast from point arena to point piedras
blancas out to 60 nm, including monterey bay, greater farallones,
and cordell bank national marine sanctuaries
pzz540-221015-
coastal waters from point arena to point reyes california out to
10 nm-
239 pm pdt fri aug 21 2026
...small craft advisory in effect through late saturday night...
.tonight...nw wind 10 to 15 kt. seas 3 to 4 ft. wave detail: nw
4 ft at 5 seconds.
.sat...nw wind 10 to 15 kt, rising to 15 to 20 kt in the
afternoon. seas 3 to 5 ft. wave detail: nw 5 ft at 5 seconds and
sw 2 ft at 13 seconds.
.sat night...nw wind 20 to 25 kt, easing to 15 to 20 kt after
midnight. seas 4 to 6 ft. wave detail: nw 5 ft at 6 seconds.
.sun...nw wind 10 to 15 kt. seas 4 to 5 ft. wave detail: nw 5 ft
at 8 seconds.
.sun night...nw wind 10 to 15 kt, easing to 5 to 10 kt after
midnight. seas 4 to 6 ft. wave detail: nw 5 ft at 8 seconds.
.mon...nw wind around 5 kt. seas 3 to 5 ft. wave detail: nw 5 ft
at 8 seconds.
.mon night...nw wind 5 to 10 kt. seas 3 to 4 ft. wave detail: nw
3 ft at 7 seconds.
.tue...nw wind 5 to 10 kt. seas around 3 ft. wave detail: nw 3 ft
at 7 seconds.
.tue night...nw wind 10 to 15 kt. seas 3 to 4 ft. wave detail: nw
3 ft at 6 seconds and sw 2 ft at 14 seconds.
.wed...nw wind 10 to 15 kt. seas 3 to 4 ft. wave detail: nw 4 ft
at 6 seconds.
.wed night...nw wind 15 to 20 kt. seas 4 to 6 ft. wave detail: w
5 ft at 7 seconds and s 3 ft at 14 seconds.
$$
(3/6)
Latest Coastal Waters Forecast by KMTR
Issued 8/21/2026 2:39 PM US/Pacific.
Valid through 8/22/2026 3:15 AM US/Pacific.
fzus56 kmtr 212139
cwfmtr
expires:202608221015;;130611
coastal waters forecast for california
national weather service san francisco bay area
239 pm pdt fri aug 21 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
pzz545-221015-
coastal waters from point reyes to pigeon point california out to
10 nm-
239 pm pdt fri aug 21 2026
...small craft advisory in effect through late saturday night...
.tonight...nw wind 10 to 15 kt. seas 3 to 4 ft. wave detail: nw
3 ft at 5 seconds and sw 2 ft at 14 seconds.
.sat...nw wind 10 to 15 kt, rising to 15 to 20 kt in the
afternoon. seas 3 to 5 ft. wave detail: nw 4 ft at 6 seconds and
sw 2 ft at 13 seconds.
.sat night...nw wind 15 to 20 kt, easing to 10 to 15 kt after
midnight. seas 4 to 6 ft. wave detail: nw 6 ft at 7 seconds.
.sun...nw wind 10 to 15 kt, easing to 5 to 10 kt in the
afternoon. seas 3 to 5 ft. wave detail: nw 4 ft at 8 seconds.
.sun night...nw wind 5 to 10 kt. seas 3 to 4 ft. wave detail: nw
4 ft at 8 seconds.
.mon...w wind around 5 kt. seas 3 to 4 ft. wave detail: nw 4 ft
at 8 seconds.
.mon night...nw wind 5 to 10 kt. seas 3 to 4 ft. wave detail: nw
3 ft at 8 seconds.
.tue...nw wind 5 to 10 kt. seas around 3 ft. wave detail: nw 3 ft
at 7 seconds.
.tue night...nw wind 10 to 15 kt. seas 3 to 4 ft. wave detail: w
3 ft at 5 seconds and s 2 ft at 13 seconds.
.wed...nw wind 10 to 15 kt. seas 3 to 4 ft. wave detail: w 4 ft
at 7 seconds and s 2 ft at 14 seconds.
.wed night...nw wind 10 to 15 kt. seas 4 to 6 ft. wave detail: w
6 ft at 8 seconds and s 2 ft at 15 seconds.
.....san francisco bar/fourfathom bank forecast.....
in the deep water channel...mixed seas of 2 to 4 ft at 12
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
1.6 kt at 12:19 am saturday and 0.9 kt at 01:29 pm saturday.
$$
(4/6)
Latest Coastal Waters Forecast by KMTR
Issued 8/21/2026 2:39 PM US/Pacific.
Valid through 8/22/2026 3:15 AM US/Pacific.
fzus56 kmtr 212139
cwfmtr
expires:202608221015;;130612
coastal waters forecast for california
national weather service san francisco bay area
239 pm pdt fri aug 21 2026
central california coast from point arena to point piedras
blancas out to 60 nm, including monterey bay, greater farallones,
and cordell bank national marine sanctuaries
pzz560-221015-
coastal waters from pigeon point to point pinos california out to
10 nm-
239 pm pdt fri aug 21 2026
...small craft advisory in effect from saturday afternoon through
late saturday night...
.tonight...nw wind 15 to 20 kt, easing to 10 to 15 kt late this
evening and overnight. seas 3 to 5 ft. wave detail: nw 4 ft at
6 seconds and sw 2 ft at 14 seconds.
.sat...nw wind 10 to 15 kt, rising to 20 to 25 kt in the
afternoon. seas 3 to 5 ft. wave detail: nw 4 ft at 6 seconds.
.sat night...nw wind 20 to 25 kt, easing to 10 to 15 kt after
midnight. seas 4 to 6 ft. wave detail: nw 5 ft at 7 seconds.
.sun...nw wind 10 to 15 kt. seas 4 to 5 ft. wave detail: nw 4 ft
at 8 seconds.
.sun night...nw wind 15 to 20 kt, easing to 5 to 10 kt after
midnight. seas 3 to 5 ft. wave detail: nw 4 ft at 8 seconds.
.mon...nw wind 5 to 10 kt. seas 3 to 4 ft. wave detail: nw 4 ft
at 8 seconds.
.mon night...nw wind 10 to 15 kt. seas 3 to 4 ft. wave detail: nw
4 ft at 7 seconds.
.tue...nw wind 10 to 15 kt. seas around 3 ft. wave detail: nw
3 ft at 7 seconds.
.tue night...nw wind 15 to 20 kt, easing to 10 to 15 kt after
midnight. seas 3 to 4 ft. wave detail: nw 4 ft at 6 seconds and s
2 ft at 13 seconds.
.wed...n wind 10 to 15 kt, becoming nw 15 to 20 kt in the
afternoon. seas 3 to 4 ft. wave detail: nw 4 ft at 7 seconds and
s 2 ft at 14 seconds.
.wed night...nw wind 15 to 20 kt, easing to 10 to 15 kt after
midnight. seas 4 to 6 ft. wave detail: nw 5 ft at 7 seconds and s
2 ft at 15 seconds.
$$
(5/6)
Latest Coastal Waters Forecast by KMTR
Issued 8/21/2026 2:39 PM US/Pacific.
Valid through 8/22/2026 3:15 AM US/Pacific.
fzus56 kmtr 212139
cwfmtr
expires:202608221015;;130606
coastal waters forecast for california
national weather service san francisco bay area
239 pm pdt fri aug 21 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
pzz570-221015-
waters from point arena to point reyes 10-60 nm-
239 pm pdt fri aug 21 2026
...small craft advisory in effect from saturday afternoon through
late saturday night...
.tonight...nw wind 10 to 15 kt. seas around 4 ft. wave detail: nw
4 ft at 5 seconds and s 2 ft at 14 seconds.
.sat...nw wind 10 to 15 kt, rising to 15 to 20 kt in the
afternoon. seas 4 to 5 ft. wave detail: nw 4 ft at 6 seconds and
s 2 ft at 13 seconds.
.sat night...nw wind 15 to 20 kt. seas 4 to 5 ft, building to
6 ft after midnight. wave detail: nw 6 ft at 7 seconds and s 2 ft
at 15 seconds.
.sun...nw wind 15 to 20 kt. seas 6 to 7 ft. wave detail: nw 7 ft
at 8 seconds and s 2 ft at 15 seconds.
.sun night...nw wind 15 to 20 kt. seas 6 to 7 ft. wave detail: nw
7 ft at 8 seconds and s 2 ft at 15 seconds.
.mon...nw wind 10 to 15 kt, easing to 5 to 10 kt in the
afternoon. seas 5 to 7 ft. wave detail: nw 6 ft at 8 seconds and
s 2 ft at 14 seconds.
.mon night...nw wind around 10 kt. seas 4 to 5 ft. wave detail:
nw 5 ft at 7 seconds and s 2 ft at 14 seconds.
.tue...nw wind around 10 kt. seas 3 to 5 ft. wave detail: nw 4 ft
at 7 seconds and s 2 ft at 14 seconds.
.tue night...nw wind 10 to 15 kt. seas 3 to 4 ft. wave detail: nw
4 ft at 6 seconds and s 2 ft at 13 seconds.
.wed...nw wind 15 to 20 kt. seas 4 to 5 ft. wave detail: nw 5 ft
at 7 seconds and s 2 ft at 14 seconds.
.wed night...nw wind around 20 kt. seas 5 to 7 ft. wave detail:
nw 6 ft at 7 seconds and s 3 ft at 14 seconds.
$$
(6/6)
Latest Coastal Waters Forecast by KMTR
Issued 8/21/2026 2:39 PM US/Pacific.
Valid through 8/22/2026 3:15 AM US/Pacific.
fzus56 kmtr 212139
cwfmtr
expires:202608221015;;130608
coastal waters forecast for california
national weather service san francisco bay area
239 pm pdt fri aug 21 2026
central california coast from point arena to point piedras
blancas out to 60 nm, including monterey bay, greater farallones,
and cordell bank national marine sanctuaries
pzz575-221015-
waters from pigeon point to point pinos 10-60 nm-
239 pm pdt fri aug 21 2026
...small craft advisory in effect from saturday afternoon through
late saturday night...
.tonight...nw wind 10 to 15 kt. seas around 4 ft. wave detail: nw
4 ft at 6 seconds and s 2 ft at 13 seconds.
.sat...nw wind 15 to 20 kt. seas 4 to 5 ft. wave detail: nw 5 ft
at 6 seconds and s 2 ft at 14 seconds.
.sat night...nw wind 15 to 20 kt. seas around 6 ft. wave detail:
nw 6 ft at 7 seconds and sw 2 ft at 14 seconds.
.sun...nw wind 15 to 20 kt. seas 5 to 6 ft. wave detail: nw 6 ft
at 8 seconds and s 2 ft at 15 seconds.
.sun night...nw wind 15 to 20 kt, easing to 10 to 15 kt after
midnight. seas 5 to 6 ft. wave detail: nw 6 ft at 8 seconds and s
2 ft at 15 seconds.
.mon...nw wind 10 to 15 kt. seas 5 to 6 ft. wave detail: nw 5 ft
at 8 seconds and s 2 ft at 13 seconds.
.mon night...nw wind 10 to 15 kt. seas 4 to 5 ft. wave detail: nw
5 ft at 8 seconds and s 2 ft at 14 seconds.
.tue...nw wind 10 to 15 kt. seas around 4 ft. wave detail: nw
4 ft at 7 seconds and s 2 ft at 14 seconds.
.tue night...nw wind around 15 kt. seas around 4 ft. wave detail:
nw 4 ft at 6 seconds and s 2 ft at 13 seconds.
.wed...nw wind around 15 kt. seas around 4 ft, building to 5 to
6 ft in the afternoon. wave detail: nw 5 ft at 7 seconds and s
3 ft at 14 seconds.
.wed night...nw wind 15 to 20 kt. seas 6 to 7 ft. wave detail: nw
6 ft at 7 seconds and s 3 ft at 14 seconds.
$$
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