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(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/9/2026 4:31 AM America/Puerto_Rico.
Valid through 9/9/2026 5:30 PM America/Puerto_Rico.
fzca52 tjsj 090831
cwfsju
expires:202609092130;;156296
coastal waters forecast
national weather service san juan pr
431 am ast wed sep 9 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz712-092130-
coastal waters of northern puerto rico out 10 nm-
431 am ast wed sep 9 2026
...small craft should exercise caution...
.today...east winds 10 to 15 knots, increasing to 15 to 20 knots
this afternoon. gusts up to 30 knots. seas 4 to 5 feet, occasionally
to 6 feet. wave detail: east 5 feet at 7 seconds and northeast
2 feet at 11 seconds. isolated thunderstorms. numerous showers,
mainly this morning.
.tonight...east winds 15 to 20 knots with gusts up to 30 knots. seas
5 to 6 feet, occasionally to 8 feet. wave detail: east 5 feet at
7 seconds and northeast 2 feet at 11 seconds. scattered showers in
the evening, then numerous showers after midnight.
.thursday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. gusts up to 30 knots. seas around 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 7 seconds and
northeast 2 feet at 11 seconds. numerous showers, mainly in the
morning.
.thursday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 4 to 5 feet, occasionally to 6 feet. wave detail:
east 5 feet at 7 seconds and north 1 foot at 9 seconds.
.friday...east winds 10 to 15 knots, increasing to 15 to 20 knots in
the afternoon. gusts up to 30 knots. seas 4 to 5 feet, occasionally
to 6 feet. wave detail: east 5 feet at 8 seconds and north 1 foot at
9 seconds.
.friday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 4 to 5 feet, occasionally to 6 feet. wave detail: east 5 feet
at 8 seconds and north 1 foot at 8 seconds.
.saturday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 4 to 5 feet, occasionally to 6 feet.
.saturday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet.
scattered showers.
.sunday...east winds 10 to 15 knots, increasing to 15 to 20 knots in
the afternoon. seas 4 to 5 feet, occasionally to 6 feet.
.sunday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet.
winds and seas higher in and near thunderstorms.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/9/2026 4:31 AM America/Puerto_Rico.
Valid through 9/9/2026 5:30 PM America/Puerto_Rico.
fzca52 tjsj 090831
cwfsju
expires:202609092130;;156301
coastal waters forecast
national weather service san juan pr
431 am ast wed sep 9 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz735-092130-
coastal waters of southern puerto rico out 10 nm-
431 am ast wed sep 9 2026
...small craft should exercise caution...
.today...east winds 15 to 20 knots with gusts up to 25 knots. seas
3 to 5 feet, occasionally to 6 feet. wave detail: east 4 feet at
6 seconds. numerous showers with isolated thunderstorms this
morning, then isolated showers this afternoon.
.tonight...east winds 15 to 20 knots with gusts up to 30 knots. seas
3 to 5 feet, occasionally to 6 feet. wave detail: east 5 feet at
7 seconds. scattered showers in the evening, then numerous showers
after midnight.
.thursday...east winds 15 to 20 knots with gusts up to 30 knots.
seas 4 to 6 feet, occasionally to 8 feet. wave detail: east 5 feet
at 7 seconds. numerous showers, mainly in the morning.
.thursday night...east winds 15 to 20 knots with gusts up to
25 knots. seas 4 to 5 feet, occasionally to 6 feet. wave detail:
east 5 feet at 7 seconds. scattered showers in the evening.
.friday...east winds 15 to 20 knots with gusts up to 25 knots. seas
4 to 5 feet, occasionally to 6 feet. wave detail: east 5 feet at
7 seconds.
.friday night...east winds 15 to 20 knots with gusts up to 25 knots.
seas 4 to 5 feet, occasionally to 6 feet. wave detail: east 5 feet
at 7 seconds.
.saturday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 4 to 5 feet, occasionally to 6 feet.
.saturday night...east winds 10 to 15 knots. seas 3 to 5 feet,
occasionally to 6 feet.
.sunday...east winds 10 to 15 knots, increasing to 15 to 20 knots in
the afternoon. seas 3 to 5 feet, occasionally to 6 feet.
.sunday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 3 to 5 feet, occasionally to 6 feet.
winds and seas higher in and near thunderstorms.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/9/2026 4:31 AM America/Puerto_Rico.
Valid through 9/9/2026 5:30 PM America/Puerto_Rico.
fzca52 tjsj 090831
cwfsju
expires:202609092130;;156302
coastal waters forecast
national weather service san juan pr
431 am ast wed sep 9 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz741-092130-
mona passage southward to 17n-
431 am ast wed sep 9 2026
...small craft should exercise caution...
.today...east winds 15 to 20 knots with gusts up to 30 knots. seas
4 to 6 feet, occasionally to 8 feet. wave detail: east 6 feet at
6 seconds and northeast 1 foot at 10 seconds. scattered showers.
.tonight...east winds 15 to 20 knots with gusts up to 30 knots. seas
4 to 6 feet, occasionally to 8 feet. wave detail: east 6 feet at
6 seconds and northeast 1 foot at 11 seconds.
.thursday...east winds 15 to 20 knots with gusts up to 30 knots.
seas 5 to 6 feet, occasionally to 8 feet. wave detail: east 6 feet
at 7 seconds and north 1 foot at 11 seconds. scattered showers.
.thursday night...east winds 15 to 20 knots with gusts up to
25 knots. seas 5 to 6 feet, occasionally to 8 feet. wave detail:
east 6 feet at 7 seconds and north 2 feet at 10 seconds. scattered
showers after midnight.
.friday...east winds 15 to 20 knots with gusts up to 25 knots. seas
4 to 6 feet, occasionally to 8 feet. wave detail: east 6 feet at
7 seconds and north 2 feet at 9 seconds. scattered showers in the
morning.
.friday night...east winds 15 to 20 knots with gusts up to 25 knots.
seas 4 to 6 feet, occasionally to 8 feet. wave detail: east 6 feet
at 7 seconds and north 2 feet at 8 seconds.
.saturday...east winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet.
.saturday night...east winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet.
.sunday...east winds 15 to 20 knots. seas 4 to 6 feet, occasionally
to 8 feet. scattered showers in the afternoon.
.sunday night...east winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/9/2026 4:31 AM America/Puerto_Rico.
Valid through 9/9/2026 5:30 PM America/Puerto_Rico.
fzca52 tjsj 090831
cwfsju
expires:202609092130;;156303
coastal waters forecast
national weather service san juan pr
431 am ast wed sep 9 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz742-092130-
coastal waters of northwestern puerto rico out 10 nm-
431 am ast wed sep 9 2026
.today...east winds 5 to 10 knots with gusts up to 20 knots,
diminishing to around 5 knots late this morning, then becoming
northeast 10 to 15 knots with gusts up to 20 knots this afternoon.
seas 2 to 4 feet, occasionally to 5 feet. wave detail: east 3 feet
at 6 seconds and northeast 2 feet at 11 seconds. numerous showers
with isolated thunderstorms this afternoon.
.tonight...east winds 15 to 20 knots with gusts up to 30 knots. seas
3 to 5 feet, occasionally to 6 feet. wave detail: east 4 feet at
6 seconds and northeast 2 feet at 11 seconds.
.thursday...east winds 5 to 10 knots with gusts up to 20 knots. seas
2 to 4 feet, occasionally to 5 feet. wave detail: northeast 4 feet
at 7 seconds and northeast 2 feet at 11 seconds. numerous showers in
the afternoon.
.thursday night...east winds 5 to 10 knots with gusts up to
20 knots. seas 2 to 4 feet, occasionally to 5 feet. wave detail:
southeast 3 feet at 6 seconds and north 2 feet at 10 seconds.
.friday...east winds 5 to 10 knots. seas 2 to 4 feet, occasionally
to 5 feet. wave detail: southeast 3 feet at 6 seconds and north
2 feet at 9 seconds. scattered showers in the afternoon.
.friday night...east winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: southeast 3 feet at 6 seconds
and north 2 feet at 8 seconds.
.saturday...east winds 5 to 10 knots, becoming northeast 10 to
15 knots in the afternoon. seas 2 to 4 feet, occasionally to 5 feet.
scattered showers in the afternoon.
.saturday night...northeast winds 15 to 20 knots, becoming east
10 to 15 knots after midnight. seas 2 to 4 feet, occasionally to
5 feet.
.sunday...east winds 10 to 15 knots. seas 2 to 4 feet, occasionally
to 5 feet. scattered showers in the afternoon.
.sunday night...east winds 10 to 15 knots. seas 2 to 4 feet,
occasionally to 5 feet.
winds and seas higher in and near thunderstorms.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/9/2026 4:31 AM America/Puerto_Rico.
Valid through 9/9/2026 5:30 PM America/Puerto_Rico.
fzca52 tjsj 090831
cwfsju
expires:202609092130;;156304
coastal waters forecast
national weather service san juan pr
431 am ast wed sep 9 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz745-092130-
coastal waters of southwestern puerto rico out 10 nm-
431 am ast wed sep 9 2026
.today...east winds 5 to 10 knots, becoming southeast 10 to 15 knots
late this morning and early afternoon, then becoming east 5 to
10 knots late. gusts up to 25 knots. seas 2 to 3 feet. wave detail:
southeast 3 feet at 6 seconds. scattered showers with isolated
thunderstorms early this afternoon. scattered showers late.
.tonight...east winds 5 to 10 knots. seas 2 to 3 feet. wave detail:
east 3 feet at 6 seconds.
.thursday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 2 to 4 feet, occasionally to 5 feet. wave detail: southeast
3 feet at 6 seconds and north 1 foot at 5 seconds. scattered showers
in the afternoon.
.thursday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
wave detail: southeast 3 feet at 6 seconds.
.friday...east winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. seas 2 to 4 feet, occasionally to 5 feet.
wave detail: southeast 3 feet at 6 seconds and north 1 foot at
9 seconds. scattered showers in the afternoon.
.friday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
wave detail: southeast 3 feet at 6 seconds and north 1 foot at
8 seconds.
.saturday...east winds 5 to 10 knots, becoming southeast in the
afternoon. seas 2 to 3 feet.
.saturday night...east winds 5 to 10 knots. seas 2 to 3 feet.
.sunday...east winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. seas 2 to 3 feet. numerous showers in the
afternoon.
.sunday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet.
winds and seas higher in and near thunderstorms.
$$
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