(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/11/2026 3:54 AM America/Puerto_Rico.
Valid through 9/11/2026 4:15 PM America/Puerto_Rico.
fzca52 tjsj 110754
cwfsju
expires:202609112015;;261084
coastal waters forecast
national weather service san juan pr
354 am ast fri sep 11 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.
amz712-112015-
coastal waters of northern puerto rico out 10 nm-
354 am ast fri sep 11 2026
...small craft should exercise caution...
.today...east winds 10 to 15 knots with gusts up to 20 knots,
increasing to 15 to 20 knots with gusts up to 30 knots this
afternoon. seas 4 to 5 feet, occasionally to 6 feet. wave detail:
east 5 feet at 8 seconds and north 2 feet at 9 seconds. isolated
showers.
.tonight...east winds 15 to 20 knots, diminishing to 10 to 15 knots
after midnight. seas 4 to 5 feet, occasionally to 6 feet. wave
detail: east 5 feet at 8 seconds and north 1 foot at 9 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. wave
detail: east 5 feet at 8 seconds and north 1 foot at 8 seconds.
.saturday 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 4 feet at 8 seconds and north 1 foot at 9 seconds.
.sunday...east winds 10 to 15 knots with gusts up to 20 knots,
increasing to 15 to 20 knots with gusts up to 30 knots in the
afternoon. seas around 4 feet, occasionally to 5 feet. wave detail:
east 4 feet at 7 seconds and north 1 foot at 10 seconds.
.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.
wave detail: east 4 feet at 6 seconds and northeast 2 feet at
10 seconds.
.monday...east winds 10 to 15 knots. seas 3 to 4 feet, occasionally
to 5 feet. scattered showers in the afternoon.
.monday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
.tuesday...east winds 10 to 15 knots. seas 3 to 4 feet, occasionally
to 5 feet. scattered showers in the afternoon.
.tuesday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/11/2026 3:54 AM America/Puerto_Rico.
Valid through 9/11/2026 4:15 PM America/Puerto_Rico.
fzca52 tjsj 110754
cwfsju
expires:202609112015;;261089
coastal waters forecast
national weather service san juan pr
354 am ast fri sep 11 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz735-112015-
coastal waters of southern puerto rico out 10 nm-
354 am ast fri sep 11 2026
...small craft should exercise caution...
.today...east winds 10 to 15 knots, increasing to 15 to 20 knots
this afternoon. seas 3 to 5 feet, occasionally to 6 feet. wave
detail: east 4 feet at 7 seconds.
.tonight...east winds 15 to 20 knots, diminishing to 10 to 15 knots
after midnight. seas 3 to 5 feet, occasionally to 6 feet. wave
detail: east 4 feet at 7 seconds.
.saturday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 3 to 5 feet, occasionally to 6 feet. wave
detail: east 4 feet at 7 seconds.
.saturday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 3 to 5 feet, occasionally to 6 feet.
wave detail: east 4 feet at 7 seconds.
.sunday...east winds 10 to 15 knots with gusts up to 25 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: east 4 feet at
7 seconds.
.sunday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 3 to 4 feet, occasionally to 5 feet. wave detail: east 4 feet
at 7 seconds.
.monday...east winds 10 to 15 knots. seas 3 to 4 feet, occasionally
to 5 feet. scattered showers in the afternoon.
.monday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
.tuesday...east winds 10 to 15 knots. seas around 3 feet.
.tuesday night...east winds 10 to 15 knots. seas 2 to 3 feet.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/11/2026 3:54 AM America/Puerto_Rico.
Valid through 9/11/2026 4:15 PM America/Puerto_Rico.
fzca52 tjsj 110754
cwfsju
expires:202609112015;;261090
coastal waters forecast
national weather service san juan pr
354 am ast fri sep 11 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.
amz741-112015-
mona passage southward to 17n-
354 am ast fri sep 11 2026
...small craft should exercise caution...
.today...east winds 15 to 20 knots with gusts up to 25 knots. seas
4 to 6 feet, occasionally to 8 feet. wave detail: east 5 feet at
7 seconds and north 2 feet at 9 seconds. isolated showers late.
.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
7 seconds and north 2 feet at 8 seconds.
.saturday...east winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. seas 4 to 6 feet, occasionally to 8 feet. wave
detail: northeast 6 feet at 7 seconds.
.saturday night...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 7 seconds.
.sunday...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.
.sunday 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.
.monday...east winds 10 to 15 knots. seas 3 to 5 feet, occasionally
to 6 feet.
.monday night...east winds 10 to 15 knots. seas 3 to 5 feet,
occasionally to 6 feet. scattered showers.
.tuesday...east winds 10 to 15 knots. seas 3 to 4 feet, occasionally
to 5 feet.
.tuesday night...east winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/11/2026 3:54 AM America/Puerto_Rico.
Valid through 9/11/2026 4:15 PM America/Puerto_Rico.
fzca52 tjsj 110754
cwfsju
expires:202609112015;;261091
coastal waters forecast
national weather service san juan pr
354 am ast fri sep 11 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.
amz742-112015-
coastal waters of northwestern puerto rico out 10 nm-
354 am ast fri sep 11 2026
.today...east winds 5 to 10 knots, diminishing to around 5 knots
late this morning, then becoming northeast with gusts up to 20 knots
this afternoon. seas 2 to 4 feet, occasionally to 5 feet. wave
detail: east 3 feet at 5 seconds and north 2 feet at 9 seconds.
isolated showers early this afternoon. scattered showers late.
.tonight...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 8 seconds.
.saturday...east winds 5 to 10 knots, becoming northeast 10 to
15 knots with gusts up to 20 knots in the afternoon. seas 2 to
4 feet, occasionally to 5 feet. wave detail: east 3 feet at
6 seconds.
.saturday night...northeast winds 15 to 20 knots with gusts up to
25 knots. seas 2 to 4 feet, occasionally to 5 feet. wave detail:
northeast 4 feet at 7 seconds.
.sunday...east winds 10 to 15 knots, diminishing to 5 to 10 knots in
the afternoon. seas 2 to 4 feet, occasionally to 5 feet. wave
detail: northeast 3 feet at 6 seconds. scattered showers in the
afternoon.
.sunday night...east winds 10 to 15 knots with gusts up to 25 knots,
diminishing to 5 to 10 knots after midnight. seas 2 to 3 feet. wave
detail: northeast 3 feet at 6 seconds.
.monday...east winds 5 to 10 knots. seas 2 to 3 feet. numerous
showers in the afternoon.
.monday night...east winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers.
.tuesday...east winds 5 to 10 knots. seas 2 to 3 feet. scattered
showers in the afternoon.
.tuesday night...east winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/11/2026 3:54 AM America/Puerto_Rico.
Valid through 9/11/2026 4:15 PM America/Puerto_Rico.
fzca52 tjsj 110754
cwfsju
expires:202609112015;;261092
coastal waters forecast
national weather service san juan pr
354 am ast fri sep 11 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.
amz745-112015-
coastal waters of southwestern puerto rico out 10 nm-
354 am ast fri sep 11 2026
.today...east winds 5 to 10 knots, becoming southeast 10 to 15 knots
with gusts up to 25 knots late this morning and afternoon. seas 2 to
3 feet. wave detail: southeast 2 feet at 6 seconds and north 1 foot
at 8 seconds. isolated showers this afternoon.
.tonight...east winds 15 to 20 knots, diminishing to 10 to 15 knots
after midnight. seas 2 to 3 feet. wave detail: southeast 3 feet at
5 seconds and north 1 foot at 8 seconds.
.saturday...east winds around 5 knots, becoming southeast around
5 knots in the afternoon. seas 2 to 3 feet. wave detail: southeast
2 feet at 6 seconds and north 1 foot at 8 seconds. scattered showers
in the afternoon.
.saturday night...northeast winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: south 2 feet at 7 seconds and north 1 foot at
7 seconds.
.sunday...east winds around 5 knots, increasing to 10 to 15 knots
with gusts up to 20 knots in the afternoon. seas 2 to 3 feet. wave
detail: southeast 2 feet at 7 seconds. scattered showers in the
afternoon.
.sunday night...east winds 10 to 15 knots with gusts up to 20 knots.
seas 2 to 3 feet. wave detail: southeast 2 feet at 7 seconds and
north 1 foot at 6 seconds.
.monday...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.
.monday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet.
.tuesday...east winds 5 to 10 knots. seas around 2 feet. scattered
showers in the afternoon.
.tuesday night...east winds 5 to 10 knots. seas around 2 feet.
scattered showers.
$$
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