(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/12/2026 4:05 PM America/Puerto_Rico.
Valid through 9/13/2026 4:30 AM America/Puerto_Rico.
fzca52 tjsj 122005
cwfsju
expires:202609130830;;343275
coastal waters forecast
national weather service san juan pr
405 pm ast sat sep 12 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.
amz712-130830-
coastal waters of northern puerto rico out 10 nm-
405 pm ast sat sep 12 2026
.tonight...east winds 10 to 15 knots with gusts up to 25 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: northeast 4 feet
at 8 seconds. isolated showers early this evening. scattered showers
late this evening and early morning, then isolated showers late.
.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 3 to 4 feet, occasionally to 5 feet. wave detail:
east 4 feet at 5 seconds and northeast 4 feet at 8 seconds.
scattered showers in the morning.
.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 6 seconds and northeast 2 feet at 9 seconds.
.monday...east winds 10 to 15 knots with gusts up to 25 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: east 3 feet at
6 seconds and east 2 feet at 9 seconds.
.monday night...east winds 10 to 15 knots with gusts up to 20 knots.
seas 3 to 4 feet, occasionally to 5 feet. wave detail: east 3 feet
at 6 seconds and east 3 feet at 9 seconds.
.tuesday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 3 to 4 feet, occasionally to 5 feet. wave
detail: east 4 feet at 5 seconds and northeast 3 feet at 9 seconds.
scattered showers in the afternoon.
.tuesday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 3 to 4 feet, occasionally to 5 feet.
.wednesday...east winds 15 to 20 knots. seas 3 to 4 feet,
occasionally to 5 feet.
.wednesday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 3 to 5 feet, occasionally to 6 feet.
.thursday...east winds 15 to 20 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
.thursday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/12/2026 4:05 PM America/Puerto_Rico.
Valid through 9/13/2026 4:30 AM America/Puerto_Rico.
fzca52 tjsj 122005
cwfsju
expires:202609130830;;343280
coastal waters forecast
national weather service san juan pr
405 pm ast sat sep 12 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.
amz735-130830-
coastal waters of southern puerto rico out 10 nm-
405 pm ast sat sep 12 2026
.tonight...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
6 seconds. isolated showers.
.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
6 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 6 seconds.
.monday...east winds 10 to 15 knots with gusts up to 25 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: east 3 feet at
6 seconds.
.monday night...east winds 10 to 15 knots with gusts up to 20 knots.
seas around 3 feet. wave detail: east 3 feet at 6 seconds.
.tuesday...east winds 15 to 20 knots with gusts up to 25 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: east 4 feet at
6 seconds.
.tuesday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 2 to 4 feet, occasionally to 5 feet.
.wednesday...east winds 15 to 20 knots. seas 3 to 4 feet,
occasionally to 5 feet.
.wednesday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet.
.thursday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 3 to 4 feet, occasionally to 5 feet.
.thursday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/12/2026 4:05 PM America/Puerto_Rico.
Valid through 9/13/2026 4:30 AM America/Puerto_Rico.
fzca52 tjsj 122005
cwfsju
expires:202609130830;;343281
coastal waters forecast
national weather service san juan pr
405 pm ast sat sep 12 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.
amz741-130830-
mona passage southward to 17n-
405 pm ast sat sep 12 2026
...small craft should exercise caution...
.tonight...east winds 10 to 15 knots, increasing to 15 to 20 knots
late this evening and overnight. seas 4 to 6 feet, occasionally to
8 feet. wave detail: east 5 feet at 7 seconds and northeast 2 feet
at 8 seconds. isolated showers.
.sunday...east winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. seas 3 to 5 feet, occasionally to 6 feet. wave
detail: northeast 5 feet at 7 seconds.
.sunday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 3 to 5 feet, occasionally to 6 feet. wave detail: northeast
5 feet at 7 seconds.
.monday...east winds 10 to 15 knots with gusts up to 25 knots. seas
3 to 5 feet, occasionally to 6 feet. wave detail: northeast 4 feet
at 7 seconds.
.monday night...east winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
wave detail: east 4 feet at 7 seconds. scattered showers.
.tuesday...east winds 15 to 20 knots with gusts up to 25 knots. seas
3 to 5 feet, occasionally to 6 feet. wave detail: northeast 4 feet
at 7 seconds. scattered showers in the afternoon.
.tuesday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 3 to 4 feet, occasionally to 5 feet. scattered
showers.
.wednesday...east winds 15 to 20 knots. seas 3 to 5 feet,
occasionally to 6 feet.
.wednesday night...east winds 15 to 20 knots. seas 3 to 5 feet,
occasionally to 6 feet.
.thursday...east winds 15 to 20 knots. seas 3 to 5 feet,
occasionally to 6 feet.
.thursday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/12/2026 4:05 PM America/Puerto_Rico.
Valid through 9/13/2026 4:30 AM America/Puerto_Rico.
fzca52 tjsj 122005
cwfsju
expires:202609130830;;343282
coastal waters forecast
national weather service san juan pr
405 pm ast sat sep 12 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.
amz742-130830-
coastal waters of northwestern puerto rico out 10 nm-
405 pm ast sat sep 12 2026
.tonight...east winds 10 to 15 knots with gusts up to 25 knots. seas
2 to 4 feet, occasionally to 5 feet. wave detail: east 3 feet at
5 seconds and northeast 2 feet at 8 seconds. isolated showers early
this evening.
.sunday...east winds 10 to 15 knots, diminishing to 5 to 10 knots in
the afternoon. seas 2 to 3 feet. wave detail: northeast 2 feet at
6 seconds. scattered showers in the afternoon.
.sunday night...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots after midnight. seas 2 to 3 feet. wave
detail: northeast 3 feet at 7 seconds. scattered showers in the
evening.
.monday...east winds 5 to 10 knots. seas 2 to 3 feet. wave detail:
east 2 feet at 6 seconds and northeast 1 foot at 9 seconds. numerous
showers in the afternoon.
.monday night...east winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: east 2 feet at 5 seconds and northeast 1 foot at 9 seconds.
.tuesday...east winds 10 to 15 knots with gusts up to 20 knots,
becoming northeast 5 to 10 knots in the afternoon. seas 2 to 3 feet.
wave detail: northeast 2 feet at 7 seconds. numerous showers in the
afternoon.
.tuesday night...east winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers.
.wednesday...east winds 10 to 15 knots, becoming northeast 5 to
10 knots in the afternoon. seas 2 to 3 feet. scattered showers in
the afternoon.
.wednesday night...east winds 5 to 10 knots. seas 2 to 3 feet.
.thursday...east winds 5 to 10 knots. seas 2 to 3 feet. numerous
showers in the afternoon.
.thursday night...east winds 5 to 10 knots. seas 2 to 3 feet.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/12/2026 4:05 PM America/Puerto_Rico.
Valid through 9/13/2026 4:30 AM America/Puerto_Rico.
fzca52 tjsj 122005
cwfsju
expires:202609130830;;343283
coastal waters forecast
national weather service san juan pr
405 pm ast sat sep 12 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.
amz745-130830-
coastal waters of southwestern puerto rico out 10 nm-
405 pm ast sat sep 12 2026
.tonight...northeast winds 5 to 10 knots. seas around 2 feet. wave
detail: southeast 2 feet at 6 seconds and north 1 foot at 7 seconds.
isolated showers early this evening.
.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 6 seconds. scattered showers in the
afternoon.
.sunday night...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots after midnight. seas 2 to 3 feet. wave
detail: east 2 feet at 6 seconds and north 1 foot at 6 seconds.
.monday...east winds 5 to 10 knots. seas around 2 feet. wave detail:
southeast 2 feet at 6 seconds. scattered showers in the afternoon.
.monday night...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots after midnight. seas 2 to 3 feet. wave
detail: southeast 2 feet at 6 seconds.
.tuesday...east winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 20 knots in the afternoon. seas around 2 feet. wave
detail: southeast 2 feet at 6 seconds. scattered showers in the
afternoon.
.tuesday night...east winds 5 to 10 knots, diminishing to around
5 knots after midnight. seas 2 to 3 feet. scattered showers.
.wednesday...east winds 10 to 15 knots. seas 2 to 3 feet.
.wednesday night...east winds 10 to 15 knots, diminishing to around
5 knots after midnight. seas 2 to 3 feet.
.thursday...east winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. seas 2 to 3 feet. scattered showers in
the afternoon.
.thursday night...east winds 15 to 20 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
$$
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