(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/30/2026 3:54 PM America/Puerto_Rico.
Valid through 10/1/2026 4:15 AM America/Puerto_Rico.
fzca52 tjsj 301954
cwfsju
expires:202610010815;;316913
coastal waters forecast
national weather service san juan pr
354 pm ast wed sep 30 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.
amz712-010815-
coastal waters of northern puerto rico out 10 nm-
354 pm ast wed sep 30 2026
...small craft should exercise caution...
.tonight...east winds 15 to 20 knots, diminishing to 10 to 15 knots
late this evening and overnight. seas 4 to 5 feet, occasionally to
6 feet. wave detail: northeast 4 feet at 6 seconds and north 1 foot
at 9 seconds. isolated showers.
.thursday...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 4 to 5 feet, occasionally to 6 feet. wave detail:
northeast 4 feet at 7 seconds and northeast 2 feet at 15 seconds.
scattered showers.
.thursday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. gusts up to 25 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: northeast 4 feet at 7 seconds
and northeast 2 feet at 14 seconds.
.friday...east winds 10 to 15 knots, increasing to 15 to 20 knots in
the afternoon. seas around 4 feet, occasionally to 5 feet. wave
detail: east 4 feet at 6 seconds and northeast 2 feet at 13 seconds.
scattered showers.
.friday night...east winds 10 to 15 knots with gusts up to 25 knots,
diminishing to 5 to 10 knots after midnight. seas around 4 feet,
occasionally to 5 feet. wave detail: east 4 feet at 6 seconds and
northeast 2 feet at 13 seconds.
.saturday...east winds 10 to 15 knots with gusts up to 25 knots.
seas around 4 feet, occasionally to 5 feet. wave detail: northeast
3 feet at 6 seconds and northeast 3 feet at 12 seconds. scattered
showers in the afternoon.
.saturday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 5 feet, occasionally to 6 feet.
.sunday...east winds 10 to 15 knots. seas around 4 feet,
occasionally to 5 feet. scattered showers in the afternoon.
.sunday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
.monday...east winds 5 to 10 knots, increasing to 10 to 15 knots in
the afternoon. seas around 3 feet.
.monday night...east winds 10 to 15 knots, becoming southeast 5 to
10 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/30/2026 3:54 PM America/Puerto_Rico.
Valid through 10/1/2026 4:15 AM America/Puerto_Rico.
fzca52 tjsj 301954
cwfsju
expires:202610010815;;316918
coastal waters forecast
national weather service san juan pr
354 pm ast wed sep 30 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.
amz735-010815-
coastal waters of southern puerto rico out 10 nm-
354 pm ast wed sep 30 2026
...small craft should exercise caution...
.tonight...east winds 15 to 20 knots, diminishing to 10 to 15 knots
after midnight. seas 3 to 4 feet, occasionally to 5 feet. wave
detail: east 4 feet at 6 seconds. isolated showers until early
morning, then scattered showers late.
.thursday...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. scattered showers in the morning.
.thursday 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.
.friday...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.
.friday 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.
.saturday...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. scattered showers.
.saturday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 3 to 4 feet, occasionally to 5 feet.
.sunday...east winds 10 to 15 knots. seas 3 to 4 feet, occasionally
to 5 feet. scattered showers in the afternoon.
.sunday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet.
.monday...east winds 5 to 10 knots, increasing to 10 to 15 knots in
the afternoon. seas 2 to 3 feet.
.monday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/30/2026 3:54 PM America/Puerto_Rico.
Valid through 10/1/2026 4:15 AM America/Puerto_Rico.
fzca52 tjsj 301954
cwfsju
expires:202610010815;;316919
coastal waters forecast
national weather service san juan pr
354 pm ast wed sep 30 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.
amz741-010815-
mona passage southward to 17n-
354 pm ast wed sep 30 2026
...small craft should exercise caution...
.tonight...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
6 seconds and north 1 foot at 9 seconds. isolated thunderstorms
early this evening. scattered showers.
.thursday...east winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. seas 4 to 5 feet, occasionally to 6 feet. wave
detail: east 4 feet at 6 seconds and north 1 foot at 9 seconds.
.thursday night...east winds 10 to 15 knots with gusts up to
25 knots. seas around 4 feet, occasionally to 5 feet. wave detail:
northeast 4 feet at 7 seconds and north 1 foot at 8 seconds.
scattered showers.
.friday...east winds 10 to 15 knots with gusts up to 20 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: northeast 4 feet
at 7 seconds and north 1 foot at 14 seconds. scattered showers in
the morning.
.friday night...east winds 10 to 15 knots with gusts up to 20 knots.
seas around 4 feet, occasionally to 5 feet. wave detail: northeast
4 feet at 7 seconds and north 2 feet at 13 seconds. scattered
showers.
.saturday...east winds 10 to 15 knots with gusts up to 20 knots.
seas around 4 feet, occasionally to 5 feet. wave detail: east 4 feet
at 6 seconds and north 2 feet at 13 seconds.
.saturday night...east winds 10 to 15 knots with gusts up to
20 knots. seas around 4 feet, occasionally to 5 feet.
.sunday...east winds 10 to 15 knots. seas around 4 feet,
occasionally to 5 feet.
.sunday night...east winds 10 to 15 knots. seas around 4 feet,
occasionally to 5 feet.
.monday...east winds 10 to 15 knots, diminishing to 5 to 10 knots in
the afternoon. seas 3 to 4 feet, occasionally to 5 feet.
.monday night...east winds 5 to 10 knots. seas around 3 feet.
winds and seas higher in and near thunderstorms.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/30/2026 3:54 PM America/Puerto_Rico.
Valid through 10/1/2026 4:15 AM America/Puerto_Rico.
fzca52 tjsj 301954
cwfsju
expires:202610010815;;316920
coastal waters forecast
national weather service san juan pr
354 pm ast wed sep 30 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.
amz742-010815-
coastal waters of northwestern puerto rico out 10 nm-
354 pm ast wed sep 30 2026
...small craft should exercise caution...
.tonight...east winds 15 to 20 knots with gusts up to 25 knots,
diminishing to 5 to 10 knots. seas 2 to 4 feet, occasionally to
5 feet. wave detail: northeast 3 feet at 5 seconds and north 2 feet
at 10 seconds.
.thursday...east winds 5 to 10 knots, diminishing to around 5 knots
in the afternoon. seas 2 to 4 feet, occasionally to 5 feet. wave
detail: northeast 3 feet at 6 seconds and north 2 feet at 9 seconds.
numerous showers in the afternoon.
.thursday night...east winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: south 1 foot at 5 seconds and
north 1 foot at 8 seconds. scattered showers in the evening.
.friday...east winds 5 to 10 knots, diminishing to around 5 knots in
the afternoon. seas 2 to 4 feet, occasionally to 5 feet. wave
detail: southeast 2 feet at 5 seconds and northeast 2 feet at
13 seconds. numerous showers in the afternoon.
.friday night...east winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: southeast 2 feet at 5 seconds and north 2 feet at
12 seconds.
.saturday...east winds 5 to 10 knots, becoming northeast in the
afternoon. seas 2 to 4 feet, occasionally to 5 feet. wave detail:
southeast 2 feet at 6 seconds and northeast 2 feet at 12 seconds.
numerous showers in the afternoon.
.saturday night...east winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. scattered showers.
.sunday...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.
.sunday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
.monday...east winds around 5 knots. seas 2 to 3 feet.
.monday night...east winds around 5 knots. seas 2 to 3 feet.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/30/2026 3:54 PM America/Puerto_Rico.
Valid through 10/1/2026 4:15 AM America/Puerto_Rico.
fzca52 tjsj 301954
cwfsju
expires:202610010815;;316921
coastal waters forecast
national weather service san juan pr
354 pm ast wed sep 30 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.
amz745-010815-
coastal waters of southwestern puerto rico out 10 nm-
354 pm ast wed sep 30 2026
.tonight...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 2 feet at 10 seconds.
isolated showers this evening.
.thursday...east winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. gusts up to 25 knots. seas 2 to 3 feet. wave
detail: southeast 2 feet at 6 seconds and north 2 feet at 8 seconds.
.thursday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet. wave detail: southeast
2 feet at 5 seconds and north 1 foot at 8 seconds.
.friday...east winds 5 to 10 knots, becoming southeast 10 to
15 knots with gusts up to 20 knots in the afternoon. seas 2 to
3 feet. wave detail: southeast 2 feet at 5 seconds and north 1 foot
at 8 seconds. scattered showers in the afternoon.
.friday night...east winds 10 to 15 knots with gusts up to 20 knots.
seas 2 to 3 feet. wave detail: southeast 2 feet at 5 seconds and
north 1 foot at 7 seconds.
.saturday...east winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 2 to 3 feet. wave detail: southeast 2 feet at
6 seconds and north 1 foot at 9 seconds. scattered showers in the
afternoon.
.saturday night...east winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers.
.sunday...east winds around 5 knots. seas 2 to 3 feet. scattered
showers in the afternoon.
.sunday night...east winds 5 to 10 knots. seas 2 to 3 feet.
.monday...east winds around 5 knots. seas around 2 feet.
.monday night...east winds 5 to 10 knots. seas around 2 feet.
$$
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