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(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/31/2026 4:43 PM America/Puerto_Rico.
Valid through 9/1/2026 5:15 AM America/Puerto_Rico.
fzca52 tjsj 312043
cwfsju
expires:202609010915;;683265
coastal waters forecast
national weather service san juan pr
443 pm ast mon aug 31 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.
amz712-010915-
coastal waters of northern puerto rico out 10 nm-
443 pm ast mon aug 31 2026
.tonight...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots with gusts up to 20 knots late this
evening and overnight. seas 4 to 5 feet, occasionally to 6 feet.
wave detail: east 5 feet at 10 seconds. scattered showers with
isolated thunderstorms early this evening, then isolated showers
late this evening. scattered showers after midnight.
.tuesday...east winds 10 to 15 knots with gusts up to 25 knots. seas
around 4 feet, occasionally to 5 feet. wave detail: east 4 feet at
9 seconds. scattered showers.
.tuesday night...east winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. seas 3 to
4 feet, occasionally to 5 feet. wave detail: east 4 feet at
8 seconds. scattered showers.
.wednesday...east winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 25 knots in the afternoon. seas around 3 feet. wave
detail: east 3 feet at 5 seconds and northeast 3 feet at 8 seconds.
scattered showers.
.wednesday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 2 to 3 feet. wave detail: northeast 3 feet at
5 seconds and northeast 2 feet at 8 seconds.
.thursday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 2 to 3 feet. wave detail: northeast 3 feet at 5 seconds and
northeast 2 feet at 8 seconds. scattered showers in the afternoon.
.thursday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet.
.friday...east winds 5 to 10 knots, increasing to 10 to 15 knots in
the afternoon. seas 2 to 3 feet. scattered showers in the afternoon.
.friday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas around 3 feet. scattered showers.
.saturday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 3 to 4 feet, occasionally to 5 feet.
scattered showers.
.saturday night...east winds 10 to 15 knots, becoming southeast 5 to
10 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
winds and seas higher in and near thunderstorms.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/31/2026 4:43 PM America/Puerto_Rico.
Valid through 9/1/2026 5:15 AM America/Puerto_Rico.
fzca52 tjsj 312043
cwfsju
expires:202609010915;;683270
coastal waters forecast
national weather service san juan pr
443 pm ast mon aug 31 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.
amz735-010915-
coastal waters of southern puerto rico out 10 nm-
443 pm ast mon aug 31 2026
...small craft should exercise caution...
.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: southeast 4 feet at 6 seconds and east 4 feet at 10 seconds.
numerous showers early this evening. isolated thunderstorms this
evening. scattered showers late this evening and overnight.
.tuesday...east winds 10 to 15 knots with gusts up to 20 knots. seas
3 to 5 feet, occasionally to 6 feet. wave detail: southeast 4 feet
at 7 seconds and east 3 feet at 9 seconds.
.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.
wave detail: southeast 3 feet at 7 seconds and east 3 feet at
8 seconds. scattered showers in the evening.
.wednesday...east winds 10 to 15 knots with gusts up to 20 knots.
seas around 3 feet. wave detail: east 3 feet at 7 seconds.
.wednesday night...east winds 5 to 10 knots with gusts up to
20 knots. seas 2 to 3 feet. wave detail: east 3 feet at 7 seconds.
.thursday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 2 to 3 feet. wave detail: east 3 feet at 6 seconds.
.thursday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet.
.friday...east winds 10 to 15 knots. seas 2 to 3 feet. scattered
showers in the afternoon.
.friday night...east winds 10 to 15 knots. seas 2 to 3 feet.
scattered showers.
.saturday...east winds 10 to 15 knots. seas 2 to 4 feet,
occasionally to 5 feet. scattered showers in the morning.
.saturday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
winds and seas higher in and near thunderstorms.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/31/2026 4:43 PM America/Puerto_Rico.
Valid through 9/1/2026 5:15 AM America/Puerto_Rico.
fzca52 tjsj 312043
cwfsju
expires:202609010915;;683271
coastal waters forecast
national weather service san juan pr
443 pm ast mon aug 31 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.
amz741-010915-
mona passage southward to 17n-
443 pm ast mon aug 31 2026
...small craft should exercise caution...
.tonight...east winds 15 to 20 knots with gusts up to 30 knots. seas
5 to 6 feet, occasionally to 8 feet. wave detail: southeast 5 feet
at 6 seconds and northeast 3 feet at 9 seconds. scattered showers
this evening. isolated thunderstorms late this evening, then
isolated showers after midnight.
.tuesday...east winds 10 to 15 knots with gusts up to 20 knots. seas
4 to 6 feet, occasionally to 8 feet. wave detail: southeast 5 feet
at 7 seconds and northeast 3 feet at 9 seconds.
.tuesday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 3 to 5 feet, occasionally to 6 feet. wave detail:
southeast 5 feet at 7 seconds and northeast 3 feet at 9 seconds.
scattered showers in the evening.
.wednesday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 3 to 5 feet, occasionally to 6 feet. wave detail: southeast
4 feet at 7 seconds and northeast 3 feet at 8 seconds.
.wednesday 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 4 feet at 7 seconds.
.thursday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 3 to 4 feet, occasionally to 5 feet. wave detail: east 4 feet
at 6 seconds. numerous showers in the afternoon.
.thursday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 3 to 4 feet, occasionally to 5 feet.
.friday...east winds 10 to 15 knots. seas 2 to 4 feet, occasionally
to 5 feet.
.friday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
.saturday...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
.saturday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
winds and seas higher in and near thunderstorms.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/31/2026 4:43 PM America/Puerto_Rico.
Valid through 9/1/2026 5:15 AM America/Puerto_Rico.
fzca52 tjsj 312043
cwfsju
expires:202609010915;;683272
coastal waters forecast
national weather service san juan pr
443 pm ast mon aug 31 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.
amz742-010915-
coastal waters of northwestern puerto rico out 10 nm-
443 pm ast mon aug 31 2026
.tonight...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots late. seas 2 to 4 feet, occasionally to
5 feet. wave detail: northeast 4 feet at 9 seconds and south 2 feet
at 5 seconds. isolated showers until early morning.
.tuesday...east winds around 5 knots, becoming northeast in the
afternoon. seas 2 to 4 feet, occasionally to 5 feet. wave detail:
northeast 3 feet at 9 seconds and south 2 feet at 6 seconds.
numerous showers in the afternoon.
.tuesday night...east winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: northeast 2 feet at 9 seconds and south 1 foot at 6 seconds.
scattered showers in the evening.
.wednesday...east winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: northeast 2 feet at 8 seconds and south 1 foot at 6 seconds.
numerous showers in the afternoon.
.wednesday night...east winds 5 to 10 knots. seas around 2 feet.
wave detail: southeast 2 feet at 5 seconds and northeast 2 feet at
8 seconds.
.thursday...east winds 5 to 10 knots. seas around 2 feet. wave
detail: northeast 2 feet at 5 seconds and northeast 1 foot at
8 seconds. numerous showers in the afternoon.
.thursday night...east winds 5 to 10 knots. seas around 2 feet.
.friday...east winds 5 to 10 knots, becoming northeast in the
afternoon. seas around 2 feet. numerous showers in the afternoon.
.friday night...east winds around 5 knots. seas around 2 feet.
scattered showers.
.saturday...east winds 5 to 10 knots. seas 2 to 3 feet. numerous
showers in the afternoon.
.saturday night...east winds 5 to 10 knots. seas 2 to 3 feet.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/31/2026 4:43 PM America/Puerto_Rico.
Valid through 9/1/2026 5:15 AM America/Puerto_Rico.
fzca52 tjsj 312043
cwfsju
expires:202609010915;;683273
coastal waters forecast
national weather service san juan pr
443 pm ast mon aug 31 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.
amz745-010915-
coastal waters of southwestern puerto rico out 10 nm-
443 pm ast mon aug 31 2026
...small craft should exercise caution...
.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. scattered showers until early morning. isolated
thunderstorms late this evening.
.tuesday...east winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 20 knots in the afternoon. seas 2 to 3 feet. wave
detail: east 2 feet at 6 seconds.
.tuesday night...east winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: southeast 2 feet at 6 seconds.
.wednesday...east winds 5 to 10 knots. seas around 2 feet. wave
detail: south 2 feet at 6 seconds. scattered showers in the
afternoon.
.wednesday night...east winds 5 to 10 knots. seas around 2 feet.
wave detail: southeast 2 feet at 5 seconds.
.thursday...east winds around 5 knots, becoming southeast in the
afternoon. seas around 2 feet. wave detail: south 2 feet at
5 seconds. scattered showers in the afternoon.
.thursday night...east winds 5 to 10 knots. seas around 2 feet.
.friday...east winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. seas around 2 feet.
.friday night...east winds 5 to 10 knots. seas around 2 feet.
scattered showers.
.saturday...southeast winds 10 to 15 knots. seas around 2 feet.
scattered showers in the afternoon.
.saturday night...east winds 10 to 15 knots. seas around 2 feet.
winds and seas higher in and near thunderstorms.
$$
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