(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/9/2026 8:04 PM America/Puerto_Rico.
Valid through 8/10/2026 9:15 AM America/Puerto_Rico.
fzca52 tjsj 100004 aaa
cwfsju
expires:202608101315;;908488
coastal waters forecast...updated
national weather service san juan pr
804 pm ast sun aug 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.
amz712-101315-
coastal waters of northern puerto rico out 10 nm-
804 pm ast sun aug 9 2026
...small craft should exercise caution...
.tonight...east winds 15 to 20 knots with gusts up to 30 knots,
diminishing to 10 to 15 knots with gusts up to 25 knots after
midnight. seas 4 to 5 feet, occasionally to 6 feet. wave detail:
northeast 5 feet at 8 seconds. isolated showers.
.monday...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: northeast 5 feet at 8 seconds.
.monday 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: northeast 5 feet at 8 seconds. scattered showers after
midnight.
.tuesday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. gusts up to 30 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: northeast 4 feet at 8 seconds.
scattered showers in the morning.
.tuesday night...east winds 15 to 20 knots, diminishing to around
10 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
wave detail: northeast 4 feet at 6 seconds and northeast 1 foot at
9 seconds.
.wednesday...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:
northeast 4 feet at 6 seconds and northeast 1 foot at 9 seconds.
scattered showers in the morning, then numerous showers in the
afternoon.
.wednesday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas around 4 feet, occasionally to 5 feet.
scattered showers.
.thursday...east winds 15 to 20 knots. seas 4 to 5 feet,
occasionally to 6 feet.
.thursday night...east winds 15 to 20 knots. seas 4 to 5 feet,
occasionally to 6 feet.
.friday...east winds 20 to 25 knots. seas 5 to 6 feet, occasionally
to 8 feet.
.friday night...east winds 15 to 20 knots. seas 5 to 6 feet,
occasionally to 8 feet.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/9/2026 8:04 PM America/Puerto_Rico.
Valid through 8/10/2026 9:15 AM America/Puerto_Rico.
fzca52 tjsj 100004 aaa
cwfsju
expires:202608101315;;908493
coastal waters forecast...updated
national weather service san juan pr
804 pm ast sun aug 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.
amz735-101315-
coastal waters of southern puerto rico out 10 nm-
804 pm ast sun aug 9 2026
...small craft should exercise caution...
.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. isolated showers.
.monday...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 6 seconds.
.monday 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.
.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 6 seconds. scattered showers in the morning.
.tuesday 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 6 seconds.
.wednesday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 2 to 4 feet, occasionally to 5 feet. wave
detail: east 3 feet at 6 seconds. scattered showers in the morning.
.wednesday night...east winds 15 to 20 knots with gusts up to
25 knots. seas 3 to 4 feet, occasionally to 5 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. seas 4 to 6 feet,
occasionally to 8 feet.
.friday...east winds 15 to 20 knots, increasing to 20 to 25 knots in
the afternoon. seas 5 to 7 feet, occasionally to 9 feet.
.friday night...east winds 15 to 20 knots. seas 5 to 7 feet,
occasionally to 9 feet.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/9/2026 8:04 PM America/Puerto_Rico.
Valid through 8/10/2026 9:15 AM America/Puerto_Rico.
fzca52 tjsj 100004 aaa
cwfsju
expires:202608101315;;908494
coastal waters forecast...updated
national weather service san juan pr
804 pm ast sun aug 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.
amz741-101315-
mona passage southward to 17n-
804 pm ast sun aug 9 2026
...small craft should exercise caution...
.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. scattered showers.
.monday...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.
.monday night...east winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet.
wave detail: east 5 feet at 7 seconds. scattered showers.
.tuesday...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 5 feet at 7 seconds.
.tuesday night...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.
.wednesday...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. scattered showers.
.wednesday night...east winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 3 to 5 feet, occasionally to 6 feet.
scattered showers.
.thursday...east winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet.
.thursday night...east winds 15 to 20 knots, increasing to 20 to
25 knots after midnight. seas 5 to 7 feet, occasionally to 9 feet.
.friday...east winds 20 to 25 knots. seas 5 to 8 feet, occasionally
to 10 feet.
.friday night...east winds 20 to 25 knots. seas 6 to 8 feet,
occasionally to 10 feet.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/9/2026 8:04 PM America/Puerto_Rico.
Valid through 8/10/2026 9:15 AM America/Puerto_Rico.
fzca52 tjsj 100004 aaa
cwfsju
expires:202608101315;;908495
coastal waters forecast...updated
national weather service san juan pr
804 pm ast sun aug 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.
amz742-101315-
coastal waters of northwestern puerto rico out 10 nm-
804 pm ast sun aug 9 2026
...small craft should exercise caution...
.tonight...east winds 15 to 20 knots with gusts up to 30 knots,
diminishing to 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
5 seconds and south 1 foot at 5 seconds. isolated showers early this
evening.
.monday...east winds 10 to 15 knots with gusts up to 20 knots. seas
2 to 4 feet, occasionally to 5 feet. wave detail: northeast 3 feet
at 6 seconds and south 1 foot at 5 seconds. numerous showers in the
afternoon.
.monday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 2 to 4 feet, occasionally to 5 feet. wave detail: northeast
3 feet at 6 seconds and south 1 foot at 6 seconds.
.tuesday...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 and south 1 foot 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 5 seconds and south 1 foot at 6 seconds.
.wednesday...east winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: northeast 2 feet at 6 seconds and south 1 foot at 6 seconds.
scattered showers in the afternoon.
.wednesday night...east winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers.
.thursday...east winds 5 to 10 knots. seas 2 to 3 feet. scattered
showers in the afternoon.
.thursday night...east winds 10 to 15 knots. seas 2 to 4 feet,
occasionally to 5 feet.
.friday...east winds 10 to 15 knots, increasing to 15 to 20 knots in
the afternoon. seas 2 to 4 feet, occasionally to 5 feet. numerous
showers in the afternoon.
.friday night...east winds 20 to 25 knots, diminishing to 15 to
20 knots after midnight. seas 3 to 5 feet, occasionally to 6 feet.
scattered showers.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/9/2026 8:04 PM America/Puerto_Rico.
Valid through 8/10/2026 9:15 AM America/Puerto_Rico.
fzca52 tjsj 100004 aaa
cwfsju
expires:202608101315;;908496
coastal waters forecast...updated
national weather service san juan pr
804 pm ast sun aug 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.
amz745-101315-
coastal waters of southwestern puerto rico out 10 nm-
804 pm ast sun aug 9 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 3 feet. wave detail:
southeast 2 feet at 4 seconds.
.monday...east winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. gusts up to 25 knots. seas 2 to 3 feet.
wave detail: south 2 feet at 5 seconds and east 1 foot at 3 seconds.
scattered showers in the afternoon.
.monday night...east winds 10 to 15 knots with gusts up to 20 knots,
becoming northeast 5 to 10 knots after midnight. seas 2 to 3 feet.
wave detail: south 2 feet at 5 seconds.
.tuesday...east winds 5 to 10 knots, becoming southeast 10 to
15 knots with gusts up to 20 knots in the afternoon. seas around
2 feet. wave detail: south 2 feet at 5 seconds and northeast 1 foot
at 3 seconds. scattered showers in the afternoon.
.tuesday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 2 to 3 feet. wave detail: southeast 2 feet at
4 seconds.
.wednesday...east winds 10 to 15 knots with gusts up to 25 knots.
seas 2 to 3 feet. wave detail: east 2 feet at 2 seconds and south
2 feet at 5 seconds.
.wednesday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 2 to 3 feet.
.thursday...east winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. seas 2 to 4 feet, occasionally to 5 feet.
.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.
.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.
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.
$$
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