(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/29/2026 4:03 PM America/Puerto_Rico.
Valid through 8/30/2026 4:30 AM America/Puerto_Rico.
fzca52 tjsj 292003
cwfsju
expires:202608300830;;569504
coastal waters forecast
national weather service san juan pr
403 pm ast sat aug 29 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.
amz712-300830-
coastal waters of northern puerto rico out 10 nm-
403 pm ast sat aug 29 2026
...small craft should exercise caution...
...small craft advisory in effect from sunday evening through late
sunday night...
.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 around 5 feet, occasionally to 6 feet. wave detail:
northeast 5 feet at 8 seconds and northeast 1 foot at 11 seconds.
isolated showers until early morning, then scattered showers with
isolated thunderstorms late.
.sunday...east winds 10 to 15 knots with gusts up to 25 knots. seas
4 to 6 feet, occasionally to 7 feet. wave detail: northeast 5 feet
at 9 seconds. numerous showers with isolated thunderstorms.
.sunday night...southeast winds 10 to 15 knots with gusts up to
30 knots. seas 5 to 7 feet, occasionally to 9 feet. wave detail:
northeast 6 feet at 9 seconds. showers with isolated thunderstorms.
.monday...southeast winds 5 to 10 knots, becoming east 10 to
15 knots in the afternoon. seas 5 to 6 feet, occasionally to 8 feet.
wave detail: northeast 6 feet at 10 seconds. numerous showers.
.monday night...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots after midnight. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 10 seconds.
.tuesday...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 9 seconds. scattered showers.
.tuesday night...east winds 5 to 10 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
.wednesday...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 in the afternoon.
.wednesday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet.
.thursday...east winds 10 to 15 knots. seas 2 to 3 feet. scattered
showers in the afternoon.
.thursday night...east winds 10 to 15 knots. seas around 3 feet.
winds and seas higher in and near thunderstorms.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/29/2026 4:03 PM America/Puerto_Rico.
Valid through 8/30/2026 4:30 AM America/Puerto_Rico.
fzca52 tjsj 292003
cwfsju
expires:202608300830;;569509
coastal waters forecast
national weather service san juan pr
403 pm ast sat aug 29 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.
amz735-300830-
coastal waters of southern puerto rico out 10 nm-
403 pm ast sat aug 29 2026
.tonight...east winds 10 to 15 knots, becoming northeast 5 to
10 knots late. gusts up to 25 knots. seas 3 to 4 feet, occasionally
to 5 feet. wave detail: east 4 feet at 7 seconds. isolated showers
late this evening. scattered showers after midnight, then isolated
showers late.
.sunday...northeast winds 5 to 10 knots with gusts up to 20 knots,
becoming southeast in the afternoon. seas 3 to 4 feet, occasionally
to 5 feet. wave detail: east 4 feet at 7 seconds. scattered showers
in the morning, then numerous showers in the afternoon.
.sunday night...southeast winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
wave detail: east 3 feet at 7 seconds. showers.
.monday...southeast winds 15 to 20 knots, becoming east 10 to
15 knots in the afternoon. seas 3 to 5 feet, occasionally to 6 feet.
wave detail: southeast 3 feet at 6 seconds. scattered showers in the
morning, then numerous showers in the afternoon.
.monday 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
3 feet at 6 seconds and east 3 feet at 9 seconds. scattered showers
in the evening, then numerous showers after midnight.
.tuesday...east winds 10 to 15 knots with gusts up to 25 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: southeast 3 feet
at 7 seconds and east 3 feet at 9 seconds. scattered showers in the
morning.
.tuesday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
.wednesday...east winds 10 to 15 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. seas around 3 feet.
.thursday night...east winds 10 to 15 knots. seas 2 to 3 feet.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/29/2026 4:03 PM America/Puerto_Rico.
Valid through 8/30/2026 4:30 AM America/Puerto_Rico.
fzca52 tjsj 292003
cwfsju
expires:202608300830;;569510
coastal waters forecast
national weather service san juan pr
403 pm ast sat aug 29 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.
amz741-300830-
mona passage southward to 17n-
403 pm ast sat aug 29 2026
...small craft should exercise caution...
.tonight...east winds 10 to 15 knots, increasing to 15 to 20 knots
late this evening and early morning, then becoming northeast 10 to
15 knots late. seas 4 to 5 feet, occasionally to 6 feet. wave
detail: east 5 feet at 6 seconds and northeast 1 foot at 11 seconds.
isolated showers early this evening. isolated showers late.
.sunday...northeast 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 7 seconds and northeast 1 foot at 10 seconds. scattered showers
in the afternoon.
.sunday night...southeast 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 4 feet at 7 seconds and northeast 2 feet at
9 seconds. numerous showers.
.monday...southeast winds 15 to 20 knots with gusts up to 25 knots.
seas around 5 feet, occasionally to 6 feet. wave detail: southeast
5 feet at 6 seconds and northeast 3 feet at 9 seconds.
.monday 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: southeast 5 feet at 6 seconds and northeast 3 feet at
10 seconds. scattered 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 10 seconds.
.tuesday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet.
.wednesday...east winds 10 to 15 knots. seas 3 to 5 feet,
occasionally to 6 feet.
.wednesday night...east winds 15 to 20 knots. seas 4 to 5 feet,
occasionally to 6 feet.
.thursday...east winds 10 to 15 knots. seas 3 to 5 feet,
occasionally to 6 feet. scattered showers.
.thursday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/29/2026 4:03 PM America/Puerto_Rico.
Valid through 8/30/2026 4:30 AM America/Puerto_Rico.
fzca52 tjsj 292003
cwfsju
expires:202608300830;;569511
coastal waters forecast
national weather service san juan pr
403 pm ast sat aug 29 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.
amz742-300830-
coastal waters of northwestern puerto rico out 10 nm-
403 pm ast sat aug 29 2026
.tonight...northeast 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 northeast 2 feet at 11 seconds. isolated
showers.
.sunday...northeast 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 5 seconds. scattered
showers.
.sunday night...southeast winds 15 to 20 knots with gusts up to
25 knots. seas 2 to 4 feet, occasionally to 5 feet. wave detail:
southeast 2 feet at 4 seconds. showers, mainly in the evening.
.monday...southeast 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 9 seconds and south 2 feet at 4 seconds. numerous showers
in the afternoon.
.monday night...east winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: northeast 4 feet at 10 seconds
and south 2 feet at 5 seconds. scattered showers.
.tuesday...east winds 5 to 10 knots. seas 2 to 3 feet. wave detail:
south 2 feet at 7 seconds and northeast 2 feet at 9 seconds.
scattered showers in the afternoon.
.tuesday night...east winds 5 to 10 knots. seas 2 to 3 feet.
.wednesday...northeast winds 5 to 10 knots. seas 2 to 3 feet.
numerous showers in the afternoon.
.wednesday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet.
.thursday...northeast 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 8/29/2026 4:03 PM America/Puerto_Rico.
Valid through 8/30/2026 4:30 AM America/Puerto_Rico.
fzca52 tjsj 292003
cwfsju
expires:202608300830;;569512
coastal waters forecast
national weather service san juan pr
403 pm ast sat aug 29 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.
amz745-300830-
coastal waters of southwestern puerto rico out 10 nm-
403 pm ast sat aug 29 2026
.tonight...east winds around 5 knots, becoming northeast late. seas
around 2 feet. wave detail: south 2 feet at 5 seconds.
.sunday...northeast winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots in the afternoon. seas around 2 feet.
wave detail: northwest 2 feet at 5 seconds. numerous showers in the
afternoon.
.sunday night...southeast winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 2 to 3 feet. wave detail: southeast
2 feet at 5 seconds. showers.
.monday...southeast winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. seas 2 to 3 feet. wave detail: southeast
3 feet at 5 seconds. scattered showers in the afternoon.
.monday night...east winds 10 to 15 knots with gusts up to 20 knots.
seas 2 to 3 feet. wave detail: southeast 3 feet at 6 seconds.
scattered showers after midnight.
.tuesday...southeast winds 5 to 10 knots, becoming east 10 to
15 knots with gusts up to 20 knots in the afternoon. seas 2 to
3 feet. wave detail: south 2 feet at 7 seconds.
.tuesday 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.
.wednesday...east winds around 5 knots, becoming southeast in the
afternoon. seas around 2 feet.
.wednesday night...east winds 5 to 10 knots. seas around 2 feet.
.thursday...east winds 5 to 10 knots. seas around 2 feet. scattered
showers in the afternoon.
.thursday night...east winds 5 to 10 knots. seas around 2 feet.
$$
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