(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/20/2026 3:58 AM America/Puerto_Rico.
Valid through 9/20/2026 6:00 PM America/Puerto_Rico.
fzca52 tjsj 200758
cwfsju
expires:202609202200;;753953
coastal waters forecast
national weather service san juan pr
358 am ast sun sep 20 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.
amz712-202200-
coastal waters of northern puerto rico out 10 nm-
358 am ast sun sep 20 2026
.today...east winds 5 to 10 knots, increasing to 10 to 15 knots with
gusts up to 20 knots this afternoon. seas around 3 feet. wave
detail: northeast 3 feet at 7 seconds and east 2 feet at 4 seconds.
scattered showers with isolated thunderstorms early this morning.
isolated showers late this morning and early afternoon, then
scattered showers with isolated thunderstorms late.
.tonight...southeast winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: east 2 feet at 4 seconds and northeast 2 feet at 8 seconds.
scattered showers.
.monday...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: northeast 3 feet at 8 seconds and east 2 feet at 4 seconds.
scattered showers in the afternoon.
.monday night...southeast winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: east 2 feet at 5 seconds and northeast 2 feet at
8 seconds. numerous showers, mainly in the evening.
.tuesday...east winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 25 knots in the afternoon. seas 2 to 3 feet. wave
detail: east 2 feet at 4 seconds and northeast 2 feet at 8 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 2 to
3 feet. wave detail: east 2 feet at 5 seconds and northeast 2 feet
at 8 seconds. scattered showers after midnight.
.wednesday...east winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 3 to 4 feet, occasionally to 5 feet.
.wednesday night...east winds 10 to 15 knots, becoming southeast
5 to 10 knots after midnight. seas 3 to 4 feet, occasionally to
5 feet.
.thursday...east winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 3 to 4 feet, occasionally to 5 feet.
scattered showers in the afternoon.
.thursday 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 9/20/2026 3:58 AM America/Puerto_Rico.
Valid through 9/20/2026 6:00 PM America/Puerto_Rico.
fzca52 tjsj 200758
cwfsju
expires:202609202200;;753958
coastal waters forecast
national weather service san juan pr
358 am ast sun sep 20 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.
amz735-202200-
coastal waters of southern puerto rico out 10 nm-
358 am ast sun sep 20 2026
.today...east winds 5 to 10 knots, becoming southeast 10 to 15 knots
with gusts up to 20 knots early this afternoon, then diminishing to
5 to 10 knots with gusts up to 20 knots late. seas around 2 feet.
wave detail: southeast 2 feet at 5 seconds. isolated thunderstorms
early this morning. scattered showers this morning, then isolated
showers this afternoon.
.tonight...east winds 5 to 10 knots. seas around 2 feet. wave
detail: southeast 2 feet at 5 seconds.
.monday...east winds 10 to 15 knots with gusts up to 20 knots. seas
2 to 3 feet. wave detail: southeast 3 feet at 5 seconds.
.monday night...east winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: southeast 3 feet at 6 seconds. numerous showers after
midnight.
.tuesday...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 in the morning.
.tuesday 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.
.wednesday...east winds 5 to 10 knots. seas 2 to 3 feet.
.wednesday night...east winds 5 to 10 knots. seas 2 to 3 feet.
.thursday...east winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 2 to 3 feet. scattered showers in the
morning.
.thursday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet. scattered showers.
winds and seas higher in and near thunderstorms.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/20/2026 3:58 AM America/Puerto_Rico.
Valid through 9/20/2026 6:00 PM America/Puerto_Rico.
fzca52 tjsj 200758
cwfsju
expires:202609202200;;753959
coastal waters forecast
national weather service san juan pr
358 am ast sun sep 20 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.
amz741-202200-
mona passage southward to 17n-
358 am ast sun sep 20 2026
.today...southeast winds 10 to 15 knots. seas around 3 feet. wave
detail: east 3 feet at 6 seconds. scattered showers early this
morning. isolated showers this afternoon.
.tonight...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots after midnight. seas around 3 feet.
wave detail: southeast 2 feet at 5 seconds and northeast 2 feet at
8 seconds. scattered showers in the evening.
.monday...southeast winds 10 to 15 knots with gusts up to 20 knots.
seas around 3 feet. wave detail: southeast 3 feet at 5 seconds and
northeast 2 feet at 8 seconds. scattered showers in the morning.
.monday night...east winds 10 to 15 knots with gusts up to 20 knots.
seas around 3 feet. wave detail: southeast 3 feet at 6 seconds and
northeast 1 foot at 7 seconds.
.tuesday...east winds 10 to 15 knots with gusts up to 20 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: southeast 3 feet
at 6 seconds and northeast 1 foot at 7 seconds. scattered showers in
the morning.
.tuesday night...east winds 10 to 15 knots with gusts up to
20 knots. seas around 3 feet. wave detail: east 3 feet at 7 seconds.
scattered showers.
.wednesday...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet.
.wednesday night...east winds 5 to 10 knots. seas around 3 feet.
.thursday...east winds 10 to 15 knots. seas around 3 feet. scattered
showers.
.thursday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/20/2026 3:58 AM America/Puerto_Rico.
Valid through 9/20/2026 6:00 PM America/Puerto_Rico.
fzca52 tjsj 200758
cwfsju
expires:202609202200;;753960
coastal waters forecast
national weather service san juan pr
358 am ast sun sep 20 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.
amz742-202200-
coastal waters of northwestern puerto rico out 10 nm-
358 am ast sun sep 20 2026
.today...southeast winds around 5 knots, becoming south early this
afternoon, then becoming northeast late. seas 2 to 3 feet. wave
detail: north 2 feet at 7 seconds and south 1 foot at 5 seconds.
scattered showers with isolated thunderstorms early this afternoon.
showers with isolated thunderstorms late.
.tonight...east winds around 5 knots. seas around 2 feet. wave
detail: north 2 feet at 8 seconds and south 1 foot at 5 seconds.
numerous showers in the evening.
.monday...east winds 5 to 10 knots, becoming northeast in the
afternoon. seas around 2 feet. wave detail: northeast 2 feet at
7 seconds and south 1 foot at 5 seconds. numerous showers in the
afternoon.
.monday night...east winds 5 to 10 knots, diminishing to around
5 knots after midnight. seas around 2 feet. wave detail: northeast
2 feet at 7 seconds and south 1 foot at 5 seconds. numerous showers
in the evening.
.tuesday...east winds around 5 knots. seas around 2 feet. wave
detail: northeast 2 feet at 7 seconds and south 1 foot at 6 seconds.
numerous showers in the afternoon.
.tuesday night...east winds 5 to 10 knots. seas around 2 feet. wave
detail: south 2 feet at 6 seconds and northeast 2 feet at 7 seconds.
scattered showers in the evening.
.wednesday...east winds 5 to 10 knots, diminishing to around 5 knots
in the afternoon. seas 2 to 3 feet. scattered showers in the
afternoon.
.wednesday night...east winds around 5 knots. seas 2 to 3 feet.
.thursday...east winds around 5 knots. seas 2 to 3 feet. numerous
showers in the afternoon.
.thursday night...east winds 5 to 10 knots. seas 2 to 3 feet.
winds and seas higher in and near thunderstorms.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/20/2026 3:58 AM America/Puerto_Rico.
Valid through 9/20/2026 6:00 PM America/Puerto_Rico.
fzca52 tjsj 200758
cwfsju
expires:202609202200;;753961
coastal waters forecast
national weather service san juan pr
358 am ast sun sep 20 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.
amz745-202200-
coastal waters of southwestern puerto rico out 10 nm-
358 am ast sun sep 20 2026
.today...southeast winds 5 to 10 knots, increasing to 10 to 15 knots
this afternoon. seas around 2 feet. wave detail: southeast 2 feet at
5 seconds and north 1 foot at 8 seconds. isolated showers early this
morning. isolated showers this afternoon.
.tonight...east winds 5 to 10 knots. seas around 2 feet. wave
detail: southeast 2 feet at 5 seconds and north 1 foot at 7 seconds.
.monday...southeast 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.
.monday night...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots after midnight. seas around 2 feet.
wave detail: southeast 2 feet at 5 seconds and north 1 foot at
7 seconds. scattered showers in the evening.
.tuesday...southeast winds 10 to 15 knots with gusts up to 20 knots.
seas 2 to 3 feet. wave detail: southeast 2 feet at 6 seconds.
numerous showers in the afternoon.
.tuesday night...east winds 5 to 10 knots. seas around 2 feet. wave
detail: southeast 2 feet at 6 seconds. scattered showers in the
evening.
.wednesday...east winds around 5 knots. seas around 2 feet.
.wednesday night...east winds around 5 knots, increasing to 5 to
10 knots after midnight. seas 2 to 3 feet.
.thursday...east winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. seas around 2 feet. 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.
$$
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