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(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 4/10/2026 3:40 PM America/Puerto_Rico.
Valid through 4/11/2026 4:15 AM America/Puerto_Rico.
fzca52 tjsj 101940
cwfsju
expires:202604110815;;151914
coastal waters forecast
national weather service san juan pr
340 pm ast fri apr 10 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.
amz712-110815-
coastal waters of northern puerto rico out 10 nm-
340 pm ast fri apr 10 2026
...small craft should exercise caution...
.tonight...east winds 10 to 15 knots with gusts up to 20 knots,
becoming southeast 5 to 10 knots with gusts up to 20 knots late this
evening and overnight. seas 5 to 6 feet, occasionally to 8 feet.
wave detail: east 4 feet at 9 seconds and north 4 feet at
11 seconds. isolated showers until early morning, then scattered
showers late.
.saturday...east winds 10 to 15 knots with gusts up to 20 knots.
seas around 5 feet, occasionally to 6 feet. wave detail: east 4 feet
at 9 seconds and north 4 feet at 11 seconds.
.saturday night...east winds 10 to 15 knots. seas 5 to 6 feet,
occasionally to 8 feet. wave detail: east 4 feet at 9 seconds and
north 4 feet at 11 seconds.
.sunday...east winds 10 to 15 knots with gusts up to 20 knots. seas
5 to 6 feet, occasionally to 8 feet. wave detail: east 4 feet at
9 seconds and north 4 feet at 11 seconds. scattered showers.
.sunday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 5 to 6 feet, occasionally to 8 feet. wave detail: east 4 feet
at 9 seconds and north 4 feet at 11 seconds. numerous showers.
.monday...east winds 10 to 15 knots with gusts up to 25 knots. seas
5 to 6 feet, occasionally to 8 feet. wave detail: east 4 feet at
10 seconds and north 3 feet at 11 seconds. numerous showers.
.monday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 5 to 6 feet, occasionally to 8 feet. showers.
.tuesday...east winds 10 to 15 knots. seas 5 to 6 feet, occasionally
to 8 feet. showers.
.tuesday night...east winds 10 to 15 knots. seas 5 to 6 feet,
occasionally to 8 feet. numerous showers.
.wednesday...east winds 10 to 15 knots. seas 5 to 6 feet,
occasionally to 8 feet. scattered showers in the morning, then
numerous showers in the afternoon.
.wednesday night...east winds 10 to 15 knots. seas 5 to 6 feet,
occasionally to 8 feet. numerous showers.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 4/10/2026 3:40 PM America/Puerto_Rico.
Valid through 4/11/2026 4:15 AM America/Puerto_Rico.
fzca52 tjsj 101940
cwfsju
expires:202604110815;;151919
coastal waters forecast
national weather service san juan pr
340 pm ast fri apr 10 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.
amz735-110815-
coastal waters of southern puerto rico out 10 nm-
340 pm ast fri apr 10 2026
.tonight...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. isolated showers this evening. scattered showers after
midnight, then isolated showers late.
.saturday...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.
.saturday night...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.
.sunday...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. scattered
showers in the morning.
.sunday night...east winds 10 to 15 knots, becoming northeast 5 to
10 knots after midnight. seas 2 to 3 feet. wave detail: east 3 feet
at 6 seconds. scattered showers.
.monday...east winds 10 to 15 knots with gusts up to 25 knots. seas
2 to 4 feet, occasionally to 5 feet. wave detail: east 3 feet at
6 seconds. numerous showers.
.monday night...northeast winds 10 to 15 knots, becoming east 5 to
10 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
numerous showers.
.tuesday...east winds 5 to 10 knots, increasing to 15 to 20 knots in
the afternoon. seas 2 to 4 feet, occasionally to 5 feet. numerous
showers, mainly in the morning.
.tuesday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 3 to 5 feet, occasionally to 6 feet.
numerous showers.
.wednesday...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
.wednesday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. showers.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 4/10/2026 3:40 PM America/Puerto_Rico.
Valid through 4/11/2026 4:15 AM America/Puerto_Rico.
fzca52 tjsj 101940
cwfsju
expires:202604110815;;151920
coastal waters forecast
national weather service san juan pr
340 pm ast fri apr 10 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.
amz741-110815-
mona passage southward to 17n-
340 pm ast fri apr 10 2026
.tonight...east winds 10 to 15 knots. seas 4 to 5 feet, occasionally
to 6 feet. wave detail: southeast 4 feet at 6 seconds and north
3 feet at 11 seconds. isolated showers early this evening. isolated
showers after midnight, then scattered showers late.
.saturday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 4 to 5 feet, occasionally to 6 feet. wave detail: southeast
4 feet at 6 seconds and north 3 feet at 11 seconds.
.saturday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 5 feet, occasionally to 6 feet. wave detail:
southeast 3 feet at 6 seconds and north 3 feet at 10 seconds.
scattered showers.
.sunday...east winds 10 to 15 knots with gusts up to 20 knots. seas
4 to 5 feet, occasionally to 6 feet. wave detail: southeast 4 feet
at 6 seconds and north 4 feet at 11 seconds. scattered showers in
the afternoon.
.sunday night...northeast winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 5 feet, occasionally to 6 feet. wave detail:
north 4 feet at 11 seconds and southeast 3 feet at 6 seconds.
scattered showers.
.monday...east winds 15 to 20 knots with gusts up to 25 knots. seas
4 to 5 feet, occasionally to 6 feet. wave detail: east 3 feet at
6 seconds and north 3 feet at 11 seconds. scattered showers in the
morning, then numerous showers in the afternoon.
.monday night...northeast winds 15 to 20 knots with gusts up to
30 knots. seas 4 to 6 feet, occasionally to 8 feet. numerous
showers.
.tuesday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 4 to 5 feet, occasionally to 6 feet.
scattered showers in the morning, then numerous showers in the
afternoon.
.tuesday night...east winds 15 to 20 knots. seas around 5 feet,
occasionally to 6 feet. scattered showers.
.wednesday...east winds 10 to 15 knots. seas 4 to 5 feet,
occasionally to 6 feet. scattered showers.
.wednesday night...east winds 15 to 20 knots. seas 4 to 5 feet,
occasionally to 6 feet. scattered showers.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 4/10/2026 3:40 PM America/Puerto_Rico.
Valid through 4/11/2026 4:15 AM America/Puerto_Rico.
fzca52 tjsj 101940
cwfsju
expires:202604110815;;151921
coastal waters forecast
national weather service san juan pr
340 pm ast fri apr 10 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.
amz742-110815-
coastal waters of northwestern puerto rico out 10 nm-
340 pm ast fri apr 10 2026
...small craft should exercise caution...
.tonight...east winds 5 to 10 knots, diminishing to around 5 knots
after midnight. seas 4 to 6 feet, occasionally to 8 feet. wave
detail: north 4 feet at 11 seconds and northeast 2 feet at
12 seconds. isolated showers early this evening.
.saturday...northeast winds around 5 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: north 4 feet at 11 seconds and
south 1 foot at 6 seconds. numerous showers in the afternoon.
.saturday night...east winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: south 1 foot at 4 seconds.
scattered showers in the evening.
.sunday...east winds 5 to 10 knots. seas 3 to 5 feet, occasionally
to 6 feet. wave detail: north 4 feet at 11 seconds. numerous showers
in the afternoon.
.sunday night...northeast winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 3 to 5 feet, occasionally to 6 feet.
wave detail: north 4 feet at 11 seconds and southeast 2 feet at
4 seconds. scattered showers in the evening.
.monday...east winds 10 to 15 knots with gusts up to 20 knots,
becoming northeast 15 to 20 knots with gusts up to 30 knots in the
afternoon. seas 3 to 5 feet, occasionally to 6 feet. wave detail:
north 4 feet at 11 seconds and northeast 2 feet at 5 seconds.
numerous showers in the afternoon.
.monday night...northeast winds 15 to 20 knots with gusts up to
30 knots. seas 4 to 6 feet, occasionally to 8 feet. showers.
.tuesday...east winds 10 to 15 knots, becoming northeast 5 to
10 knots in the afternoon. seas 3 to 5 feet, occasionally to 6 feet.
scattered showers in the morning, then numerous showers in the
afternoon.
.tuesday night...northeast winds around 5 knots, becoming east after
midnight. seas 2 to 4 feet, occasionally to 5 feet. scattered
showers.
.wednesday...east winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. scattered showers in the morning, then
numerous showers in the afternoon.
.wednesday night...east winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. scattered showers.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 4/10/2026 3:40 PM America/Puerto_Rico.
Valid through 4/11/2026 4:15 AM America/Puerto_Rico.
fzca52 tjsj 101940
cwfsju
expires:202604110815;;151922
coastal waters forecast
national weather service san juan pr
340 pm ast fri apr 10 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.
amz745-110815-
coastal waters of southwestern puerto rico out 10 nm-
340 pm ast fri apr 10 2026
.tonight...east winds 5 to 10 knots. seas 3 to 4 feet, occasionally
to 5 feet. wave detail: southeast 3 feet at 6 seconds and northwest
3 feet at 12 seconds.
.saturday...east winds 5 to 10 knots. seas 2 to 4 feet, occasionally
to 5 feet. wave detail: northwest 3 feet at 11 seconds and south
2 feet at 6 seconds. scattered showers in the afternoon.
.saturday night...east winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: northwest 3 feet at 10 seconds
and southeast 2 feet at 5 seconds. scattered showers in the evening.
.sunday...east winds 5 to 10 knots. seas 2 to 4 feet, occasionally
to 5 feet. wave detail: northwest 3 feet at 11 seconds and south
2 feet at 5 seconds. scattered showers in the afternoon.
.sunday night...northeast winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: southeast 2 feet at 5 seconds
and northwest 2 feet at 11 seconds. scattered showers in the
evening.
.monday...east winds 5 to 10 knots, becoming northeast 10 to
15 knots in the afternoon. seas 2 to 3 feet. wave detail: southeast
2 feet at 5 seconds and northwest 2 feet at 11 seconds. showers and
scattered thunderstorms in the afternoon.
.monday night...northeast winds 10 to 15 knots with gusts up to
20 knots. seas 2 to 4 feet, occasionally to 5 feet. scattered
showers.
.tuesday...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,
then numerous showers in the afternoon.
.tuesday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
numerous showers.
.wednesday...east winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 2 to 3 feet. scattered showers.
.wednesday night...east winds 10 to 15 knots. seas 2 to 3 feet.
scattered showers.
winds and seas higher in and near thunderstorms.
$$
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