(1/4)
Latest Coastal Waters Forecast by TJSJ
Issued 4/12/2026 2:42 AM America/Puerto_Rico.
Valid through 4/12/2026 3:30 PM America/Puerto_Rico.
fzca52 tjsj 120642
cwfsju
expires:202604121930;;230280
coastal waters forecast
national weather service san juan pr
242 am ast sun apr 12 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.
amz712-121930-
coastal waters of northern puerto rico out 10 nm-
242 am ast sun apr 12 2026
...small craft should exercise caution...
.today...east winds 5 to 10 knots with gusts up to 20 knots,
increasing to 10 to 15 knots with gusts up to 20 knots this
afternoon. 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 early this morning. scattered showers late this morning and
early afternoon, then numerous showers with isolated thunderstorms
late.
.tonight...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots after midnight. 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.
.monday...east winds 5 to 10 knots with gusts up to 20 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 15 to 20 knots, diminishing to 10 to
15 knots after midnight. gusts up to 30 knots. seas 5 to 6 feet,
occasionally to 8 feet. wave detail: northeast 4 feet at 5 seconds
and north 4 feet at 10 seconds. showers.
.tuesday...east winds 5 to 10 knots with gusts up to 20 knots. seas
5 to 6 feet, occasionally to 8 feet. wave detail: northeast 5 feet
at 10 seconds and east 3 feet at 5 seconds. showers.
.tuesday night...east winds 5 to 10 knots. seas 5 to 6 feet,
occasionally to 8 feet. wave detail: northeast 5 feet at 9 seconds.
showers.
.wednesday...east winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 5 to 6 feet, occasionally to 8 feet.
scattered showers.
.wednesday night...east winds 5 to 10 knots. seas 5 to 6 feet,
occasionally to 8 feet. scattered showers.
.thursday...east winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 5 to 6 feet, occasionally to 8 feet.
scattered showers.
.thursday night...east winds 10 to 15 knots. seas 5 to 6 feet,
occasionally to 8 feet. scattered showers.
winds and seas higher in and near thunderstorms.
$$
(2/4)
Latest Coastal Waters Forecast by TJSJ
Issued 4/12/2026 2:42 AM America/Puerto_Rico.
Valid through 4/12/2026 3:30 PM America/Puerto_Rico.
fzca52 tjsj 120642
cwfsju
expires:202604121930;;230285
coastal waters forecast
national weather service san juan pr
242 am ast sun apr 12 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.
amz735-121930-
coastal waters of southern puerto rico out 10 nm-
242 am ast sun apr 12 2026
.today...east winds 5 to 10 knots. seas 2 to 3 feet. wave detail:
southeast 2 feet at 6 seconds. scattered showers.
.tonight...east winds 5 to 10 knots. seas 2 to 3 feet. wave detail:
east 2 feet at 6 seconds. numerous showers after midnight.
.monday...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots in the afternoon. seas 2 to 3 feet.
wave detail: east 3 feet at 5 seconds and east 1 foot at 8 seconds.
scattered showers in the morning, then numerous showers in the
afternoon.
.monday night...northeast 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 and east 1 foot at 9 seconds. numerous
showers.
.tuesday...east winds 5 to 10 knots. seas 2 to 4 feet, occasionally
to 5 feet. wave detail: east 3 feet at 6 seconds and east 1 foot at
9 seconds. showers.
.tuesday night...northeast winds 5 to 10 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: east 4 feet at 6 seconds.
numerous showers.
.wednesday...east winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. scattered showers in the afternoon.
.wednesday night...east winds around 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. scattered showers.
.thursday...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
.thursday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
$$
(3/4)
Latest Coastal Waters Forecast by TJSJ
Issued 4/12/2026 2:42 AM America/Puerto_Rico.
Valid through 4/12/2026 3:30 PM America/Puerto_Rico.
fzca52 tjsj 120642
cwfsju
expires:202604121930;;230287
coastal waters forecast
national weather service san juan pr
242 am ast sun apr 12 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.
amz742-121930-
coastal waters of northwestern puerto rico out 10 nm-
242 am ast sun apr 12 2026
.today...east winds around 5 knots. seas 3 to 5 feet, occasionally
to 6 feet. wave detail: north 4 feet at 11 seconds. isolated showers
early this afternoon. numerous showers with isolated thunderstorms
late.
.tonight...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 evening.
.monday...northeast 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.
.monday night...northeast winds 15 to 20 knots with gusts up to
30 knots. seas 3 to 5 feet, occasionally to 6 feet. wave detail:
northeast 4 feet at 4 seconds and north 3 feet at 10 seconds.
showers.
.tuesday...northeast winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: north 4 feet at 10 seconds and
east 3 feet at 6 seconds. scattered showers in the morning, then
showers in the afternoon.
.tuesday night...northeast winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: north 4 feet at 9 seconds and
southeast 1 foot at 6 seconds. numerous showers.
.wednesday...east winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. scattered showers in the afternoon.
.wednesday night...east winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet.
.thursday...east winds around 5 knots. seas 2 to 4 feet,
occasionally to 5 feet. scattered showers.
.thursday night...east winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. scattered showers.
winds and seas higher in and near thunderstorms.
$$
(4/4)
Latest Coastal Waters Forecast by TJSJ
Issued 4/12/2026 2:42 AM America/Puerto_Rico.
Valid through 4/12/2026 3:30 PM America/Puerto_Rico.
fzca52 tjsj 120642
cwfsju
expires:202604121930;;230288
coastal waters forecast
national weather service san juan pr
242 am ast sun apr 12 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.
amz745-121930-
coastal waters of southwestern puerto rico out 10 nm-
242 am ast sun apr 12 2026
.today...southeast winds 5 to 10 knots, becoming east late. seas
2 to 3 feet. wave detail: northwest 3 feet at 10 seconds and south
1 foot at 5 seconds. isolated showers this morning. numerous showers
with isolated thunderstorms late.
.tonight...east winds 5 to 10 knots. seas 2 to 3 feet. wave detail:
northwest 2 feet at 11 seconds and south 1 foot at 5 seconds.
scattered showers in the evening.
.monday...southeast winds 5 to 10 knots, becoming northeast in the
afternoon. seas 2 to 3 feet. wave detail: southeast 2 feet at
5 seconds and northwest 2 feet at 11 seconds. showers in the
afternoon.
.monday night...northeast winds 15 to 20 knots with gusts up to
30 knots. seas 2 to 4 feet, occasionally to 5 feet. wave detail:
east 3 feet at 4 seconds and northwest 2 feet at 10 seconds.
scattered showers.
.tuesday...east winds 5 to 10 knots. seas 2 to 4 feet, occasionally
to 5 feet. wave detail: southeast 2 feet at 6 seconds and north
2 feet at 9 seconds. scattered showers in the morning, then numerous
showers in the afternoon.
.tuesday night...northeast winds around 5 knots. seas 2 to 3 feet.
wave detail: north 3 feet at 9 seconds and southeast 1 foot at
6 seconds. numerous showers.
.wednesday...east winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet.
.wednesday night...east winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. scattered showers.
.thursday...east winds 5 to 10 knots. seas 2 to 3 feet. scattered
showers.
.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.
$$
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