(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 10/21/2025 4:58 AM America/Puerto_Rico.
Valid through 10/21/2025 5:15 PM America/Puerto_Rico.
fzca52 tjsj 210858
cwfsju
expires:202510212115;;499785
coastal waters forecast
national weather service san juan pr
458 am ast tue oct 21 2025
puerto rico and the u.s. virgin islands waters
amz712-212115-
coastal waters of northern puerto rico out 10 nm-
458 am ast tue oct 21 2025
...small craft advisory in effect through late tonight...
.today...east winds 10 to 15 knots with gusts up to 25 knots. seas
6 to 7 feet. wave detail: north 6 feet at 12 seconds and east 4 feet
at 6 seconds. isolated thunderstorms early this morning. isolated
showers until late afternoon. scattered showers late.
.tonight...east winds 10 to 15 knots with gusts up to 25 knots. seas
6 to 7 feet. wave detail: east 4 feet at 6 seconds and north 4 feet
at 11 seconds.
.wednesday...east winds 10 to 15 knots with gusts up to 25 knots.
seas 5 to 6 feet. wave detail: east 4 feet at 6 seconds and north
3 feet at 11 seconds. scattered showers in the morning, then
numerous showers in the afternoon.
.wednesday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 5 feet. wave detail: east 3 feet at 6 seconds
and north 3 feet at 10 seconds. scattered showers in the evening,
then numerous showers after midnight.
.thursday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 4 to 5 feet. wave detail: east 3 feet at 6 seconds and north
3 feet at 10 seconds. numerous showers, mainly in the morning.
.thursday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 5 feet. wave detail: north 3 feet at 11 seconds
and east 2 feet at 6 seconds. scattered showers.
.friday...southeast winds 10 to 15 knots. seas 3 to 4 feet.
scattered showers in the morning, then numerous showers in the
afternoon.
.friday night...southeast winds around 10 knots. seas 3 to 4 feet.
scattered showers.
.saturday...southeast winds around 10 knots. seas 3 to 5 feet.
scattered showers in the morning, then numerous showers in the
afternoon.
.saturday night...southeast winds around 10 knots. seas 3 to 5 feet.
scattered showers.
winds and seas higher in and near thunderstorms.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 10/21/2025 4:58 AM America/Puerto_Rico.
Valid through 10/21/2025 5:15 PM America/Puerto_Rico.
fzca52 tjsj 210858
cwfsju
expires:202510212115;;499790
coastal waters forecast
national weather service san juan pr
458 am ast tue oct 21 2025
puerto rico and the u.s. virgin islands waters
amz735-212115-
coastal waters of southern puerto rico out 10 nm-
458 am ast tue oct 21 2025
...small craft should exercise caution...
.today...east winds 10 to 15 knots with gusts up to 20 knots. seas
4 to 6 feet. wave detail: east 6 feet at 7 seconds. isolated
thunderstorms.
.tonight...east winds 10 to 15 knots with gusts up to 20 knots. seas
4 to 5 feet. wave detail: east 5 feet at 7 seconds. numerous
showers.
.wednesday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 4 to 5 feet. wave detail: east 5 feet at 7 seconds. scattered
showers.
.wednesday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 6 feet. wave detail: east 3 feet at 7 seconds.
numerous showers, mainly in the evening.
.thursday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 3 to 5 feet. wave detail: east 4 feet at 6 seconds. numerous
showers, mainly in the morning.
.thursday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 6 feet. wave detail: east 2 feet at 6 seconds
and west 1 foot at 9 seconds. numerous showers.
.friday...southeast winds 10 to 15 knots. seas 4 to 6 feet. numerous
showers in the afternoon.
.friday night...southeast winds around 10 knots. seas 5 to 6 feet.
numerous showers.
.saturday...southeast winds around 10 knots. seas around 6 feet.
numerous showers.
.saturday night...southeast winds 5 to 10 knots. seas around 6 feet.
numerous showers and scattered thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 10/21/2025 4:58 AM America/Puerto_Rico.
Valid through 10/21/2025 5:15 PM America/Puerto_Rico.
fzca52 tjsj 210858
cwfsju
expires:202510212115;;499791
coastal waters forecast
national weather service san juan pr
458 am ast tue oct 21 2025
puerto rico and the u.s. virgin islands waters
amz741-212115-
mona passage southward to 17n-
458 am ast tue oct 21 2025
...small craft advisory in effect through late tonight...
.today...east winds 15 to 20 knots with gusts up to 25 knots. seas
7 to 8 feet. wave detail: southeast 8 feet at 8 seconds and north
5 feet at 12 seconds. numerous showers with isolated thunderstorms.
.tonight...east winds 15 to 20 knots with gusts up to 25 knots. seas
6 to 8 feet. wave detail: southeast 8 feet at 7 seconds and north
4 feet at 12 seconds. numerous showers.
.wednesday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 5 to 7 feet. wave detail: southeast 6 feet at 7 seconds and
north 4 feet at 11 seconds. scattered showers in the morning, then
numerous showers in the afternoon.
.wednesday night...east winds 15 to 20 knots with gusts up to
25 knots. seas around 6 feet. wave detail: east 5 feet at 7 seconds
and north 3 feet at 11 seconds. numerous showers.
.thursday...southeast winds around 15 knots with gusts up to
25 knots. seas 6 to 7 feet. wave detail: east 5 feet at 7 seconds
and north 3 feet at 10 seconds. numerous showers.
.thursday night...southeast winds 10 to 15 knots with gusts up to
25 knots. seas 6 to 7 feet. wave detail: north 3 feet at 11 seconds
and east 2 feet at 7 seconds. numerous showers.
.friday...southeast winds 10 to 15 knots. seas 5 to 7 feet. numerous
showers.
.friday night...southeast winds 10 to 15 knots. seas 6 to 7 feet.
numerous showers.
.saturday...southeast winds 10 to 15 knots. seas around 6 feet.
numerous showers.
.saturday night...southeast winds 10 to 15 knots. seas 5 to 6 feet.
numerous showers and scattered thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 10/21/2025 4:58 AM America/Puerto_Rico.
Valid through 10/21/2025 5:15 PM America/Puerto_Rico.
fzca52 tjsj 210858
cwfsju
expires:202510212115;;499792
coastal waters forecast
national weather service san juan pr
458 am ast tue oct 21 2025
puerto rico and the u.s. virgin islands waters
amz742-212115-
coastal waters of northwestern puerto rico out 10 nm-
458 am ast tue oct 21 2025
...small craft advisory in effect until 6 am ast early this
morning...
.today...east winds 10 to 15 knots with gusts up to 20 knots. seas
4 to 6 feet. wave detail: north 6 feet at 12 seconds and east 3 feet
at 7 seconds. isolated showers early this morning. scattered showers
early this afternoon, then numerous showers with isolated
thunderstorms late.
.tonight...east winds 10 to 15 knots with gusts up to 20 knots. seas
4 to 6 feet. wave detail: north 5 feet at 12 seconds and southeast
3 feet at 6 seconds. scattered showers in the evening.
.wednesday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 3 to 5 feet. wave detail: north 4 feet at 11 seconds and
southeast 3 feet at 6 seconds. numerous showers in the afternoon.
.wednesday night...east winds around 10 knots. seas 3 to 5 feet.
wave detail: north 3 feet at 10 seconds and east 2 feet at
6 seconds.
.thursday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 2 to 4 feet. wave detail: north 3 feet at 10 seconds and east
2 feet at 6 seconds. scattered showers in the morning, then numerous
showers in the afternoon.
.thursday night...southeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: north 3 feet at 10 seconds and east 1 foot at
7 seconds. scattered showers.
.friday...southeast winds 10 to 15 knots. seas 3 to 5 feet. numerous
showers.
.friday night...southeast winds 10 to 15 knots. seas 4 to 6 feet.
numerous showers.
.saturday...south winds 10 to 15 knots. seas 4 to 6 feet. numerous
showers, mainly in the morning.
.saturday night...south winds around 10 knots. seas 4 to 6 feet.
numerous showers and scattered thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 10/21/2025 4:58 AM America/Puerto_Rico.
Valid through 10/21/2025 5:15 PM America/Puerto_Rico.
fzca52 tjsj 210858
cwfsju
expires:202510212115;;499793
coastal waters forecast
national weather service san juan pr
458 am ast tue oct 21 2025
puerto rico and the u.s. virgin islands waters
amz745-212115-
coastal waters of southwestern puerto rico out 10 nm-
458 am ast tue oct 21 2025
...small craft advisory in effect until 6 am ast early this
morning...
.today...east winds 10 to 15 knots. seas 4 to 6 feet. wave detail:
southeast 4 feet at 7 seconds and northwest 4 feet at 11 seconds.
scattered showers with isolated thunderstorms early this morning.
isolated 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. seas
4 to 6 feet. wave detail: southeast 4 feet at 6 seconds and
northwest 3 feet at 12 seconds. scattered showers.
.wednesday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 2 to 4 feet. wave detail: southeast 3 feet at 7 seconds and
northwest 3 feet at 11 seconds. numerous showers in the afternoon.
.wednesday night...east winds around 10 knots. seas 4 to 6 feet.
wave detail: east 2 feet at 5 seconds and northwest 2 feet at
11 seconds. scattered showers.
.thursday...southeast winds 10 to 15 knots with gusts up to
20 knots. seas 3 to 5 feet. wave detail: east 3 feet at 5 seconds
and northwest 2 feet at 10 seconds. numerous showers.
.thursday night...southeast winds 10 to 15 knots. seas 4 to 6 feet.
wave detail: northwest 2 feet at 10 seconds and east 1 foot at
6 seconds. numerous showers.
.friday...southeast winds 10 to 15 knots. seas 3 to 5 feet. numerous
showers.
.friday night...southeast winds 10 to 15 knots. seas 4 to 6 feet.
numerous showers.
.saturday...southeast winds 10 to 15 knots. seas 4 to 6 feet.
numerous showers.
.saturday night...south winds 5 to 10 knots. seas 4 to 6 feet.
numerous showers and scattered thunderstorms.
winds and seas higher in and near thunderstorms.
$$
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