(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 10/20/2025 10:29 AM America/Puerto_Rico.
Valid through 10/20/2025 11:15 PM America/Puerto_Rico.
fzca52 tjsj 201429
cwfsju
expires:202510210315;;457353
coastal waters forecast
national weather service san juan pr
1029 am ast mon oct 20 2025
puerto rico and the u.s. virgin islands waters
amz712-210315-
coastal waters of northern puerto rico out 10 nm-
1029 am ast mon oct 20 2025
...small craft advisory in effect through late tonight...
.rest of today...east winds around 15 knots with gusts up to
25 knots. seas 8 to 9 feet. wave detail: north 7 feet at 12 seconds
and east 4 feet at 5 seconds. isolated thunderstorms. scattered
showers late this morning, then numerous showers this afternoon.
.tonight...east winds 10 to 15 knots with gusts up to 25 knots. seas
7 to 9 feet. wave detail: north 6 feet at 12 seconds and east 4 feet
at 6 seconds. scattered showers.
.tuesday...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. scattered showers in the afternoon.
.tuesday night...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 4 feet at 11 seconds.
.wednesday...east winds 10 to 15 knots with gusts up to 20 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.
.thursday...east winds 10 to 15 knots. seas 4 to 5 feet. numerous
showers, mainly in the morning.
.thursday night...southeast winds 10 to 15 knots. seas 4 to 5 feet.
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.
winds and seas higher in and near thunderstorms.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 10/20/2025 10:29 AM America/Puerto_Rico.
Valid through 10/20/2025 11:15 PM America/Puerto_Rico.
fzca52 tjsj 201429
cwfsju
expires:202510210315;;457358
coastal waters forecast
national weather service san juan pr
1029 am ast mon oct 20 2025
puerto rico and the u.s. virgin islands waters
amz735-210315-
coastal waters of southern puerto rico out 10 nm-
1029 am ast mon oct 20 2025
...small craft should exercise caution...
.rest of today...east winds 15 to 20 knots with gusts up to
30 knots. seas 3 to 5 feet, building to 5 to 6 feet this afternoon.
wave detail: southeast 5 feet at 7 seconds. numerous showers late
this morning. isolated thunderstorms late this morning and early
afternoon. scattered showers this afternoon.
.tonight...east winds 15 to 20 knots with gusts up to 25 knots. seas
5 to 7 feet. wave detail: southeast 5 feet at 8 seconds. scattered
showers.
.tuesday...east winds 10 to 15 knots with gusts up to 25 knots. seas
5 to 6 feet. wave detail: east 5 feet at 7 seconds.
.tuesday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 6 feet. wave detail: east 5 feet at 7 seconds.
scattered showers.
.wednesday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 4 to 6 feet. wave detail: east 5 feet at 7 seconds. scattered
showers.
.wednesday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 6 feet. wave detail: east 3 feet at 7 seconds.
numerous showers.
.thursday...east winds 10 to 15 knots. seas 3 to 5 feet. numerous
showers.
.thursday night...east winds 10 to 15 knots. seas 4 to 6 feet.
numerous showers and scattered thunderstorms.
.friday...southeast winds 10 to 15 knots. seas 4 to 6 feet.
scattered showers in the morning, then numerous showers in the
afternoon.
.friday night...southeast winds around 10 knots. seas 5 to 6 feet.
numerous showers and scattered thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 10/20/2025 10:29 AM America/Puerto_Rico.
Valid through 10/20/2025 11:15 PM America/Puerto_Rico.
fzca52 tjsj 201429
cwfsju
expires:202510210315;;457359
coastal waters forecast
national weather service san juan pr
1029 am ast mon oct 20 2025
puerto rico and the u.s. virgin islands waters
amz741-210315-
mona passage southward to 17n-
1029 am ast mon oct 20 2025
...small craft advisory in effect through late tonight...
.rest of today...east winds 20 to 25 knots with gusts up to
30 knots. seas 7 to 9 feet. wave detail: east 6 feet at 6 seconds
and north 6 feet at 13 seconds. isolated thunderstorms.
.tonight...east winds 15 to 20 knots with gusts up to 30 knots. seas
8 to 10 feet. wave detail: southeast 6 feet at 8 seconds and north
5 feet at 13 seconds. scattered showers in the evening, then
numerous showers after midnight.
.tuesday...east winds 15 to 20 knots with gusts up to 30 knots. seas
7 to 9 feet. wave detail: southeast 6 feet at 8 seconds and north
5 feet at 12 seconds. numerous showers in the morning.
.tuesday night...east winds 15 to 20 knots with gusts up to
25 knots. seas 7 to 10 feet. wave detail: southeast 6 feet at
7 seconds and north 4 feet at 12 seconds. numerous showers, mainly
in the evening.
.wednesday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 7 to 9 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 15 to 20 knots. seas 6 to 7 feet.
numerous showers.
.thursday night...southeast winds 10 to 15 knots. seas 6 to 7 feet.
numerous showers and scattered thunderstorms.
.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 and scattered thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 10/20/2025 10:29 AM America/Puerto_Rico.
Valid through 10/20/2025 11:15 PM America/Puerto_Rico.
fzca52 tjsj 201429
cwfsju
expires:202510210315;;457360
coastal waters forecast
national weather service san juan pr
1029 am ast mon oct 20 2025
puerto rico and the u.s. virgin islands waters
amz742-210315-
coastal waters of northwestern puerto rico out 10 nm-
1029 am ast mon oct 20 2025
...small craft advisory in effect through late tonight...
.rest of today...east winds 5 to 10 knots. seas 5 to 8 feet. wave
detail: north 7 feet at 13 seconds. showers and scattered
thunderstorms early this afternoon. numerous showers with isolated
thunderstorms late.
.tonight...east winds 10 to 15 knots, diminishing to 5 to 10 knots
after midnight. seas 5 to 7 feet. wave detail: north 7 feet at
12 seconds and southeast 3 feet at 6 seconds.
.tuesday...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. scattered showers in the afternoon.
.tuesday night...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.
.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. showers and scattered thunderstorms
in the afternoon.
.wednesday night...east winds 10 to 15 knots. seas 3 to 5 feet. wave
detail: north 3 feet at 10 seconds and east 2 feet at 6 seconds.
scattered showers.
.thursday...east winds 10 to 15 knots. seas 2 to 4 feet. scattered
showers in the morning, then numerous showers in the afternoon.
.thursday night...southeast winds 10 to 15 knots. seas 3 to 5 feet.
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 and scattered thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 10/20/2025 10:29 AM America/Puerto_Rico.
Valid through 10/20/2025 11:15 PM America/Puerto_Rico.
fzca52 tjsj 201429
cwfsju
expires:202510210315;;457361
coastal waters forecast
national weather service san juan pr
1029 am ast mon oct 20 2025
puerto rico and the u.s. virgin islands waters
amz745-210315-
coastal waters of southwestern puerto rico out 10 nm-
1029 am ast mon oct 20 2025
...small craft advisory in effect through late tonight...
.rest of today...east winds 10 to 15 knots, becoming southeast 15 to
20 knots this afternoon. gusts up to 30 knots. seas 5 to 7 feet.
wave detail: northwest 6 feet at 12 seconds and south 3 feet at
6 seconds. isolated showers late this morning, then numerous showers
with isolated thunderstorms this afternoon.
.tonight...east winds 15 to 20 knots, diminishing to 10 to 15 knots
after midnight. seas 5 to 7 feet. wave detail: northwest 5 feet at
11 seconds and southeast 3 feet at 7 seconds. scattered showers.
.tuesday...east winds 10 to 15 knots with gusts up to 20 knots. seas
4 to 6 feet. wave detail: southeast 4 feet at 7 seconds and
northwest 4 feet at 11 seconds.
.tuesday night...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 in
the evening.
.wednesday...east winds 10 to 15 knots with gusts up to 20 knots.
seas 4 to 6 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 10 to 15 knots with gusts up to
20 knots. seas 4 to 6 feet. wave detail: east 2 feet at 5 seconds
and northwest 2 feet at 11 seconds. scattered showers.
.thursday...east winds 10 to 15 knots. seas 3 to 5 feet. numerous
showers.
.thursday night...southeast winds 10 to 15 knots. seas 4 to 6 feet.
numerous showers and scattered thunderstorms.
.friday...southeast winds 10 to 15 knots. seas 3 to 5 feet. numerous
showers.
.friday night...southeast winds around 10 knots. seas 4 to 6 feet.
numerous showers and scattered thunderstorms.
winds and seas higher in and near thunderstorms.
$$
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