fzca52 tjsj 272040
cwfsju
expires:202608280930;;463503

coastal waters forecast
national weather service san juan pr
440 pm ast thu aug 27 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. 


amz712-280930-
coastal waters of northern puerto rico out 10 nm-
440 pm ast thu aug 27 2026

.tonight...east winds 10 to 15 knots with gusts up to 25 knots. seas
around 4 feet, occasionally to 5 feet. wave detail: northeast 4 feet
at 8 seconds and northeast 2 feet at 13 seconds. isolated showers
early this evening, then scattered showers late this evening.
isolated showers after midnight. 
.friday...east winds 10 to 15 knots with gusts up to 20 knots,
increasing to 15 to 20 knots with gusts up to 30 knots in the
afternoon. seas around 4 feet, occasionally to 5 feet. wave detail:
northeast 4 feet at 6 seconds and northeast 2 feet at 12 seconds. 
.friday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet.
wave detail: east 4 feet at 6 seconds and northeast 2 feet at
12 seconds. scattered showers after midnight. 
.saturday...east winds 10 to 15 knots with gusts up to 20 knots,
increasing to 15 to 20 knots with gusts up to 30 knots in the
afternoon. seas 4 to 5 feet, occasionally to 6 feet. wave detail:
northeast 5 feet at 6 seconds and northeast 2 feet at 11 seconds.
scattered showers in the morning. 
.saturday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. gusts up to 30 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 7 seconds and
northeast 1 foot at 11 seconds. scattered showers after midnight. 
.sunday...northeast winds 15 to 20 knots with gusts up to 25 knots.
seas 4 to 5 feet, occasionally to 6 feet. wave detail: northeast
5 feet at 9 seconds. scattered showers in the morning, then numerous
showers in the afternoon. 
.sunday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 5 to 6 feet, occasionally to 8 feet. 
.monday...east winds 10 to 15 knots. seas 5 to 6 feet, occasionally
to 8 feet. numerous showers in the afternoon. 
.monday night...east winds 5 to 10 knots. seas 4 to 5 feet,
occasionally to 6 feet. scattered showers. 
.tuesday...east winds 10 to 15 knots. seas 3 to 4 feet, occasionally
to 5 feet. scattered showers in the morning, then numerous showers
in the afternoon. 
.tuesday night...east winds 10 to 15 knots, becoming southeast 5 to
10 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
scattered showers. 

$$

fzca52 tjsj 272040
cwfsju
expires:202608280930;;463508

coastal waters forecast
national weather service san juan pr
440 pm ast thu aug 27 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. 


amz735-280930-
coastal waters of southern puerto rico out 10 nm-
440 pm ast thu aug 27 2026

.tonight...east winds 10 to 15 knots with gusts up to 25 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: east 4 feet at
6 seconds. isolated showers. 
.friday...east winds 10 to 15 knots, increasing to 15 to 20 knots in
the afternoon. seas 3 to 4 feet, occasionally to 5 feet. wave
detail: east 4 feet at 6 seconds. 
.friday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 3 to 4 feet, occasionally to 5 feet. wave detail: east 4 feet
at 6 seconds. 
.saturday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 3 to 4 feet, occasionally to 5 feet. wave detail: east 4 feet
at 6 seconds. 
.saturday night...northeast winds 10 to 15 knots with gusts up to
25 knots. seas 3 to 4 feet, occasionally to 5 feet. wave detail:
east 4 feet at 6 seconds. 
.sunday...northeast winds 10 to 15 knots, becoming east 15 to
20 knots in the afternoon. seas 3 to 4 feet, occasionally to 5 feet.
wave detail: east 4 feet at 7 seconds. scattered showers in the
afternoon. 
.sunday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 3 to 4 feet, occasionally to 5 feet. scattered showers. 
.monday...southeast winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers. 
.monday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers. 
.tuesday...east winds 10 to 15 knots. seas 3 to 4 feet, occasionally
to 5 feet. 
.tuesday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. 

$$

fzca52 tjsj 272040
cwfsju
expires:202608280930;;463509

coastal waters forecast
national weather service san juan pr
440 pm ast thu aug 27 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. 


amz741-280930-
mona passage southward to 17n-
440 pm ast thu aug 27 2026

...small craft should exercise caution...

.tonight...east winds 10 to 15 knots, increasing to 15 to 20 knots
after midnight. seas 3 to 5 feet, occasionally to 6 feet. wave
detail: east 5 feet at 6 seconds. isolated thunderstorms early this
evening. scattered showers this evening, then isolated showers after
midnight. 
.friday...east winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. seas 3 to 5 feet, occasionally to 6 feet. wave
detail: east 5 feet at 6 seconds. scattered showers in the
afternoon. 
.friday night...east winds 15 to 20 knots with gusts up to 25 knots.
seas 4 to 5 feet, occasionally to 6 feet. wave detail: east 5 feet
at 6 seconds. scattered showers. 
.saturday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 4 to 5 feet, occasionally to 6 feet. wave detail: east 5 feet
at 6 seconds and northeast 1 foot at 11 seconds. scattered showers. 
.saturday night...east winds 15 to 20 knots with gusts up to
25 knots. seas 4 to 5 feet, occasionally to 6 feet. wave detail:
east 5 feet at 6 seconds and northeast 1 foot at 11 seconds. 
.sunday...northeast winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. gusts up to 30 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 7 seconds.
scattered showers in the afternoon. 
.sunday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 4 to 5 feet, occasionally to 6 feet. scattered showers. 
.monday...southeast winds 10 to 15 knots. seas 4 to 5 feet,
occasionally to 6 feet. scattered showers in the morning. 
.monday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet. 
.tuesday...east winds 10 to 15 knots. seas 4 to 5 feet, occasionally
to 6 feet. 
.tuesday night...east winds 10 to 15 knots. seas around 4 feet,
occasionally to 5 feet. 

winds and seas higher in and near thunderstorms.

$$

fzca52 tjsj 272040
cwfsju
expires:202608280930;;463510

coastal waters forecast
national weather service san juan pr
440 pm ast thu aug 27 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. 


amz742-280930-
coastal waters of northwestern puerto rico out 10 nm-
440 pm ast thu aug 27 2026

.tonight...east winds 10 to 15 knots, diminishing to 5 to 10 knots
late. gusts up to 25 knots. seas 2 to 3 feet. wave detail: northeast
3 feet at 4 seconds and northeast 1 foot at 13 seconds. scattered
showers with isolated thunderstorms early this evening. isolated
showers after midnight. 
.friday...northeast winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: northeast 2 feet at 5 seconds and northeast 1 foot at
13 seconds. scattered showers in the afternoon. 
.friday night...east winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: northeast 3 feet at 6 seconds
and northeast 1 foot at 12 seconds. scattered showers in the
evening. 
.saturday...east winds 5 to 10 knots, becoming northeast 10 to
15 knots with gusts up to 25 knots in the afternoon. seas 2 to
3 feet. wave detail: northeast 3 feet at 6 seconds and northeast
1 foot at 11 seconds. scattered showers in the afternoon. 
.saturday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 2 to 4 feet, occasionally to 5 feet. wave detail:
northeast 4 feet at 6 seconds and northeast 1 foot at 11 seconds. 
.sunday...northeast winds 15 to 20 knots with gusts up to 25 knots.
seas 2 to 4 feet, occasionally to 5 feet. wave detail: northeast
4 feet at 6 seconds and northeast 1 foot at 10 seconds. scattered
showers in the afternoon. 
.sunday night...east winds 15 to 20 knots with gusts up to 25 knots,
becoming southeast 5 to 10 knots after midnight. seas 2 to 4 feet,
occasionally to 5 feet. 
.monday...southeast winds 10 to 15 knots. seas 2 to 4 feet,
occasionally to 5 feet. scattered showers in the afternoon. 
.monday night...southeast winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. 
.tuesday...east winds 5 to 10 knots. seas 2 to 3 feet. scattered
showers in the afternoon. 
.tuesday night...east winds 5 to 10 knots. seas 2 to 3 feet. 

winds and seas higher in and near thunderstorms.

$$

fzca52 tjsj 272040
cwfsju
expires:202608280930;;463511

coastal waters forecast
national weather service san juan pr
440 pm ast thu aug 27 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. 


amz745-280930-
coastal waters of southwestern puerto rico out 10 nm-
440 pm ast thu aug 27 2026

.tonight...east winds 5 to 10 knots. seas around 2 feet. wave
detail: northeast 1 foot at 5 seconds. scattered showers with
isolated thunderstorms early this evening, then isolated showers
late this evening. 
.friday...east winds 5 to 10 knots, becoming southeast 10 to
15 knots with gusts up to 20 knots in the afternoon. seas around
2 feet. wave detail: southeast 2 feet at 6 seconds and north 1 foot
at 4 seconds. 
.friday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet. wave detail: southeast
2 feet at 6 seconds and north 1 foot at 4 seconds. 
.saturday...east winds 10 to 15 knots with gusts up to 25 knots.
seas 2 to 3 feet. wave detail: southeast 2 feet at 6 seconds and
north 1 foot at 4 seconds. scattered showers in the afternoon. 
.saturday night...east winds 10 to 15 knots with gusts up to
20 knots, becoming northeast 5 to 10 knots after midnight. seas 2 to
3 feet. wave detail: southeast 2 feet at 5 seconds and north 1 foot
at 5 seconds. 
.sunday...northeast winds 5 to 10 knots. seas around 2 feet. wave
detail: east 2 feet at 5 seconds and north 1 foot at 4 seconds.
numerous showers in the afternoon. 
.sunday night...east winds 10 to 15 knots with gusts up to 20 knots.
seas around 2 feet. scattered showers. 
.monday...southeast winds 15 to 20 knots. seas 2 to 3 feet.
scattered showers in the morning. 
.monday night...east winds 10 to 15 knots. seas 2 to 3 feet.
scattered showers. 
.tuesday...east winds 5 to 10 knots, becoming southeast in the
afternoon. seas 2 to 3 feet. 
.tuesday night...east winds 10 to 15 knots. seas 2 to 3 feet. 

winds and seas higher in and near thunderstorms.

$$