fzca52 tjsj 171951
cwfsju
expires:202605180815;;726952

coastal waters forecast
national weather service san juan pr
351 pm ast sun may 17 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. 


amz712-180815-
coastal waters of northern puerto rico out 10 nm-
351 pm ast sun may 17 2026

...small craft should exercise caution...

.tonight...east winds 15 to 20 knots with gusts up to 30 knots,
diminishing to 10 to 15 knots with gusts up to 25 knots late this
evening and overnight. seas 5 to 6 feet, occasionally to 8 feet.
wave detail: east 5 feet at 7 seconds and northeast 2 feet at
11 seconds. isolated showers until early morning, then scattered
showers late. 
.monday...east winds 15 to 20 knots with gusts up to 30 knots. seas
5 to 6 feet, occasionally to 8 feet. wave detail: east 5 feet at
7 seconds and northeast 2 feet at 10 seconds. scattered showers in
the morning. 
.monday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 4 to 6 feet, occasionally to 8 feet.
wave detail: east 5 feet at 8 seconds and north 1 foot at 8 seconds.
scattered showers in the evening. 
.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. wave
detail: northeast 5 feet at 8 seconds and north 1 foot at 8 seconds.
scattered showers in the afternoon. 
.tuesday 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: northeast 5 feet at 8 seconds and north 1 foot at
7 seconds. scattered showers in the evening. 
.wednesday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 4 to 5 feet, occasionally to 6 feet. wave
detail: northeast 5 feet at 9 seconds and north 1 foot at 7 seconds.
scattered showers. 
.wednesday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 4 to 5 feet, occasionally to 6 feet. scattered
showers. 
.thursday...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 afternoon. 
.thursday night...east winds 10 to 15 knots. seas 4 to 5 feet,
occasionally to 6 feet. scattered showers. 
.friday...east winds 15 to 20 knots. seas 4 to 5 feet, occasionally
to 6 feet. scattered showers. 
.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. 

$$

fzca52 tjsj 171951
cwfsju
expires:202605180815;;726957

coastal waters forecast
national weather service san juan pr
351 pm ast sun may 17 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. 


amz735-180815-
coastal waters of southern puerto rico out 10 nm-
351 pm ast sun may 17 2026

...small craft should exercise caution...

.tonight...east winds 15 to 20 knots with gusts up to 25 knots,
diminishing to 10 to 15 knots with gusts up to 25 knots late. seas
4 to 5 feet, occasionally to 6 feet. wave detail: east 5 feet at
7 seconds. isolated showers until early morning, then scattered
showers late. 
.monday...east winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. seas 4 to 5 feet, occasionally to 6 feet. wave
detail: east 5 feet at 7 seconds. scattered showers in the morning. 
.monday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 3 to 5 feet, occasionally to 6 feet. wave detail: east 4 feet
at 7 seconds. 
.tuesday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 3 to 5 feet, occasionally to 6 feet. wave
detail: east 4 feet at 7 seconds. 
.tuesday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 3 to 5 feet, occasionally to 6 feet. wave detail:
east 4 feet at 7 seconds. scattered showers. 
.wednesday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 3 to 5 feet, occasionally to 6 feet. wave detail: east 4 feet
at 7 seconds. scattered showers in the morning. 
.wednesday night...east winds 15 to 20 knots with gusts up to
25 knots. seas 3 to 5 feet, occasionally to 6 feet. scattered
showers. 
.thursday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 3 to 5 feet, occasionally to 6 feet.
scattered showers in the morning. 
.thursday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. 
.friday...east winds 10 to 15 knots. seas 3 to 4 feet, occasionally
to 5 feet. 
.friday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. 

$$

fzca52 tjsj 171951
cwfsju
expires:202605180815;;726958

coastal waters forecast
national weather service san juan pr
351 pm ast sun may 17 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. 


amz741-180815-
mona passage southward to 17n-
351 pm ast sun may 17 2026

...small craft should exercise caution...

.tonight...east winds 10 to 15 knots, increasing to 15 to 20 knots
late this evening and overnight. seas 4 to 6 feet, occasionally to
8 feet. wave detail: east 5 feet at 7 seconds and northeast 1 foot
at 11 seconds. isolated thunderstorms early this evening. scattered
showers until early morning, then isolated showers late. 
.monday...east winds 15 to 20 knots with gusts up to 25 knots. seas
5 to 6 feet, occasionally to 8 feet. wave detail: east 5 feet at
7 seconds and northeast 1 foot at 11 seconds. scattered showers in
the afternoon. 
.monday 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 7 seconds. scattered showers. 
.tuesday...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
7 seconds and north 1 foot at 8 seconds. scattered showers in the
morning. 
.tuesday night...east winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet.
wave detail: east 5 feet at 7 seconds and north 1 foot at 8 seconds.
.wednesday...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 7 seconds and north 1 foot at 7 seconds. scattered showers in the
morning. 
.wednesday night...east winds 15 to 20 knots with gusts up to
25 knots. seas 4 to 5 feet, occasionally to 6 feet. 
.thursday...east winds 15 to 20 knots. seas 4 to 5 feet,
occasionally to 6 feet. scattered showers in the afternoon. 
.thursday night...east winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet. 
.friday...east winds 15 to 20 knots. seas 4 to 5 feet, occasionally
to 6 feet. scattered showers in the afternoon. 
.friday night...east winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet.
scattered showers. 

winds and seas higher in and near thunderstorms.

$$

fzca52 tjsj 171951
cwfsju
expires:202605180815;;726959

coastal waters forecast
national weather service san juan pr
351 pm ast sun may 17 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. 


amz742-180815-
coastal waters of northwestern puerto rico out 10 nm-
351 pm ast sun may 17 2026

.tonight...east winds 5 to 10 knots. seas 2 to 4 feet, occasionally
to 5 feet. wave detail: east 3 feet at 6 seconds and northeast
1 foot at 11 seconds. scattered showers this evening. 
.monday...east winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 25 knots in the afternoon. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: northeast 3 feet at 7 seconds
and northeast 1 foot at 10 seconds. numerous showers in the
afternoon. 
.monday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. gusts up to 25 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: northeast 3 feet at 7 seconds.
scattered showers in the evening. 
.tuesday...east winds 5 to 10 knots, diminishing to around 5 knots
in the afternoon. seas 2 to 4 feet, occasionally to 5 feet. wave
detail: northeast 3 feet at 7 seconds and north 1 foot at 9 seconds.
scattered showers in the afternoon. 
.tuesday night...east winds 10 to 15 knots with gusts up to
20 knots. seas 2 to 4 feet, occasionally to 5 feet. wave detail:
northeast 3 feet at 7 seconds. scattered showers in the evening. 
.wednesday...east winds 5 to 10 knots with gusts up to 20 knots,
diminishing to around 5 knots in the afternoon. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: northeast 3 feet at 7 seconds.
numerous showers in the afternoon. 
.wednesday night...east winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots after midnight. seas 2 to 4 feet,
occasionally to 5 feet. scattered showers. 
.thursday...east winds 10 to 15 knots, diminishing to 5 to 10 knots
in the afternoon. seas 2 to 4 feet, occasionally to 5 feet. numerous
showers in the afternoon. 
.thursday night...east winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers. 
.friday...east winds 10 to 15 knots, becoming northeast 5 to
10 knots in the afternoon. seas 2 to 4 feet, occasionally to 5 feet.
numerous showers in the afternoon. 
.friday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
scattered showers. 

$$

fzca52 tjsj 171951
cwfsju
expires:202605180815;;726960

coastal waters forecast
national weather service san juan pr
351 pm ast sun may 17 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. 


amz745-180815-
coastal waters of southwestern puerto rico out 10 nm-
351 pm ast sun may 17 2026

.tonight...east winds 10 to 15 knots, diminishing to 5 to 10 knots
late. seas 2 to 4 feet, occasionally to 5 feet. wave detail:
southeast 3 feet at 6 seconds. scattered showers this evening. 
.monday...east winds 10 to 15 knots with gusts up to 25 knots. seas
2 to 4 feet, occasionally to 5 feet. wave detail: southeast 3 feet
at 6 seconds. scattered showers in the afternoon. 
.monday night...east winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots after midnight. seas 2 to 3 feet. wave
detail: southeast 2 feet at 6 seconds. scattered showers in the
evening. 
.tuesday...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. 
.tuesday night...east winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. seas 2 to
3 feet. wave detail: southeast 2 feet at 6 seconds and northwest
1 foot at 7 seconds. 
.wednesday...east winds 10 to 15 knots with gusts up to 25 knots.
seas 2 to 3 feet. wave detail: east 2 feet at 6 seconds and north
1 foot at 7 seconds. 
.wednesday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 2 to 3 feet. 
.thursday...east winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. seas 2 to 3 feet. 
.thursday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet. 
.friday...east winds 10 to 15 knots. seas 2 to 3 feet. 
.friday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet. scattered showers. 

$$