fzca52 tjsj 230655
cwfsju
expires:202604232200;;839982

coastal waters forecast
national weather service san juan pr
255 am ast thu apr 23 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. 


amz712-232200-
coastal waters of northern puerto rico out 10 nm-
255 am ast thu apr 23 2026

...small craft advisory in effect through this evening...

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

$$

fzca52 tjsj 230655
cwfsju
expires:202604232200;;839987

coastal waters forecast
national weather service san juan pr
255 am ast thu apr 23 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. 


amz735-232200-
coastal waters of southern puerto rico out 10 nm-
255 am ast thu apr 23 2026

.today...east winds 5 to 10 knots, becoming southeast this
afternoon. seas 2 to 3 feet. wave detail: east 1 foot at 6 seconds.
isolated showers late. 
.tonight...east winds 5 to 10 knots. seas around 2 feet. wave
detail: east 1 foot at 4 seconds and east 1 foot at 7 seconds.
scattered showers after midnight. 
.friday...east winds 5 to 10 knots. seas around 2 feet. wave detail:
east 1 foot at 4 seconds and east 1 foot at 7 seconds. scattered
showers in the afternoon. 
.friday night...east winds 5 to 10 knots. seas around 2 feet. wave
detail: southeast 2 feet at 4 seconds. scattered showers. 
.saturday...southeast winds 5 to 10 knots. seas around 2 feet. wave
detail: southeast 2 feet at 4 seconds. scattered showers in the
morning. 
.saturday night...southeast winds 5 to 10 knots. seas around 2 feet.
wave detail: southeast 1 foot at 4 seconds. scattered showers after
midnight. 
.sunday...southeast winds 5 to 10 knots. seas around 2 feet. 
.sunday night...east winds 5 to 10 knots. seas around 2 feet. 
.monday...east winds 5 to 10 knots. seas around 2 feet. scattered
showers in the afternoon. 
.monday night...east winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers. 

$$

fzca52 tjsj 230655
cwfsju
expires:202604232200;;839989

coastal waters forecast
national weather service san juan pr
255 am ast thu apr 23 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. 


amz742-232200-
coastal waters of northwestern puerto rico out 10 nm-
255 am ast thu apr 23 2026

...small craft should exercise caution...

.today...east winds around 5 knots, becoming northwest early this
afternoon, then becoming north late. seas 4 to 6 feet, occasionally
to 8 feet. wave detail: north 5 feet at 10 seconds and northeast
2 feet at 10 seconds. isolated showers this afternoon. 
.tonight...northeast winds 5 to 10 knots, becoming east after
midnight. seas 4 to 6 feet, occasionally to 8 feet. wave detail:
north 5 feet at 10 seconds. scattered showers in the evening. 
.friday...east winds around 5 knots, becoming north in the
afternoon. seas 3 to 5 feet, occasionally to 6 feet. wave detail:
north 5 feet at 9 seconds. scattered showers in the afternoon. 
.friday night...east winds 5 to 10 knots, becoming southeast after
midnight. seas 2 to 4 feet, occasionally to 5 feet. wave detail:
north 4 feet at 9 seconds. scattered showers in the evening. 
.saturday...southeast winds 5 to 10 knots, becoming south 10 to
15 knots in the afternoon. gusts up to 25 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: north 4 feet at 10 seconds and
south 3 feet at 4 seconds. scattered showers in the afternoon. 
.saturday night...southeast winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. seas 2 to
4 feet, occasionally to 5 feet. wave detail: north 4 feet at
11 seconds and south 2 feet at 4 seconds. 
.sunday...southeast winds 5 to 10 knots, becoming south 10 to
15 knots in the afternoon. seas 2 to 3 feet. 
.sunday night...southeast winds 5 to 10 knots. seas 2 to 3 feet. 
.monday...east winds around 5 knots. seas 2 to 3 feet. scattered
showers in the afternoon. 
.monday night...east winds around 5 knots. seas 2 to 3 feet. 

$$

fzca52 tjsj 230655
cwfsju
expires:202604232200;;839990

coastal waters forecast
national weather service san juan pr
255 am ast thu apr 23 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. 


amz745-232200-
coastal waters of southwestern puerto rico out 10 nm-
255 am ast thu apr 23 2026

.today...southeast winds around 5 knots, becoming east. seas 3 to
4 feet, occasionally to 5 feet. wave detail: northwest 3 feet at
9 seconds and east 1 foot at 4 seconds. isolated showers this
afternoon. 
.tonight...east winds 5 to 10 knots. seas 3 to 4 feet, occasionally
to 5 feet. wave detail: northwest 4 feet at 9 seconds. scattered
showers in the evening. 
.friday...southeast winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: north 3 feet at 9 seconds.
scattered showers in the afternoon. 
.friday night...east winds around 5 knots, becoming southeast after
midnight. seas 2 to 3 feet. wave detail: north 3 feet at 9 seconds. 
.saturday...southeast winds 10 to 15 knots with gusts up to
20 knots. seas 2 to 3 feet. wave detail: southeast 2 feet at
3 seconds and north 2 feet at 9 seconds. scattered showers in the
morning. 
.saturday night...southeast winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: south 2 feet at 3 seconds and northwest 2 feet at
10 seconds. 
.sunday...southeast winds 10 to 15 knots. seas around 2 feet. 
.sunday night...east winds 5 to 10 knots. seas around 2 feet. 
.monday...southeast winds 5 to 10 knots. seas around 2 feet.
scattered showers in the afternoon. 
.monday night...east winds 5 to 10 knots. seas around 2 feet. 

$$