(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 3/21/2026 4:25 PM America/Puerto_Rico.
Valid through 3/22/2026 5:30 AM America/Puerto_Rico.
fzca52 tjsj 212025 cca
cwfsju
expires:202603220930;;075681
coastal waters forecast...corrected
national weather service san juan pr
425 pm ast sat mar 21 2026
puerto rico and the u.s. virgin islands waters
amz712-220930-
coastal waters of northern puerto rico out 10 nm-
425 pm ast sat mar 21 2026
.tonight...southwest winds 5 to 10 knots with gusts up to 20 knots,
diminishing to around 5 knots after midnight, then becoming west
with gusts up to 20 knots late. seas 4 to 5 feet. wave detail:
northeast 4 feet at 10 seconds and northwest 2 feet at 9 seconds.
scattered showers until early morning. isolated thunderstorms late
this evening and overnight. showers late.
.sunday...north winds 10 to 15 knots with gusts up to 25 knots. seas
4 to 6 feet. wave detail: north 5 feet at 10 seconds and northeast
4 feet at 9 seconds. numerous showers.
.sunday night...northeast winds 10 to 15 knots with gusts up to
20 knots. seas 5 to 6 feet. wave detail: north 5 feet at 10 seconds
and northeast 3 feet at 9 seconds. numerous showers in the evening.
.monday...northeast winds 10 to 15 knots with gusts up to 20 knots.
seas 5 to 6 feet. wave detail: northeast 6 feet at 9 seconds and
north 5 feet at 9 seconds. scattered showers in the afternoon.
.monday night...northeast winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas around 5 feet. wave detail: northeast
5 feet at 9 seconds and northeast 1 foot at 13 seconds. numerous
showers, mainly in the evening.
.tuesday...northeast winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots in the afternoon. seas around
5 feet. wave detail: northeast 5 feet at 9 seconds and northeast
3 feet at 14 seconds. scattered showers.
.tuesday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 4 to 5 feet. numerous showers.
.wednesday...east winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 4 to 5 feet. scattered showers.
.wednesday night...east winds 10 to 15 knots. seas 4 to 5 feet.
scattered showers.
.thursday...east winds 10 to 15 knots. seas 4 to 5 feet. scattered
showers.
.thursday night...east winds 10 to 15 knots. seas around 5 feet.
scattered showers.
winds and seas higher in and near thunderstorms.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 3/21/2026 4:25 PM America/Puerto_Rico.
Valid through 3/22/2026 5:30 AM America/Puerto_Rico.
fzca52 tjsj 212025 cca
cwfsju
expires:202603220930;;075686
coastal waters forecast...corrected
national weather service san juan pr
425 pm ast sat mar 21 2026
puerto rico and the u.s. virgin islands waters
amz735-220930-
coastal waters of southern puerto rico out 10 nm-
425 pm ast sat mar 21 2026
.tonight...south winds 5 to 10 knots, diminishing to around 5 knots
late this evening and early morning, then becoming northeast late.
seas 2 to 3 feet. wave detail: southeast 3 feet at 6 seconds.
scattered showers until early morning. isolated thunderstorms after
midnight. showers late.
.sunday...east winds 5 to 10 knots, becoming northwest in the
afternoon. gusts up to 25 knots. seas 2 to 3 feet. wave detail:
southeast 2 feet at 6 seconds. scattered showers in the morning,
then numerous showers in the afternoon.
.sunday night...northeast winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. gusts up to 25 knots. seas 2 to 3 feet.
wave detail: southeast 2 feet at 5 seconds and east 1 foot at
9 seconds. scattered showers in the evening.
.monday...northeast winds 5 to 10 knots, becoming east 10 to
15 knots in the afternoon. seas 2 to 3 feet. wave detail: east
2 feet at 5 seconds and east 1 foot at 9 seconds. scattered showers
in the afternoon.
.monday night...northeast winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: east 2 feet at 5 seconds and east 1 foot at 8 seconds.
.tuesday...east winds 5 to 10 knots. seas around 2 feet. wave
detail: east 2 feet at 5 seconds and east 1 foot at 8 seconds.
.tuesday night...northeast winds 5 to 10 knots. seas around 2 feet.
scattered showers.
.wednesday...east winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 2 to 3 feet. scattered showers in the
morning.
.wednesday night...east winds 10 to 15 knots. seas 2 to 3 feet.
scattered showers.
.thursday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 3 to 4 feet. scattered showers.
.thursday night...east winds 10 to 15 knots. seas 3 to 4 feet.
winds and seas higher in and near thunderstorms.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 3/21/2026 4:25 PM America/Puerto_Rico.
Valid through 3/22/2026 5:30 AM America/Puerto_Rico.
fzca52 tjsj 212025 cca
cwfsju
expires:202603220930;;075687
coastal waters forecast...corrected
national weather service san juan pr
425 pm ast sat mar 21 2026
puerto rico and the u.s. virgin islands waters
amz741-220930-
mona passage southward to 17n-
425 pm ast sat mar 21 2026
...small craft should exercise caution...
.tonight...south winds 5 to 10 knots, becoming southwest with gusts
up to 25 knots after midnight, then becoming north 15 to 20 knots
with gusts up to 25 knots late. seas 3 to 4 feet. wave detail: south
3 feet at 6 seconds and north 3 feet at 9 seconds. isolated
thunderstorms. showers.
.sunday...northeast winds 15 to 20 knots with gusts up to 30 knots.
seas 4 to 6 feet. wave detail: north 5 feet at 7 seconds and
southeast 4 feet at 6 seconds. numerous showers, mainly in the
morning.
.sunday night...northeast winds 15 to 20 knots with gusts up to
25 knots. seas 5 to 6 feet. wave detail: north 5 feet at 7 seconds
and northeast 5 feet at 10 seconds.
.monday...northeast winds 15 to 20 knots with gusts up to 25 knots.
seas 5 to 6 feet. wave detail: northeast 5 feet at 9 seconds and
east 2 feet at 6 seconds.
.monday night...northeast winds 15 to 20 knots with gusts up to
25 knots. seas 4 to 5 feet. wave detail: northeast 5 feet at
9 seconds and east 1 foot at 5 seconds.
.tuesday...northeast winds 10 to 15 knots with gusts up to 25 knots.
seas 4 to 5 feet. wave detail: northeast 5 feet at 8 seconds and
east 2 feet at 5 seconds. scattered showers.
.tuesday night...northeast winds 10 to 15 knots with gusts up to
25 knots. seas 3 to 5 feet. scattered showers.
.wednesday...east winds 10 to 15 knots. seas 3 to 5 feet. scattered
showers in the morning.
.wednesday night...east winds 10 to 15 knots. seas around 4 feet.
scattered showers.
.thursday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 4 to 5 feet. scattered showers.
.thursday night...east winds 15 to 20 knots. seas around 5 feet.
scattered showers.
winds and seas higher in and near thunderstorms.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 3/21/2026 4:25 PM America/Puerto_Rico.
Valid through 3/22/2026 5:30 AM America/Puerto_Rico.
fzca52 tjsj 212025 cca
cwfsju
expires:202603220930;;075688
coastal waters forecast...corrected
national weather service san juan pr
425 pm ast sat mar 21 2026
puerto rico and the u.s. virgin islands waters
amz742-220930-
coastal waters of northwestern puerto rico out 10 nm-
425 pm ast sat mar 21 2026
.tonight...south winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots late this evening, then becoming
southwest after midnight, becoming northeast 10 to 15 knots with
gusts up to 20 knots late. seas 2 to 4 feet. wave detail: southwest
3 feet at 4 seconds and northwest 2 feet at 9 seconds. scattered
showers this evening. isolated thunderstorms. showers after
midnight.
.sunday...northeast winds 15 to 20 knots with gusts up to 25 knots.
seas 4 to 6 feet. wave detail: northwest 5 feet at 7 seconds and
south 3 feet at 4 seconds. numerous showers, mainly in the morning.
.sunday night...northeast winds 15 to 20 knots with gusts up to
25 knots. seas 4 to 6 feet. wave detail: north 5 feet at 10 seconds
and south 1 foot at 5 seconds.
.monday...northeast winds around 15 knots with gusts up to 25 knots.
seas 4 to 6 feet. wave detail: north 5 feet at 9 seconds.
.monday night...northeast winds 10 to 15 knots with gusts up to
20 knots. seas 3 to 5 feet. wave detail: northeast 5 feet at
9 seconds.
.tuesday...northeast winds 10 to 15 knots with gusts up to 20 knots.
seas 3 to 5 feet. wave detail: northeast 4 feet at 8 seconds.
scattered showers in the morning, then numerous showers in the
afternoon.
.tuesday night...northeast winds 10 to 15 knots with gusts up to
20 knots. seas 3 to 5 feet. scattered showers.
.wednesday...east winds 10 to 15 knots, diminishing to 5 to 10 knots
in the afternoon. seas 2 to 4 feet. numerous showers in the
afternoon.
.wednesday night...east winds 5 to 10 knots. seas 2 to 4 feet.
scattered showers.
.thursday...east winds 5 to 10 knots. seas 2 to 4 feet. numerous
showers in the afternoon.
.thursday night...east winds 5 to 10 knots. seas 2 to 4 feet.
scattered showers.
winds and seas higher in and near thunderstorms.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 3/21/2026 4:25 PM America/Puerto_Rico.
Valid through 3/22/2026 5:30 AM America/Puerto_Rico.
fzca52 tjsj 212025 cca
cwfsju
expires:202603220930;;075689
coastal waters forecast...corrected
national weather service san juan pr
425 pm ast sat mar 21 2026
puerto rico and the u.s. virgin islands waters
amz745-220930-
coastal waters of southwestern puerto rico out 10 nm-
425 pm ast sat mar 21 2026
.tonight...south winds around 10 knots, diminishing to around
5 knots late this evening and early morning, then becoming northeast
late. seas 2 to 3 feet. wave detail: south 2 feet at 4 seconds and
northwest 1 foot at 10 seconds. isolated showers this evening, then
showers with isolated thunderstorms after midnight.
.sunday...northeast winds 15 to 20 knots with gusts up to 25 knots.
seas 2 to 4 feet. wave detail: northwest 4 feet at 7 seconds and
southeast 2 feet at 5 seconds. scattered showers.
.sunday night...northeast winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 3 to 5 feet. wave detail: north 4 feet
at 8 seconds and south 1 foot at 5 seconds.
.monday...northeast winds around 15 knots with gusts up to 20 knots.
seas 3 to 5 feet. wave detail: north 4 feet at 10 seconds. scattered
showers in the afternoon.
.monday night...northeast winds 10 to 15 knots with gusts up to
20 knots. seas 3 to 5 feet. wave detail: north 4 feet at 9 seconds.
.tuesday...northeast winds 5 to 10 knots with gusts up to 20 knots.
seas 2 to 4 feet. wave detail: north 3 feet at 8 seconds. numerous
showers in the afternoon.
.tuesday night...northeast winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers.
.wednesday...east winds 5 to 10 knots. seas 2 to 3 feet. scattered
showers in the afternoon.
.wednesday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet.
.thursday...east winds 10 to 15 knots. seas 2 to 3 feet. scattered
showers in the afternoon.
.thursday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet. scattered showers.
winds and seas higher in and near thunderstorms.
$$
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