High Seas Forecast
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
821
FZPN03 KNHC 221541
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE APR 22 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

SECURITE

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1200 UTC TUE APR 22.
24 HOUR FORECAST VALID 1200 UTC WED APR 23.
48 HOUR FORECAST VALID 1200 UTC THU APR 24.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 12N87W TO 12N88W TO 11N89W TO 10N89W TO 09N87W TO 11N86W
TO 12N87W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 11N119W TO 13N128W TO 12N140W TO 04N140W TO 08N124W TO
11N119W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E SWELL.
.24 HOUR FORECAST WITHIN 11N128W TO 12N140W TO 06N140W TO
07N136W TO 08N129W TO 11N128W WINDS 20 KT OR LESS. SEAS 8 FT IN
NE TO E SWELL.
.48 HOUR FORECAST WITHIN 11N128W TO 12N140W TO 06N140W TO
07N136W TO 08N129W TO 11N128W WINDS 20 KT OR LESS. SEAS 8 FT IN
NE TO E SWELL.

.WITHIN 00N113W TO 00N120W TO 03.4S120W TO 03.4S113W TO 00N113W
WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 1500 UTC TUE APR 22...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM THE COAST OF PANAMA NEAR 09N79W
AND CONTINUES TO 06N101W. THE ITCZ EXTENDS FROM THERE TO BEYOND
03N140W. SCATTERED MODERATE CONVECTION IS NOTED FROM 03N-07N
EAST OF 102W AND FROM 04N-09N BETWEEN 122W-132W.

$$
.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.