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
193
FZPN03 KNHC 200935
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED AUG 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC WED AUG 20.
24 HOUR FORECAST VALID 0600 UTC THU AUG 21.
48 HOUR FORECAST VALID 0600 UTC FRI AUG 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 02S98W TO 01S110W TO 00N120W TO 03.4S120W TO 03S96W TO
02S98W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 09N121W TO 09N125W TO 06N132W TO 03N130W TO 03N126W TO
05N120W TO 09N121W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE
SWELL.
.24 HOUR FORECAST WITHIN 11N129W TO 11N130W TO 06N137W TO
04N134W TO 05N132W TO 07N129W TO 11N129W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN SE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.12 HOUR FORECAST WITHIN 16N131W TO 17N133W TO 17N134W TO
16N135W TO 15N134W TO 15N132W TO 16N131W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NE SWELL.
.24 HOUR FORECAST WITHIN 21N134W TO 17N139W TO 15N137W TO
15N133W TO 17N128W TO 21N134W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE TO E SWELL.
.48 HOUR FORECAST WITHIN 18N133W TO 21N140W TO 14N140W TO
14N134W TO 16N132W TO 18N133W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE TO E SWELL.

.12 HOUR FORECAST WITHIN 08N103W TO 08N108W TO 05N111W TO
04N103W TO 08N103W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE
TO S SWELL.
.24 HOUR FORECAST WITHIN 11N104W TO 10N108W TO 08N110W TO
06N108W TO 06N104W TO 11N104W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S SWELL.
.48 HOUR FORECAST WITHIN 13N103W TO 13N106W TO 11N110W TO
09N110W TO 09N105W TO 13N103W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S TO SW SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 0900 UTC WED AUG 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N85W TO 12N122W TO 10N140W. SCATTERED
MODERATE AND ISOLATED STRONG FROM 04N TO 08N EAST OF 83W...09N
TO 15N BETWEEN 83W AND 102W. SCATTERED MODERATE FROM 09N TO 12N
BETWEEN 105W AND 135W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.