931
FZPN03 KNHC 210250
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC FRI AUG 21 2026

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC FRI AUG 21.
24 HOUR FORECAST VALID 0000 UTC SAT AUG 22.
48 HOUR FORECAST VALID 0000 UTC SUN AUG 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 12N97W TO 13N99W TO 12N102W TO 10N99W TO 09N96W TO
10N95W TO 12N97W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE
SWELL.
.24 HOUR FORECAST WITHIN 15N102W TO 14N105W TO 08N102W TO
10N100W TO 11N100W TO 15N102W SE TO S WINDS 20 TO 25 KT. SEAS 2.5
TO 3.0 M.
.48 HOUR FORECAST WITHIN 17N107W TO 17N110W TO 13N110W TO
10N111W TO 09N109W TO 11N106W TO 17N107W SE TO S WINDS 20 TO 30
KT. SEAS 2.5 TO 3.0 M.

.LOW PRES NEAR 08N113.5W 1008 MB. WITHIN 10N112W TO 12N113W TO
11N115W TO 09N115W TO 08N113W TO 08N111W TO 10N112W WINDS 20 TO
25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
10N115.5W 1008 MB. WITHIN 12N114W TO 12N116W TO 11N116W TO
10N116W TO 10N114W TO 11N114W TO 12N114W WINDS 20 TO 25 KT. SEAS
2.5 TO 3.0 M.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
11.5N117W 1007 MB. WITHIN 14N116W TO 15N119W TO 14N121W TO
13N121W TO 12N119W TO 12N116W TO 14N116W NE TO E WINDS 20 TO 25
KT. SEAS 2.5 TO 3.0 M. WITHIN 13N113W TO 12N116W TO 10N117W TO
04N117W TO 05N114W TO 07N109W TO 13N113W S WINDS 20 TO 25 KT.
SEAS 2.5 TO 3.0 M.

.WITHIN 01N107W TO 04N111W TO 02N128W TO 00N131W TO 03.4S115W TO
03.4S91W TO 01N107W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.24 HOUR FORECAST WITHIN 03N109W TO 07N106W TO 07N116W TO
00N118W TO 03S111W TO 01S105W TO 03N109W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN SE SWELL.
.48 HOUR FORECAST CONDITIONS MERGED WITH AREA ABOVE.

.WITHIN 16N94.5W TO 16N95W TO 15.5N95.5W TO 15N95.5W TO 15N95W
TO 15.5N94.5W TO 16N94.5W...INCLUDING THE GULF OF TEHUANTEPEC...
N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 11N86W TO 12N87W TO 12N88W TO 11N88W TO 10N88W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO...E WINDS 20 TO 25 KT.
SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 11N88W TO 10N87W TO
10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...E WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 0230 UTC FRI AUG 21...

.TROPICAL WAVE ALONG 85W...SCATTERED MODERATE TO STRONG S OF 09N
AND E OF 89W.

.TROPICAL WAVE ALONG 100W...SCATTERED MODERATE TO STRONG FROM
05N TO 15N BETWEEN 94W AND 110W.

.TROPICAL WAVE ALONG 114W...WITH LOW PRES NEAR 07.5N114W...1008
MB. SCATTERED MODERATE TO STRONG FROM 02N TO 16N BETWEEN 111W
AND 120W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 08N137W. SCATTERED MODERATE WITHIN
200 NM ON EITHER SIDE OF TROUGH.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.