019
FZPN03 KNHC 190742
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED AUG 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC WED AUG 19.
24 HOUR FORECAST VALID 0600 UTC THU AUG 20.
48 HOUR FORECAST VALID 0600 UTC FRI AUG 21.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
TROPICAL WAVE NEAR 136W. BROAD LOW PRES...INVEST EP90W
NEAR
09N136W 1009 MB. WITHIN 14N133W TO 15N134W TO 14N136W TO 13N137W
TO 11N136W TO 12N133W TO 14N133W WINDS 20 TO 25 KT. SEAS 2.5 TO
3.0 M.
24 HOUR FORECAST TROPICAL WAVE NEAR 140W. LOW PRES
INVEST
EP90...NEAR 11N140W 1007 MB. WITHIN 16N138W TO 15N140W TO 13N140W
TO 12N137W TO 13N136W TO 16N138W WINDS 20 TO 25 KT. SEAS 2.5 TO
3.0 M.
48 HOUR FORECAST TROPICAL WAVE W OF 140W. LOW PRES
INVEST
EP90...POSSIBLE TROPICAL CYCLONE...W OF AREA. OVER FORECAST
WATERS WITHIN 17N139W TO 20N140W TO 13N140W TO 15N139W TO
17N139W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED NE AND SE
SWELL.
.WITHIN 16N94W TO 16N95W TO 15N96W TO 13N96W TO 13N95W TO 14N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 14N96W TO 14N95W TO
15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.WITHIN 11N86W TO 11N87W TO 11N90W TO 10N90W TO 10N89W TO 10N86W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
30 KT. SEAS BUILDING TO 2.5 TO 3.0 M DOWNWIND OF THE GULF OF
PAPAGAYO.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.WITHIN 02N109W TO 00N134W TO 03.4S120W TO 02S106W TO 03.4S81W
TO 02N109W...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 02N96W TO 04N96W TO 00N111W TO 00N136W
TO 03.4S120W TO 03S80W TO 02N96W...INCLUDING NEAR THE ENTRANCE TO
THE GULF OF GUAYAQUIL AND EXCEPT LEE OF GALAPAGOS ISLANDS
...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.48 HOUR FORECAST WITHIN 01N107W TO 02N122W TO 00N135W TO
01S120W TO 03.4S120W TO 03S107W TO 01N107W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.36 HOUR FORECAST TROPICAL WAVE NEAR 96W. WITHIN 12N97W TO
12N98W TO 12N100W TO 11N100W TO 11N98W TO 11N97W TO 12N97W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED N TO NE AND E TO SE
SWELL.
.48 HOUR FORECAST TROPICAL WAVE NEAR 102.5W. WITHIN 13N99W TO
13N101W TO 12N102W TO 11N102W TO 10N100W TO 11N97W TO 13N99W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED E AND SE TO S
SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0640 UTC WED AUG 19...
TROPICAL WAVE NEAR 89W
SCATTERED MODERATE ISOLATED STRONG
FROM 12N TO 15N BETWEEN 89W AND 93W...AND FROM 04N TO 08N BETWEEN
88W AND 91W.
TROPICAL WAVE NEAR 107W
SCATTERED TO NUMEROUS MODERATE
ISOLATED STRONG FROM 04N TO 13N BETWEEN 99W AND 110W.
TROPICAL WAVE NEAR 136W
SCATTERED TO NUMEROUS MODERATE TO
STRONG FROM 01N TO 11N BETWEEN 131W AND 140W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH FROM LOW PRES AT 11N74W TO 08N93W TO 09N116W TO
06N118W TO LOW PRES...NEW INVEST EP90...NEAR 09N136W TO 07N140W.
SCATTERED MODERATE TO STRONG FROM 04N TO 09N BETWEEN 119W AND
129W.
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
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