000
FZPN03 KNHC 150854
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU OCT 15 2020

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU OCT 15.
24 HOUR FORECAST VALID 0600 UTC FRI OCT 16.
48 HOUR FORECAST VALID 0600 UTC SAT OCT 17.

.WARNINGS.

...GALE WARNING...
.WITHIN 15N94W TO 14N95W TO 16N95W TO 16N94W TO 15N94W... 
INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS 8 
FT.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 15N95W TO 14N96W TO 14N97W TO 15N96W TO
16N94W TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE 
WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WITHIN 15N94W TO 15N95W TO 16N95W TO 16N94W TO
15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO
35 KT. SEAS 8 FT. ELSEWHERE WITHIN 15N94W TO 14N96W TO 16N96W 
TO 16N95W TO 16N94W TO 15N94W N TO NE WINDS 20 TO 30 KT. SEAS 
LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 15N95W TO 14N95W TO 15N96W TO 16N95W 
TO 16N94W TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO 
NE WINDS 30 TO 40 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 13N95W 
TO 13N97W TO 14N98W TO 16N96W TO 16N94W TO 13N95W N TO NE WINDS 
20 TO 30 KT. SEAS 8 TO 9 FT.

.SYNOPSIS AND FORECAST.

.POST-TROPICAL CYCLONE NORBERT NEAR 26.2N 116.1W 1010 MB AT 0900
UTC OCT 15 MOVING NNW OR 335 DEG AT 6 KT. MAXIMUM SUSTAINED
WINDS 25 KT GUSTS 35 KT. WITHIN 25N114W TO 25N116W TO 27N115W  
TO 26N114W TO 25N114W WINDS 20 TO 25 KT OR LESS. SEAS 8 TO 9 FT. 
.24 HOUR FORECAST...DISSIPATED. WINDS 20 KT OR LESS. SEAS LESS 
THAN 8 FT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.WITHIN 21N140W TO 30N140W TO 29N134W TO 30N126W TO 27N135W TO
21N140W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 29N128W TO 28N132W TO 29N134W TO 
30N135W TO 30N126W TO 29N128W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 27N131W TO 27N136W TO 29N140W TO 
30N140W TO 30N126W TO 27N131W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN NE SWELL.

.WITHIN 11N126W TO 11N127W TO 12N129W TO 13N128W TO 13N127W TO
11N126W WINDS 20 KT OR LESS. SEAS 8 FT IN SE TO S SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT. 

.WITHIN 04N136W TO 02N140W TO 08N140W TO 08N137W TO 07N138W TO
04N136W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SWELL.
.24 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 0730 UTC THU OCT 15...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N75W TO 10N100W TO 12N115W TO 10N130W.
ITCZ FROM 10N130W TO 10N140W. SCATTERED MODERATE FROM 05N TO 08N
BETWEEN 85W AND 89W...AND FROM 09N TO 11N BETWEEN 119W AND 124W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.