000
FZPN03 KNHC 141523
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON SEP 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MON SEP 14.
24 HOUR FORECAST VALID 1200 UTC TUE SEP 15.
48 HOUR FORECAST VALID 1200 UTC WED SEP 16.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM KARINA NEAR 18.1N 118.5W 1001 MB AT 1500 UTC SEP
14 MOVING NW OR 305 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM NE
QUADRANT...100 NM SE QUADRANT...130 NM SW QUADRANT...AND 0 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM NE QUADRANT...150 
NM SE QUADRANT...120 NM SW QUADRANT...AND 0 NM NW QUADRANT WITH 
SEAS TO 15 FT. ELSEWHERE WITHIN 13N115W TO 12N122W TO 15N120W TO  
20N119W TO 17N113W TO 13N115W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
REMAINDER OF AREA WITHIN 13N112W TO 09N129W TO 15N120W TO 
22N119W TO 20N112W TO 13N112W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM KARINA NEAR 20.0N 120.9W. 
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 70 NM NE QUADRANT...90 NM SE QUADRANT...80 NM SW 
QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
180 NM NE QUADRANT...150 NM SE QUADRANT...AND 90 NM W SEMICIRCLE
WITH SEAS TO 14 FT. ELSEWHERE WITHIN 17N119W TO 19N124W TO 
24N124W TO 24N120W TO 21N118W TO 17N119W WINDS 20 TO 33 KT. SEAS 
8 TO 12 FT. REMAINDER OF AREA WITHIN 15N115W TO 14N120W TO 
20N125W TO 25N119W TO 20N113W TO 15N115W WINDS 20 KT OR LESS. 
SEAS 8 TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM KARINA NEAR 22.3N 123.8W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE 
WINDS WITHIN 60 NM N SEMICIRCLE AND 50 NM S SEMICIRCLE. SEAS 12 
FT OR GREATER WITHIN 90 NM OF CENTER WITH SEAS TO 13 FT. 
ELSEWHERE WITHIN 21N122W TO 20N124W TO 22N126W TO 25N125W TO 
23N122W TO 21N122W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER 
OF AREA WITHIN 19N120W TO 19N124W TO 23N127W TO 25N127W TO 
25N121W TO 19N120W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED 
SWELL.
.60 HOUR FORECAST TROPICAL DEPRESSION KARINA NEAR 23.2N 125.2W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.72 HOUR FORECAST TROPICAL DEPRESSION KARINA NEAR 23.7N 126.2W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW KARINA NEAR 23.7N 
127.6W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST...DISSIPATED.

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

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 14.5N133W 1008 MB. WITHIN 14N133W TO 16N135W TO 
17N134W TO 18N133W TO 17N132W TO 14N133W NE WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT. ELSEWHERE WITHIN 18N128W TO 14N133W TO 15N135W 
TO 20N134W TO 20N129W TO 18N128W WINDS 20 KT OR LESS. SEAS 8 TO 
10 FT IN MIXED SE AND NW SWELL.
.24 HOUR FORECAST LOW PRES NEAR 14.5N135W 1010 MB. WITHIN 
14N138W TO 14N140W TO 17N138W TO 19N135W TO 17N136W TO 14N138W 
WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SE AND NW SWELL. WITHIN 
09N131W TO 08N137W TO 10N137W TO 14N129W TO 11N128W TO 09N131W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND SE SWELL.
.48 HOUR FORECAST LOW PRES NEAR 15N137W 1011 MB. WITHIN 16N136W 
TO 16N140W TO 18N140W TO 18N138W TO 17N136W TO 16N136W WINDS 20 
KT OR LESS. SEAS 8 FT IN MIXED SE AND NW SWELL. WITHIN 13N136W TO
13N137W TO 14N136W TO 13N136W WINDS 20 KT OR LESS. SEAS 8 FT IN 
MIXED NE AND SE SWELL.

.12 HOUR FORECAST WITHIN 03.4S110W TO 03.4S120W TO 03S120W TO
03S110W TO 03.4S110W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED 
SE AND SW SWELL.
.24 HOUR FORECAST WITHIN 03.4S108W TO 03.4S120W TO 02.5S120W TO 
02.5S117W TO 02.5S113W TO 03.4S108W WINDS 20 KT OR LESS. SEAS TO
8 FT IN MIXED SE AND SW SWELL.
.48 HOUR FORECAST WITHIN 03.4S89W TO 03.4S120W TO 02S120W TO 
03S109W TO 03S90W TO 03.4S89W WINDS 20 KT OR LESS. SEAS 8 FT IN
MIXED SE AND SW SWELL.

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

CONVECTION VALID AT 1515 UTC MON SEP 14...

.TROPICAL STORM KARINA...NUMEROUS MODERATE TO STRONG WITHIN 150 
NM SW SEMICIRCLE. SCATTERED MODERATE ISOLATED STRONG ELSEWHERE 
WITHIN 240 NM SW SEMICIRCLE OF KARINA AND WITHIN 270 NM SE OF A 
LINE FROM 14N122W TO 10N129W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 11N96W TO 13N106W THEN RESUMES W 
OF KARINA NEAR 17N125W TO LOW PRES NEAR 14.5N133W TO 09N140W. 
SCATTERED MODERATE ISOLATED STRONG FROM 05N TO 10N BETWEEN 86W 
AND 90W...FROM 10N TO 14N BETWEEN 88W AND 96W...AND WITHIN 
60-120 NM S-SW OF MEXICO BETWEEN 96W AND 107W. SIMILAR CONVECTION
N OF 04N E OF 80W. SCATTERED MODERATE FROM 04N TO 07N BETWEEN 
100W AND 106W...FROM 08N TO 12N BETWEEN 105W AND 110W...AND FROM
08N TO 10N BETWEEN 132W AND 140W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.