847
FZPN03 KNHC 082103
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI AUG 8 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FRI AUG 8.
24 HOUR FORECAST VALID 1800 UTC SAT AUG 9.
48 HOUR FORECAST VALID 1800 UTC SUN AUG 10.
.WARNINGS.
..TROPICAL STORM WARNING
.TROPICAL STORM IVO NEAR 20.4N 111.2W 999 MB AT 2100 UTC AUG 08
MOVING W OR 275 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 55 KT
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM OF CENTER
EXCEPT 20 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 30 NM NW
AND SE QUADRANTS...75 NM NE QUADRANT AND 0 NM SW QUADRANT WITH
SEAS TO 5.0 M. ELSEWHERE WITHIN 21N110.5W TO 21N111.5W TO
20N111.5W TO 20N110.5W TO 21N110.5W WINDS 20 TO 33 KT. SEAS 3.0
TO 4.0 M. REMAINDER OF AREA WITHIN 22N108W TO 23N109W TO 23N111W
TO 21N112W TO 20N112W TO 20N109W TO 22N108W WINDS 20 KT OR LESS
SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.24 HOUR FORECAST TROPICAL STORM IVO NEAR 20.7N 114.0W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT. LITTLE CHANGE IN TROPICAL
STORM FORCE WINDS. SEAS 4 M OR GREATER WITHIN 75 NM NE
QUADRANT...30 NM SE QUADRANT...0 NM SW QUADRANT AND 45 NM NW
QUADRANT WITH SEAS TO 5.0 M. ELSEWHERE WITHIN 21N113.5W TO
21N114.5W TO 20.5N114.5W TO 20.5N114W TO 20.5N113.5W TO 21N113.5W
WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN
22N112W TO 23N113W TO 22N115W TO 21N115W TO 20N113W TO 21N112W TO
22N112W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E TO SE SWELL.
.48 HOUR FORECAST TROPICAL STORM IVO NEAR 21.5N 117.5W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS
WITHIN 30 NM N SEMICIRCLE AND 20 NM S SEMICIRCLE. SEAS LESS THAN
4 M. ELSEWHERE WITHIN 22N117W TO 22N118W TO 21.5N118W TO
21.5N117.5W TO 21.5N117W TO 22N117W WINDS 20 TO 33 KT. SEAS 3.0
TO 3.5 M. REMAINDER OF AREA WITHIN 22N115W TO 23N116W TO 23N118W
TO 22N118W TO 20N117W TO 20N115W TO 22N115W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN E TO SE SWELL.
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.
.GULF OF CALIFORNIA WITHIN 31N113W TO 31N114W TO 30N114W TO 30N113W
TO 31N113W SE TO S WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 21N137W TO 23N138W TO 24N140W TO 09N140W TO 19N139W TO
21N137W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED E AND SW
SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 10N113W TO 11N121W TO 05N124W TO 05N120W TO 04N118W TO
05N114W TO 10N113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
TO SW SWELL.
.24 HOUR FORECAST WITHIN 07N120W TO 09N126W TO 04N129W TO
00N128W TO 01N124W TO 03.4S108W TO 07N120W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 08N129W TO 09N129W TO 08N130W TO
07N131W TO 06N131W TO 07N130W TO 08N129W WINDS 20 KT OR LESS.
SEAS 2.5 M IN S TO SW SWELL.
.WITHIN 03S119W TO 02.5S120W TO 03.4S120W TO 03.4S118.5W TO
03S118.5W TO 03S119W WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW
SWELL.
.24 HOUR FORECAST CONDITIONS TO MERGE WITH AREA OF S TO SW SWELL
DESCRIBED ABOVE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 2040 UTC FRI AUG 8...
TROPICAL STORM IVO
NUMEROUS STRONG WITHIN 60 NM W AND 30 NM E
SEMICIRCLES. SCATTERED MODERATE TO STRONG ELSEWHERE FROM 16N TO
23N BETWEEN 105W AND 113W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH FROM 1010 MB LOW PRESSURE NEAR 10N77W TO 07N92W
TO 14.5N112W TO 06.5N130 TO 11.5N13840W TO 11N140W. SCATTERED
MODERATE CONVECTION FROM 03N TO 07N E OF 90W...FROM 06N TO 09N
BETWEEN 92W AND 102W...FROM 07.5N TO 13.5N BETWEEN 107W AND
115W...AND FROM 10N TO 12N W OF 137W.
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.
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