High Seas Forecast
Issued by NWS
Issued by NWS
482 FZPN03 KNHC 180309 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC SAT MAY 18 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SAT MAY 18. 24 HOUR FORECAST VALID 0000 UTC SUN MAY 19. 48 HOUR FORECAST VALID 0000 UTC MON MAY 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FROM 08N TO 13N W OF 136W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN SW SWELL. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .FROM 08N TO 10N BETWEEN 100W AND 105W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL. .24 HOUR FORECAST FROM 08N TO 10N BETWEEN 103W AND 105W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL. .36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .NW OF A LINE FROM 30N138W TO 29N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .12 HOUR FORECAST S OF 02S BETWEEN 113 AND 117W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S TO SW SWELL. .24 HOUR FORECAST S OF 02S BETWEEN 113 AND 117W...AND S OF 02S BETWEEN 100W AND 105W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S TO SW SWELL. .36 HOUR FORECAST S OF 01S BETWEEN 100W AND 105W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S TO SW SWELL. .48 HOUR FORECAST S OF 02S BETWEEN 104W AND 106W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 0300 UTC SAT MAY 18... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... THE MONSOON TROUGH EXTENDS FROM A 1008 MB LOW PRESSURE LOCATED OVER NORTHERN COLOMBIA NEAR 10N74W TO 14N97W TO A 1007 MB LOW PRESSURE SITUATED NEAR 11N105W TO 06N120W. THE ITCZ THEN CONTINUES FROM 06N120W TO 06N140W. SCATTERED MODERATE AND ISOLATED STRONG CONVECTION IS NOTED FROM 09N TO 14N BETWEEN 90W AND 110W. $$ .FORECASTER GR. NATIONAL HURRICANE CENTER.