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High Seas Forecast
Issued by NWS
Issued by NWS
312 FZPS40 PHFO 201034 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC SAT JUL 20 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE HIGHER THAN 10-MINUTE AVERAGE WINDS. THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL JULY 29 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY. TO LEARN MORE PLEASE VISIT HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP SECURITE SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 0600 UTC JUL 20 2024. 24 HOUR FORECAST VALID 0600 UTC JUL 21 2024. 48 HOUR FORECAST VALID 0600 UTC JUL 22 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 25S174W 19S180E 15S172E THENCE TROUGH TO 10S160E. FRONT MOVING E 10 KT AND TROUGH NEARLY STATIONARY. SEE WINDS AND SEAS BELOW. .24 HOUR FORECAST FRONT 25S169W 21S180E 15S170E THENCE TROUGH TO 11S160E. SEE SEAS BELOW. .48 HOUR FORECAST FRONT 25S172W 20S178E 16S169E THENCE TROUGH TO 12S160E. SEE SEAS BELOW. .FRONT 25S131W 20S136W 13S147W MOVING E 15 KT. SEE WINDS AND SEAS BELOW. ISOLATED MODERATE TSTMS WITHIN 90 NM E OF FRONT S OF 20S. .24 HOUR FORECAST FRONT 25S123W 18S130W 13S140W 12S150W. SEE WINDS AND SEAS BELOW. .48 HOUR FORECAST FRONT 21S120W 17S135W 12S150W. SEE WINDS AND SEAS BELOW. .WINDS 20 TO 25 KT S OF LINE 25S179W 23S173W 25S169W...AND S OF LINE 25S161W 20S160W 19S150W 20S135W 25S123W. .24 HOUR FORECAST WINDS 20 TO 25 KT IN AREA 25S148W 18S170W 10S168E 03S168E 07S170W 12S150W 17S135W 24S120W. .48 HOUR FORECAST WINDS 20 TO 30 KT IN AREA 18S128W 24S145W 19S170W 11S165E 07S180E 10S155W 18S128W. .WINDS 20 KT OR LESS REMAINDER FORECAST AREA. .SEAS 8 TO 12 FT S OF LINE 25S170E 18S174E 25S175W...AND S OF LINE 25S160W 17S151W 20S135W 25S124W. SEAS 8 TO 10 FT E OF LINE 25S124W 13S131W 05S120W. .24 HOUR FORECAST SEAS 8 TO 10 FT S OF LINE 25S176E 20S179W 25S169W. SEAS 8 TO 12 FT S AND E OF LINE 25S161W 12S160W 18S129W 05S125W 04S120W. .48 HOUR FORECAST SEAS 8 TO 10 FT S OF LINE 23S160E 23S170E 25S176E. SEAS 8 TO 12 FT IN AREA 25S170W 15S175W 10S170E 03S178E 09S160W 11S138W 03S120W. .SEAS 8 FT OR LOWER REMAINDER FORECAST AREA. .ISOLATED MODERATE TSTMS FROM 10S TO 02S BETWEEN 175W AND 168E. $$ .FORECASTER POWELL. HONOLULU HI.