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High Seas Forecast
Issued by NWS
Issued by NWS
824 FZPS40 PHFO 231505 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1730 UTC SUN FEB 23 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE HIGHER THAN 10-MINUTE AVERAGE WINDS. SECURITE SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 1200 UTC FEB 23 2025. 24 HOUR FORECAST VALID 1200 UTC FEB 24 2025. 48 HOUR FORECAST VALID 1200 UTC FEB 25 2025. .WARNINGS. ...HURRICANE WARNING... .TROPICAL CYCLONE RAE (19P/09F) 16.7S 179.0W 989 MB MOVING S AT 7 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 65 KT. WINDS 34 KT OR GREATER WITHIN 140 NM NE QUADRANT...130 NM SE QUADRANT...70 NM SW QUADRANT...AND 155 NM NW QUADRANT. SEE BELOW FOR ADDITIONAL WINDS. SEAS 12 FT OR GREATER FROM 19S TO 12S BETWEEN 174W AND 179W. NUMEROUS STRONG TSTMS WITHIN 150 NM W SEMICIRCLE. SCATTERED MODERATE TO STRONG TSTMS ELSEWHERE FROM 22S TO 05S BETWEEN 170W AND 176E. .24 HOUR FORECAST TROPICAL CYCLONE RAE (19P/09F) NEAR 21.2S 179.2W. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. WINDS 34 KT OR GREATER WITHIN 170 NM NE QUADRANT...120 NM SE QUADRANT...60 NM SW QUADRANT...AND 110 NM NW QUADRANT. SEE BELOW FOR ADDITIONAL WINDS. SEAS 12 FT OR GREATER FROM 23S TO 17S BETWEEN 175W AND 176E. .48 HOUR FORECAST TROPICAL CYCLONE RAE (19P/09F) NEAR 24.9S 176.9W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. WINDS 34 KT OR GREATER WITHIN 160 NM NE QUADRANT...130 NM SE QUADRANT...80 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEE BELOW FOR ADDITIONAL WINDS. SEAS 12 FT OR GREATER S OF 21S BETWEEN 175W AND 178E. SEE THE LATEST BULLETIN ISSUED BY JOINT TYPHOON WARNING CENTER UNDER WMO HEADER WTPS32 PGTW FOR MORE DETAILS ON T.C. RAE (19P/09F). FORECAST WINDS NEAR TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN TRACK...SIZE...AND INTENSITY. ...GALE WARNING... .LOW MOVED S OF AREA. WINDS 30 TO 35 KT S OF 24S BETWEEN 164W AND 167W. WINDS 20 TO 30 KT S OF 21S BETWEEN 161W AND 168W. .24 HOUR FORECAST LOW FAR S OF AREA. ASSOCIATED WINDS MOVED S OF AREA. ...GALE WARNING... .LOW NEAR 13S170E 1004 MB MOVING SE SLOWLY. WINDS 30 TO 35 KT FROM 13S TO 11S BETWEEN 174E AND 171E. SEE BELOW FOR ADDITIONAL WINDS. SCATTERED MODERATE TSTMS FROM 18S TO 05S W OF 174E. .24 HOUR FORECAST LOW NEAR 15S171E 1001 MB. WINDS 30 TO 35 KT FROM 16S TO 12S BETWEEN 173E AND 171E. SEE BELOW FOR ADDITIONAL WINDS. .48 HOUR FORECAST LOW NEAR 18S172E 991 MB. WINDS 30 TO 40 KT FROM 19S TO 14S BETWEEN 175E TO 172E. SEE BELOW FOR ADDITIONAL WINDS. .SYNOPSIS AND FORECAST. .TROUGH 25S168W TO T.C. RAE (19P/09F) TO ABOVE MENTIONED LOW NEAR 13S170E TO 14S160E. TROUGH MOVING S SLOWLY E OF 179W AND NEARLY STATIONARY W OF 179W. EXCEPT WHERE NOTED IN WARNING SECTION ABOVE...WINDS 20 TO 30 KT WITHIN 350 NM N AND E OF TROUGH. WINDS 20 TO 25 S OF 18S W OF 175W. EXCEPT WHERE NOTED IN WARNING SECTION ABOVE...ISOLATED MODERATE TSTMS WITHIN 270 NM OF TROUGH. .24 HOUR FORECAST TROUGH FROM 25S170W TO T.C. RAE (19P/09F) TO ABOVE MENTIONED LOW NEAR 15S171E TO 15S160E. EXCEPT WHERE NOTED IN WARNING SECTION ABOVE...WINDS 20 TO 30 KT S OF LINE 11S160E 09S172E 18S176W 25S176W...EXCEPT FROM 17S TO 13S W OF 170E. .48 HOUR FORECAST TROUGH FROM T.C. RAE (19P/09F) TO ABOVE MENTIONED LOW NEAR 18S172E TO 17S160E. EXCEPT WHERE NOTED IN WARNING SECTION ABOVE...WINDS 20 TO 30 KT S OF LINE 10S160E 11S167E 16S178E 25S175E...AND S OF 20S BETWEEN 172W AND 179W. .TROUGH 25S165W 22S160W NEARLY STATIONARY. .24 HOUR FORECAST TROUGH MOVED W OF AREA. .TROUGH 08S128W 04S134W MOVING SW SLOWLY. ISOLATED MODERATE TSTMS WITHIN 150 NM S OF TROUGH. .24 HOUR FORECAST TROUGH DISSIPATED. .WINDS 20 KT OR LESS REMAINDER FORECAST AREA. .SEAS 12 TO 15 FT S OF 23S BETWEEN 162W AND 170W...AND FROM 15S TO 10S BETWEEN 174E AND 167E. EXCEPT WHERE NOTED IN WARNING SECTION ABOVE...SEAS 8 TO 12 FT ELSEWHERE S OF LINE 20S160E 17S179W 10S164E 09S175W 21S159W 25S157W. .24 HOUR FORECAST SEAS 12 TO 16 FT FROM 22S TO 13S BETWEEN 177E AND 170E. EXCEPT WHERE NOTED IN WARNING SECTION ABOVE...SEAS 8 TO 12 FT ELSEWHERE S OF LINE 19S160E 23S167E 09S170E 15S174W 25S169W. SEAS 8 TO 10 FT N OF LINE 00S169W 07S179E 00S175E. .48 HOUR FORECAST SEAS 18 TO 21 FT FROM 20S TO 18S BETWEEN 175E AND 173E. SEAS 12 TO 18 FT ELSEWHERE FROM 24S TO 15S BETWEEN 178E AND 168E. EXCEPT WHERE NOTED IN WARNING SECTION ABOVE...SEAS 8 TO 12 FT ELSEWHERE S OF LINE 11S160E 20S163E 12S170E 16S179E 25S171W. .SEAS 8 FT OR LOWER REMAINDER FORECAST AREA. .ISOLATED MODERATE TSTMS FROM 17S TO 08S BETWEEN 134W AND 147W. $$ .FORECASTER PIERCE. HONOLULU HI.