The High Seas Forecast for the South Pacific

Regional Outbreaks of Severe Weather Through Early Next Week; Early Season Heat Wave across the South

Active spring pattern across the center of our nation with several episodes of severe weather and heavy rainfall expected into next week. The potential for very large hail, long track tornadoes, severe wind gusts, frequent cloud to ground lightning strikes and flash flooding are in the outlook. Furthermore, dangerous early season heat wave continues for the Gulf Coast states into early next week. Read More >

728 FZPS40 PHFO 120305 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0530 UTC SAT JUL 12 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC JUL 12 2025. 24 HOUR FORECAST VALID 0000 UTC JUL 13 2025. 48 HOUR FORECAST VALID 0000 UTC JUL 14 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 25S151W 20S156W THENCE TROUGH 14S170W. FRONT MOVING E 10 KT AND TROUGH NEARLY STATIONARY. WINDS 20 TO 25 KT BETWEEN FRONT AND 150W S OF 23S. ISOLATED MODERATE TSTMS WITHIN 90 NM E OF FRONT... AND WITHIN 90 NM OF POINT 18S154W. .24 HOUR FORECAST FRONT 25S145W 19S151W THENCE TROUGH 15S158W. WINDS EASED TO 20 KT OR LESS. .48 HOUR FORECAST FRONT 25S140W 21S145W THENCE TROUGH 18S148W. .FRONT 25S174E 23S168E 19S160E MOVING ENE SLOWLY. .24 HOUR FORECAST FRONT 25S175E 21S170E 16S160E. WINDS 20 TO 25 KT S OF LINE 25S171E 20S170E 16S160E. .48 HOUR FORECAST FRONT 25S176W 18S180E 12S170E 08S160E. WINDS 20 TO 30 KT S OF LINE 25S168W 20S178W 25S175E. WINDS 20 TO 25 KT BETWEEN FRONT AND 17S W OF 170E. .E TO SE WINDS 20 TO 25 KT N OF 10S BETWEEN 140W AND 176E .24 HOUR FORECAST E TO SE WINDS 20 TO 25 KT N OF 13S E OF 170W. .48 HOUR FORECAST E TO SE WINDS 20 TO 25 KT N OF 12S E OF 170W. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 TO 3.5 M S OF 10S E OF 135W. SEAS 2.5 TO 3 M N OF 08S BETWEEN 135W AND 180E...S OF 19S BETWEEN 135W AND 155W...AND S OF 24S W OF 167E. .24 HOUR FORECAST SEAS 2.5 TO 3.5 M E OF 135W. SEAS 2.5 TO 3 M N OF 13S BETWEEN 135W AND 170W...AND S OF LINE 25S180E 20S170E 19S160E. .48 HOUR FORECAST SEAS 2.5 TO 4 M S OF LINE 25S170W 18S175E 13S160E. SEAS 2.5 TO 3 M E OF 133W...AND N OF LINE 05S133W 06S150W 18S173W. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .SCATTERED MODERATE TSTMS IN AREAS BOUNDED BY 01S172E 05S178W 11S168E 09S160E 03S160E 01S172E. ISOLATED MODERATE TSTMS FROM 11S TO 13S BETWEEN 176W AND 180E. $$ .FORECASTER WROE. HONOLULU HI.