High Seas Forecast
Issued by NWS
Issued by NWS
845 FZPN01 KWBC 221002 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 1030 UTC SUN SEP 22 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE NATIONAL WEATHER SERVICE. EMAIL US AT VOSOPS@NOAA.GOV(LOWERCASE). FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM). THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL OCTOBER 16 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 HIGH SEAS AREAS ONLY. TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE) HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH PACIFIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS WILL BE LIMITED TO WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 12 FEET OR GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, VOLCANIC ASH, AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO PRESERVE CONTINUITY WHERE APPROPRIATE. SECURITE PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT TO 50N 160E ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 0600 UTC SEP 22. 24 HOUR FORECAST VALID 0600 UTC SEP 23. 48 HOUR FORECAST VALID 0600 UTC SEP 24. .WARNINGS. ...STORM WARNING... .LOW 51N172W 973 MB MOVING NE 30 KT. WITHIN 600 NM S QUADRANT AND WITHIN 180 NM E OF A LINE FROM 49N160W TO 41N172W WINDS 40 TO 50 KT. SEAS 18 TO 28 FT. ELSEWHERE FROM 38N TO 61N BETWEEN 150W TO 172W WINDS 25 TO 40 KT. SEAS 10 TO 18 FT. .24 HOUR FORECAST LOW 56N153W 973 MB. WITHIN 660 NM S SEMICIRCLE AND WITHIN 120 NM N OF A LINE FROM 56N157W TO 59N148W TO 59N144W TO 51N129W WINDS 30 TO 40 KT. SEAS 15 TO 23 FT. ELSEWHERE FROM 40N TO 64N BETWEEN 129W AND 173W WINDS 20 TO 30 KT. SEAS 9 TO 18 FT. .48 HOUR FORECAST LOW 57N150W 974 MB. WITHIN 780 NM S SEMICIRCLE...360 NM E...660 NM W...AND 720 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 20 FT...HIGHEST IN SE QUADRANT. ...GALE WARNING... .24 HOUR FORECAST LOW W OF AREA NEAR 41N158E 1002 MB. FROM 37N TO 45N W OF 169E WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. .48 HOUR FORECAST LOW 45N172E 1001 MB. FROM 37N TO 49N W OF 173W WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. .SYNOPSIS AND FORECAST. .LOW 52N138W 1006 MB MOVING E 25 KT. WITHIN 360 NM S AND SE QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .24 HOUR FORECAST LOW DISSIPATED INLAND. CONDITIONS DIMINISHED. .FROM 34N TO 43N BETWEEN 124W AND 129W WINDS 20 TO 30 KT. SEAS TO 11 FT. .24 HOUR FORECAST FROM 32N TO 42N BETWEEN 124W AND 131W WINDS 20 TO 30 KT. SEAS TO 11 FT. .48 HOUR FORECAST FROM 33N TO 44N BETWEEN 125W AND 130W WINDS 20 TO 30 KT. SEAS TO 10 FT. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 46N TO 48N BETWEEN 148W AND 158W. .24 HOUR FORECAST DENSE FOG FROM 42N TO 45N W OF 164E. .48 HOUR FORECAST DENSE FOG FROM 42N TO 46N BETWEEN 174W AND 169E. .FORECASTER HYDE. OCEAN PREDICTION CENTER. NWS NATIONAL HURRICANE CENTER MIAMI FL E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE EQUATOR E OF 120W SYNOPSIS VALID 0600 UTC SUN SEP 22. 24 HOUR FORECAST VALID 0600 UTC MON SEP 23. 48 HOUR FORECAST VALID 0600 UTC TUE SEP 24. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 14N110W TO 14N112W TO 13N114W TO 12N114W TO 12N112W TO 14N110W SW TO W WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .24 HOUR FORECAST WITHIN 15N98W TO 15N102W TO 11N103W TO 09N101W TO 10N99W TO 11N97W TO 15N98W SW TO W WINDS 20 TO 25 KT. SEAS 8 FT. WITHIN 13N108W TO 14N109W TO 13N110W TO 12N110W TO 12N108W TO 13N108W SW TO W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST WITHIN 16N97W TO 17N100W TO 14N103W TO 11N110W TO 09N99W TO 12N96W TO 16N97W SW TO W WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .WITHIN 12N138W TO 14N138W TO 14N140W TO 09N140W TO 10N139W TO 12N138W SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .30 HOUR FORECAST WITHIN 30N127W TO 30N130.5W TO 29.5N129.5W TO 29.5N128.5W TO 30N127W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL. .45 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 0940 UTC SUN SEP 22... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 11N86W TO 13N99W TO 15N110W TO 11N130W TO 11N140W. SCATTERED MODERATE N OF 05N E OF 85W...FROM 11N TO 18N BETWEEN 87W AND 116W...FROM 10N TO 12N BETWEEN 118W AND 135W...AND FROM 08N TO 15N W OF 135W. .FORECASTER RAMOS. NATIONAL HURRICANE CENTER. $$