FZPN01 KWBC 161620 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 1630 UTC FRI OCT 16 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). 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 4 METERS 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 S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT TO 53N172E TO 50N180W TO 30N180W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 1200 UTC OCT 16. 24 HOUR FORECAST VALID 1200 UTC OCT 17. 48 HOUR FORECAST VALID 1200 UTC OCT 18. .WARNINGS. ...GALE WARNING... .LOW 56N151W 980 MB MOVING NE 10 KT. WITHIN 480 NM SW SEMICIRCLE WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M. ELSEWHERE WITHIN 360 NM SE...600 NM SW...AND 660 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. .24 HOUR FORECAST LOW 58N144W 992 MB. WITHIN 360 NM SW...AND 180 NM N AND NE QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. .48 HOUR FORECAST LOW 60N143W 1005 MB. WITHIN 360 NM SW QUADRANT WINDS TO 25 KT. SEAS TO 3 M. ...GALE WARNING... .LOW 57N134W 997 MB MOVING NE 15 KT. FROM 52N TO 56N BETWEEN 128W AND 133W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. .24 HOUR FORECAST LOW DISSIPATED INLAND WITH CONDITIONS DIMINISHED. ...GALE WARNING... .LOW 43N174W 1003 MB MOVING E 20 KT. FROM 42N TO 45N BETWEEN 171W AND 178W...AND FROM 38N TO 41N BETWEEN 171W AND 175W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE FROM 36N TO 46N W OF 165W WINDS 20 TO 30 KT. SEAS TO 3.5 M. .24 HOUR FORECAST LOW 45N158W 1006 MB. WITHIN 300 NM S AND SE QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 5.5 M. ELSEWHERE FROM 36N TO 46N BETWEEN 152W AND 165W WINDS 20 TO 30 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW 48N142W 1004 MB. FROM 42N TO 48N BETWEEN 137W AND 148W WINDS 25 TO 40 KT. SEAS 3 TO 5 M. .SYNOPSIS AND FORECAST. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 53N E OF 132W...AND N OF 56N BETWEEN 153W AND 158W. .24 HOUR FORECAST DENSE FOG WITHIN 180 NM NE OF A LINE FROM 61N178W TO 58N174W. .48 HOUR FORECAST DENSE FOG N OF 62N BETWEEN 172W AND 164W. .FORECASTER ROWLAND. OCEAN PREDICTION CENTER. 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 1200 UTC FRI OCT 16. 24 HOUR FORECAST VALID 1200 UTC SAT OCT 17. 48 HOUR FORECAST VALID 1200 UTC SUN OCT 18. .WARNINGS. ...HURRICANE WARNING... .HURRICANE TRUDY NEAR 14.6N 102.5W 956 MB AT 1500 UTC OCT 16 MOVING NNW OR 335 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM S SEMICIRCLE...120 NM NE QUADRANT AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 150 NM N SEMICIRCLE AND 120 NM S SEMICIRCLE WITH SEAS TO 9 M. ELSEWHERE WITHIN 16N101W TO 17N103W TO 16N105W TO 13N104W TO 12N103W TO 13N100W TO 16N101W WINDS 20 TO 33 KT. SEAS 4.0 TO 6.0 M. REMAINDER OF WATERS WITHIN 16N98W TO 19N104W TO 18N109W TO 11N109W TO 08N101W TO 09N99W TO 16N98W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 MIN MIXED SWELL. .24 HOUR FORECAST HURRICANE TRUDY NEAR 16.6N 103.8W. MAXIMUM SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE QUADRANT...80 NM SE QUADRANT...70 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 150 NM OF CENTER EXCEPT 120 N SEMICIRCLE WITH SEAS TO 11 M. ELSEWHERE WITHIN 18N102W TO 18N105W TO 17N106W TO 16N106W TO 14N105W TO 16N102W TO 18N102W WINDS 20 TO 33 KT. SEAS 4.0 TO 6.0 M. REMAINDER OF WATERS WITHIN 16N99W TO 21N107W TO 19N112W TO 08N109W TO 08N104W TO 11N99W TO 16N99W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SEAS. .48 HOUR FORECAST HURRICANE TRUDY NEAR 19.6N 105.8W. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NE QUADRANT...70 NM SE QUADRANT...60 NM SW QUADRANT...AND 80 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM OF CENTER EXCEPT 60 NM NE QUADRANT WITH SEAS TO 0.0 M. ELSEWHERE WITHIN 21N105W TO 22N107W TO 20N108W TO 19N107W TO 19N105W TO 20N106W TO 21N105W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. REMAINDER OF WATERS WITHIN 22N106W TO 23N114W TO 16N114W TO 13N106W TO 17N101W TO 22N106W...INCLUDING NEAR CABO CORRIENTES AND WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SEAS. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...TROPICAL STORM WARNING... .TROPICAL STORM SIMON NEAR 20.6N 109.5W 1002 MB AT 1500 UTC OCT 16 MOVING NW OR 315 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 20 NM N SEMICIRCLE AND 10 NM S SEMICIRCLE. SEAS TO 2.5 M. .12 HOUR FORECAST TROPICAL DEPRESSION SIMON NEAR 21.6N 110.9W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS BELOW 2.5 M. .24 HOUR FORECAST POST-TROPICAL REMNANT LOW SIMON NEAR 22.7N 112.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS BELOW 2.5 M. .36 HOUR FORECAST POST-TROPICAL REMNANT LOW SIMON NEAR 24.0N 114.6W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS BELOW 2.5 M. .48 HOUR FORECAST...DISSIPATED. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...GALE WARNING... .06 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N97W TO 14N96W TO 14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WITHIN 16N94W TO 16N96W TO 14N96W TO 13N95W TO 13N94W TO 14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 25 TO 35 KT. SEAS 2.5 TO 3.0 M. .30 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 30 TO 40 KT. SEAS LESS THAN 2.5 M. WITHIN 15N94W TO 14N96W TO 12N97W TO 11N95W TO 13N93W TO 15N94W N TO NE WINDS 25 TO 35 KT. SEAS 2.5 TO 3.0 M. .48 HOUR FORECAST WITHIN 15N93W TO 16N95W TO 15N96W TO 14N95W TO 14N94W TO 15N93W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 30 TO 40 KT. SEAS 2.5 TO 3.0 M. WITHIN 12N92W TO 14N92W TO 15N97W TO 14N98W TO 08N99W TO 09N95W TO 12N92W N TO NE WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. .SYNOPSIS AND FORECAST. .WITHIN 31N113W TO 32N115W TO 30N115W TO 29N114W TO 29N113W TO 31N113W...INCLUDING THE GULF OF CALIFORNIA... N TO NE WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .WITHIN 15N119W TO 20N140W TO 04N140W TO 03.4S120W TO 03S93W TO 02N98W TO 15N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 04N94W TO 06N109W TO 14N129W TO 08N139W TO 03.4S120W TO 03S85W TO 04N94W...EXCEPT LEE OF GALAPAGOS ISLANDS... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .48 HOUR FORECAST WITHIN 03N102W TO 11N132W TO 07N138W TO 03.4S120W TO 03S93W TO 03N102W...EXCEPT LEE OF GALAPAGOS ISLANDS... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 30N133W TO 30N140W TO 25N140W TO 25N139W TO 28N136W TO 30N133W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL. .48 HOUR FORECAST WITHIN 29N127W TO 30N140W TO 24N140W TO 24N134W TO 27N128W TO 29N127W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 1530 UTC FRI OCT 16... .HURRICANE TRUDY...NUMEROUS MODERATE TO SCATTERED STRONG CONVECITON IS OCCURRING FROM 22N-27N BETWEEN 98W-104W. .TROPICAL STORM SIMON...SCATTERED MODERATE AND ISOLATED STRONG CONVECTION IS OCCURRING FROM 20N-22N BETWEEN 108W-112W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... THE MONSOON TROUGH EXTENDS FROM COASTAL COSTA RICA NEAR 10N86W TO 10N95W. IT BEGINS AGAIN NEAR 10N100W AND EXTENDS TO 00N130W. THE ITCZ BEGINS AT 00N130W AND GOES TO BEYOND 01N140W. NUMEROUS MODERATE AND SCATTERED STRONG CONVECTION IS OCCURRING FROM 00N-09N EAST OF 89W. SCATTERED MODERATE AND ISOLATED STRONG CONVECTION IS NOTED FROM 03N-08N BETWEEN 100W-119W AND FROM 02N-02N BETWEEN 130W-138W.. $$ .FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.