316 

FZPN40 PHFO 191503

HSFNP 



HIGH SEAS FORECAST

NATIONAL WEATHER SERVICE HONOLULU HI

1700 UTC TUE MAY 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.



THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE

HIGHER THAN 10-MINUTE AVERAGE WINDS.



SECURITE



NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W



SYNOPSIS VALID 1200 UTC MAY 19 2026.

24 HOUR FORECAST VALID 1200 UTC MAY 20 2026.

48 HOUR FORECAST VALID 1200 UTC MAY 21 2026.



.WARNINGS.





.NONE.

   

.SYNOPSIS AND FORECAST.



.TROUGH 30N171W 26N172W 22N172W 19N172W MOVING E SLOWLY. 

.24 HOUR FORECAST TROUGH 30N169W 26N175W 21N177W.

.48 HOUR FORECAST TROUGH DISSIPATED.



.WINDS 20 TO 25 KT N OF 11N E OF 152W.

.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 10N TO 20N E OF 173W.

.48 HOUR FORECAST WINDS 20 TO 25 KT N OF 10N BETWEEN 144W AND 

167W.



.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.



.SEAS 2.5 TO 3.5 M IN AREA BOUNDED BY 30N150W 30N140W 02N140W 

10N170W 30N150W.

.24 HOUR FORECAST SEAS 2.5 TO 3.5 M IN AREA BOUNDED BY 30N152W 

30N140W 05N140W 10N175W 30N152W.

.48 HOUR FORECAST SEAS 2.5 TO 4 M IN AREA BOUNDED BY 30N150W 

30N140W 05N140W 08N180W 15N180W 30N150W.



.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.



.ITCZ 06N140W 05N164W 04N173W 04N180W. ISOLATED MODERATE 

TSTMS WITHIN 210 NM OF ITCZ.





.ISOLATED MODERATE TSTMS FROM 11N TO 13N BETWEEN 156W AND 161W.





$$





.FORECASTER TSAMOUS. HONOLULU HI.






898 

FZNT02 KNHC 191513

HSFAT2



HIGH SEAS FORECAST

NWS NATIONAL HURRICANE CENTER MIAMI FL

1630 UTC TUE MAY 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.



SECURITE



ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND

GULF OF AMERICA



SYNOPSIS VALID 1200 UTC TUE MAY 19.

24 HOUR FORECAST VALID 1200 UTC WED MAY 20.

48 HOUR FORECAST VALID 1200 UTC THU MAY 21.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.ATLC WITHIN 19N55W TO 18N61W TO 11N58W TO 06N53W TO 07N44W TO

10N43W TO 19N55W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES

AND ATLANTIC EXPOSURES... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M

IN NE TO E SWELL.

.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.



.ATLC 24 HOUR FORECAST WITHIN 31N35W TO 31N46W TO 30N46W TO

30N41W TO 30N40W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0

M IN NW TO N SWELL.

.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.



.ATLC AND CARIBBEAN WITHIN 21N70W TO 21N74W TO 20N74W TO 20N70W

TO 21N70W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 

LESS THAN 2.5 M.



.CARIBBEAN WITHIN 15N71W TO 17N79W TO 14N82W TO 11N82W TO 10N78W

TO 11N70W TO 15N71W...INCLUDING THE GULF OF VENEZUELA... E WINDS

20 TO 25 KT. SEAS 2.5 TO 3.0 M.

.24 HOUR FORECAST WITHIN 16N72W TO 15N79W TO 12N81W TO 10N79W TO

10N76W TO 13N70W TO 16N72W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 

TO 3.0 M.

.48 HOUR FORECAST WITHIN 15N69W TO 16N71W TO 15N77W TO 14N78W TO

11N77W TO 12N69W TO 15N69W...INCLUDING IN MONA PASSAGE AND THE 

GULF OF VENEZUELA... E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.



.CARIBBEAN WITHIN 19N85W TO 19N86W TO 19N88W TO 16N89W TO 16N87W

TO 16N84W TO 19N85W...INCLUDING THE GULF OF HONDURAS... WINDS 20

TO 25 KT. SEAS LESS THAN 2.5 M.

.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 

LESS THAN 2.5 M.



.GULF OF AMERICA WITHIN 21N90W TO 22N87W TO 23N92W TO 21N94W TO

18N94W TO 19N91W TO 21N90W...INCLUDING WITHIN 60 NM OF COAST OF

CAMPECHE... E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.



.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.



$$

.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.






591 

FZPN03 KNHC 191533

HSFEP2



HIGH SEAS FORECAST

NWS NATIONAL HURRICANE CENTER MIAMI FL

1630 UTC TUE MAY 19 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.



SECURITE



E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE

EQUATOR E OF 120W



SYNOPSIS VALID 1200 UTC TUE MAY 19.

24 HOUR FORECAST VALID 1200 UTC WED MAY 20.

48 HOUR FORECAST VALID 1200 UTC THU MAY 21.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.WITHIN 11N86W TO 11N87W TO 12N88W TO 10N89W TO 10N87W TO

11N86W NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.24 HOUR FORECAST WITHIN 11N86W TO 11N88W TO 10N88W TO 10N87W TO

11N86W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST WITHIN 11N86W TO 11.5N86.5W TO 11N87W TO 

10.5N88W TO 10.5N87W TO 11N86W NE TO E WINDS 20 TO 25 KT. SEAS 

LESS THAN 2.5 M.



.WITHIN 22N113W TO 30N118W TO 21N130W TO 30N140W TO 06N140W TO

10N124W TO 22N113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N

TO NE SWELL.

.24 HOUR FORECAST WITHIN 30N123W TO 30N140W TO 07N140W TO 

07N132W TO 12N121W TO 19N131W TO 30N123W WINDS 20 KT OR LESS. 

SEAS 2.5 TO 3.0 M IN N TO NE SWELL.

.48 HOUR FORECAST WITHIN 15N138W TO 17N136W TO 23N138W TO 

24N140W TO 08N140W TO 11N134W TO 15N138W WINDS 20 KT OR LESS. 

SEAS 2.5 TO 3.0 M IN N TO NE SWELL.



.48 HOUR FORECAST WITHIN 30N126W TO 30N129.5W TO 29.5N128.5W TO

29.5N127W TO 30N126W WINDS 20 KT OR LESS. SEAS 2.5 M IN N TO NE 

SWELL.



.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.



CONVECTION VALID AT 1500 UTC TUE MAY 19...



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 11N74W TO 09.5N79W TO 10N86W. ITCZ FROM 

08.5N92W TO 09.5N101W TO 06N118W TO 08N126W TO BEYOND 05.5N140W. 

SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 03.5N TO 10N 

E OF 88W AND FROM 00N TO 13N BETWEEN 98W AND 140W.



$$

.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.






813 

FZNT01 KWBC 191540

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1630 UTC TUE MAY 19 2026



CCODE/1:31:04:01:00/AOE/NWS/CCODE

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 INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH

ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.PHP

(ALL LOWERCASE).



FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE 

THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).



SECURITE



NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W



ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS



SYNOPSIS VALID 1200 UTC MAY 19. 

24 HOUR FORECAST VALID 1200 UTC MAY 20.

48 HOUR FORECAST VALID 1200 UTC MAY 21.



.WARNINGS.



...GALE WARNING...

.LOW 44N36W 991 MB MOVING NE 20 KT. WITHIN 780 NM SW QUADRANT

WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. ELSEWHERE WITHIN 660 NM NW

AND 960 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.

.24 HOUR FORECAST LOW E OF AREA NEAR 49N30W 984 MB. BETWEEN 420

NM AND 840 NM NW QUADRANT...WITHIN 540 NM SW QUADRANT...AND FROM

58N TO 61N BETWEEN 41W AND 46W WINDS 25 TO 40 KT. SEAS 2.5 TO 4

M. ELSEWHERE WITHIN 1020 NM W SEMICIRCLE WINDS TO 25 KT. SEAS TO

2.5 M.

.48 HOUR FORECAST LOW E OF AREA NEAR 54N28W 990 MB. WITHIN 660 NM

SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 3 M.



...GALE WARNING...

.48 HOUR FORECAST LOW 54N54W 980 MB. WITHIN 480 NM S

SEMICIRCLE...AND BETWEEN 240 NM AND 600 NM NE QUADRANT WINDS 30

TO 45 KT. SEAS 3 TO 6 M. ELSEWHERE WITHIN 600 NM W

SEMICIRCLE...AND 780 NM NE...660 NM SE QUADRANTS WINDS 20 TO 30

KT. SEAS TO 3 M.



.SYNOPSIS AND FORECAST.



.LOW 54N37W 994 MB MOVING S 10 KT. WITHIN 480 NM W AND 300 NM E

SEMICIRCLES WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW E OF AREA

NEAR 49N30W DESCRIBED ABOVE.



.24 HOUR FORECAST LOW 44N56W 1010 MB. WITHIN 660 NM SE AND 960 NM

SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.

.48 HOUR FORECAST LOW DISSIPATED. S OF A LINE FROM 39N35W TO

42N65W E OF 65W WINDS TO 25 KT. SEAS TO 3 M.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 45N

BETWEEN 65W AND 70W AND N OF 50N W OF 51N AND FROM 53N TO 56N

BETWEEN 37W AND 40W.

.24 HOUR FORECAST DENSE FOG FROM 40N TO 45N BETWEEN 60W AND 70W

AND N OF 50N W OF 51N AND FROM 53N TO 56N BETWEEN 37W AND 40W.

.48 HOUR FORECAST DENSE FOG FROM 42N TO 46N BETWEEN 57W AND 66W

AND N OF 53N BETWEEN 46W AND 55W AND FROM 53N TO 56N BETWEEN 40W

TO 44W.



.FORECASTER HOLLEY. OCEAN PREDICTION CENTER.



NWS NATIONAL HURRICANE CENTER MIAMI FL



ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND

GULF OF AMERICA



SYNOPSIS VALID 1200 UTC TUE MAY 19.

24 HOUR FORECAST VALID 1200 UTC WED MAY 20.

48 HOUR FORECAST VALID 1200 UTC THU MAY 21.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.ATLC WITHIN 19N55W TO 18N61W TO 11N58W TO 06N53W TO 07N44W TO

10N43W TO 19N55W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES

AND ATLANTIC EXPOSURES... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M

IN NE TO E SWELL.

.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.



.ATLC 24 HOUR FORECAST WITHIN 31N35W TO 31N46W TO 30N46W TO

30N41W TO 30N40W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0

M IN NW TO N SWELL.

.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.



.ATLC AND CARIBBEAN WITHIN 21N70W TO 21N74W TO 20N74W TO 20N70W

TO 21N70W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 

LESS THAN 2.5 M.



.CARIBBEAN WITHIN 15N71W TO 17N79W TO 14N82W TO 11N82W TO 10N78W

TO 11N70W TO 15N71W...INCLUDING THE GULF OF VENEZUELA... E WINDS

20 TO 25 KT. SEAS 2.5 TO 3.0 M.

.24 HOUR FORECAST WITHIN 16N72W TO 15N79W TO 12N81W TO 10N79W TO

10N76W TO 13N70W TO 16N72W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 

TO 3.0 M.

.48 HOUR FORECAST WITHIN 15N69W TO 16N71W TO 15N77W TO 14N78W TO

11N77W TO 12N69W TO 15N69W...INCLUDING IN MONA PASSAGE AND THE 

GULF OF VENEZUELA... E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.



.CARIBBEAN WITHIN 19N85W TO 19N86W TO 19N88W TO 16N89W TO 16N87W

TO 16N84W TO 19N85W...INCLUDING THE GULF OF HONDURAS... WINDS 20

TO 25 KT. SEAS LESS THAN 2.5 M.

.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 

LESS THAN 2.5 M.



.GULF OF AMERICA WITHIN 21N90W TO 22N87W TO 23N92W TO 21N94W TO

18N94W TO 19N91W TO 21N90W...INCLUDING WITHIN 60 NM OF COAST OF

CAMPECHE... E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.



.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.





.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.



$$






812 

FZPN01 KWBC 191540

HSFEP1



HIGH SEAS FORECAST

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1630 UTC TUE MAY 19 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).



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 MAY 19. 

24 HOUR FORECAST VALID 1200 UTC MAY 20.

48 HOUR FORECAST VALID 1200 UTC MAY 21.



.WARNINGS.



...STORM WARNING...

.12 HOUR FORECAST LOW W OF AREA 49N174E 981 MB AND INTENSIFYING.

WITHIN 420 NM SE QUADRANT AREA OF SE TO S WINDS 25 TO 40 KT. SEAS

3 TO 5 M.

.24 HOUR FORECAST LOW 51N179E 973 MB. WITHIN 180 NM S SEMICIRCLE

AREA OF SW TO W WINDS 40 TO 50 KT. SEAS 5 TO 7.5 M. ALSO WITHIN

420 NM NE AND 660 NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 6

M. AND WITHIN 180 NM NW...480 NM NE AND 780 NM SE QUADRANTS WINDS

20 TO 30 KT. SEAS TO 4 M. ELSEWHERE WITHIN 420 NM NW QUADRANT

WINDS TO 25 KT. SEAS TO 2.5 M.

.48 HOUR FORECAST LOW 55N169W 982 MB. FROM 48N TO 56N BETWEEN

160W AND 175W WINDS 25 TO 40 KT. SEAS 5 TO 8 M. ALSO WITHIN 300

NM NE...540 NM SE...AND 600 NM SW QUADRANTS WINDS 20 TO 30 KT.

SEAS 3 TO 5 M. ELSEWHERE WITHIN 300 NM N SEMICIRCLE...AND WITHIN

660 NM E...840 NM S...AND 900 NM SW QUADRANTS WINDS TO 25 KT.

SEAS TO 4 M.



...GALE WARNING...

.S OF A LINE FROM 30N140W TO 44N124W AREA OF N TO NE WINDS 20 TO

30 KT. SEAS TO 4 M.

.24 HOUR FORECAST S OF 50N BETWEEN 122W AND 134W AREA OF NW TO N

WINDS 20 TO 30 KT. SEAS TO 4 M. WINDS AND SEAS HIGHEST NEAR

41N125W.

.36 HOUR FORECAST FROM 38N TO 43N BETWEEN 123W AND 127W AREA OF

NW TO N WINDS 25 TO 35 KT. SEAS TO 4 M.

.48 HOUR FORECAST FROM 38N TO 43N BETWEEN 123W AND 127W AREA OF

NW TO N WINDS 25 TO 35 KT. SEAS TO 3 TO 4.5 M. ELSEWHERE S OF 50N

BETWEEN 122W AND 134W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS TO

4 M.



...GALE WARNING...

.LOW 62N165W 998 MB MOVING NW 20 KT AND WILL TURN W AFTER 12

HOURS. BETWEEN 180 NM AND 480 NM SE QUADRANT AREA OF SE WINDS 25

TO 35 KT. SEAS TO 4 M. ALSO WITHIN 720 NM SE QUADRANT WINDS 20 TO

30 KT. SEAS TO 4 M. ELSEWHERE WITHIN 1080 NM SE QUADRANT WINDS

LESS THAN 25 KT. SEAS TO 3 M IN W SWELL.

.24 HOUR FORECAST LOW DISSIPATED W OF AREA. CONDITIONS DESCRIBED

WITH LOW 56N148W BELOW.



...GALE WARNING...

.COMPLEX LOW WITH MAIN CENTER 43N164W 1007 MB MOVING NE 40 KT.

WITHIN 360 NM SE QUADRANT AREA OF S WINDS 25 TO 35 KT. SEAS TO 4

M. ELSEWHERE FROM 34N TO 44N BETWEEN 151W AND 174W AND WITHIN 180

NM EITHER SIDE OF A LINE FROM 44N154W TO 53N148W WINDS 20 TO 30

KT. SEAS TO 3 M.

.24 HOUR FORECAST LOW 56N148W 1006 MB. WITHIN 360 NM NE AND 420

NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 4.5 M. ELSEWHERE

WITHIN 180 NM EITHER SIDE OF A LINE FROM 51N145W TO 40N154W AREA

OF S TO SW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.

.36 HOUR FORECAST LOW 59N144W 1004 MB. WITHIN 90 NM NE OF A LINE

FROM 59N145W TO 59N141W TO 56N136W AREA OF SE WINDS 35 TO 45 KT.

SEAS 3 TO 5 M.

.48 HOUR FORECAST LOW 59N144W 1008 MB. WITHIN 240 NM S SEMICIRCLE

WINDS TO 25 KT. SEAS TO 3 M. ALSO WITHIN 420 NM SE QUADRANT WINDS

LESS THAN 25 KT. SEAS TO 3 M IN SW SWELL.



.SYNOPSIS AND FORECAST.



.LOW 56N175W 990 MB MOVING NW 05 KT. WITHIN 600 NM S SEMICIRCLE

AND 300 NM NW QUADRANT WINDS 20 TO 30 KT. SEAS TO 4 M...HIGHEST S

SEMICIRCLE.

.24 HOUR FORECAST LOW 58N176W 994 MB. WITHIN 300 NM NE QUADRANT

AREA OF SE WINDS TO 25 KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 55N169W IN

WARNINGS SECTION ABOVE.



.24 HOUR FORECAST S OF A LINE FROM 34N134W TO 30N143W AREA OF NE

WINDS TO 25 KT. SEAS TO 3 M.

.48 HOUR FORECAST S OF A LINE FROM 38N134W TO 30N149W AREA OF NE

WINDS TO 25 KT. SEAS TO 3 M.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN AN AREA

BOUNDED BY A LINE FROM 36N166W TO 51N156W TO 43N149W TO

36N166W...FROM 58N TO 61N BETWEEN 149W AND 152W...N OF A LINE

FROM 57N176E TO 54N169W...AND SW OF A LINE FROM 54N169E TO

53N173E.

.24 HOUR FORECAST DENSE FOG FROM 58N TO 61N BETWEEN 140W AND

151W...FROM 49N TO 55N BETWEEN 171W AND 172E...WITHIN 120 NM

EITHER SIDE OF A LINE FROM 55N146W TO 41N155W...WITHIN 90 NM OF

47N141W...AND WITHIN 60 NM OF 59N179W AND 56N177E.

.48 HOUR FORECAST DENSE FOG FROM 53N TO 60N BETWEEN 167W AND

180W...AND WITHIN 60 NM EITHER SIDE OF A LINE FROM 43N147W TO

46N142W.



.LIGHT FREEZING SPRAY WITHIN 60 NM OF 60N170W.

.24 HOUR FORECAST CONDITIONS IMPROVED.



.FORECASTER FIGURSKEY. 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 1200 UTC TUE MAY 19.

24 HOUR FORECAST VALID 1200 UTC WED MAY 20.

48 HOUR FORECAST VALID 1200 UTC THU MAY 21.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.WITHIN 11N86W TO 11N87W TO 12N88W TO 10N89W TO 10N87W TO

11N86W NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.24 HOUR FORECAST WITHIN 11N86W TO 11N88W TO 10N88W TO 10N87W TO

11N86W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST WITHIN 11N86W TO 11.5N86.5W TO 11N87W TO 

10.5N88W TO 10.5N87W TO 11N86W NE TO E WINDS 20 TO 25 KT. SEAS 

LESS THAN 2.5 M.



.WITHIN 22N113W TO 30N118W TO 21N130W TO 30N140W TO 06N140W TO

10N124W TO 22N113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N

TO NE SWELL.

.24 HOUR FORECAST WITHIN 30N123W TO 30N140W TO 07N140W TO 

07N132W TO 12N121W TO 19N131W TO 30N123W WINDS 20 KT OR LESS. 

SEAS 2.5 TO 3.0 M IN N TO NE SWELL.

.48 HOUR FORECAST WITHIN 15N138W TO 17N136W TO 23N138W TO 

24N140W TO 08N140W TO 11N134W TO 15N138W WINDS 20 KT OR LESS. 

SEAS 2.5 TO 3.0 M IN N TO NE SWELL.



.48 HOUR FORECAST WITHIN 30N126W TO 30N129.5W TO 29.5N128.5W TO

29.5N127W TO 30N126W WINDS 20 KT OR LESS. SEAS 2.5 M IN N TO NE 

SWELL.



.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.



CONVECTION VALID AT 1500 UTC TUE MAY 19...



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 11N74W TO 09.5N79W TO 10N86W. ITCZ FROM 

08.5N92W TO 09.5N101W TO 06N118W TO 08N126W TO BEYOND 05.5N140W. 

SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 03.5N TO 10N 

E OF 88W AND FROM 00N TO 13N BETWEEN 98W AND 140W.





.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



$$