METAREA 12 bulletinset


HURRICANE ADVISORY
WTPZ24 KNHC 112032

TCMEP4

TROPICAL STORM NORBERT FORECAST/ADVISORY NUMBER 9

NWS NATIONAL HURRICANE CENTER MIAMI FL EP142026

2100 UTC FRI SEP 11 2026

TROPICAL STORM CENTER LOCATED NEAR 16.8N 125.7W AT 11/2100Z

POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE WEST OR 275 DEGREES AT 12 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 996 MB

MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT.

50 KT....... 30NE 0SE 0SW 20NW.

34 KT....... 90NE 40SE 30SW 50NW.

4 M SEAS....150NE 60SE 90SW 120NW.

WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL

MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.

REPEAT...CENTER LOCATED NEAR 16.8N 125.7W AT 11/2100Z

AT 11/1800Z CENTER WAS LOCATED NEAR 16.7N 125.2W

FORECAST VALID 12/0600Z 16.9N 127.2W

MAX WIND 60 KT...GUSTS 75 KT.

50 KT... 30NE 0SE 0SW 20NW.

34 KT... 90NE 40SE 30SW 60NW.

FORECAST VALID 12/1800Z 17.3N 129.1W

MAX WIND 65 KT...GUSTS 80 KT.

64 KT... 15NE 0SE 0SW 0NW.

50 KT... 30NE 0SE 0SW 20NW.

34 KT... 90NE 40SE 30SW 60NW.

FORECAST VALID 13/0600Z 17.7N 131.0W

MAX WIND 70 KT...GUSTS 85 KT.

64 KT... 15NE 0SE 0SW 0NW.

50 KT... 30NE 10SE 0SW 20NW.

34 KT... 90NE 40SE 30SW 60NW.

FORECAST VALID 13/1800Z 18.1N 132.9W

MAX WIND 70 KT...GUSTS 85 KT.

64 KT... 15NE 0SE 0SW 10NW.

50 KT... 30NE 20SE 20SW 20NW.

34 KT... 90NE 40SE 40SW 60NW.

FORECAST VALID 14/0600Z 18.3N 134.8W

MAX WIND 65 KT...GUSTS 80 KT.

64 KT... 20NE 0SE 0SW 15NW.

50 KT... 30NE 20SE 20SW 30NW.

34 KT... 80NE 40SE 30SW 50NW.

FORECAST VALID 14/1800Z 18.4N 136.8W

MAX WIND 60 KT...GUSTS 75 KT.

50 KT... 30NE 20SE 0SW 20NW.

34 KT... 70NE 30SE 30SW 50NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 100 NM

ON DAY 4 AND 125 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 15/1800Z 18.2N 141.2W

MAX WIND 55 KT...GUSTS 65 KT.

50 KT... 30NE 0SE 0SW 20NW.

34 KT... 50NE 30SE 30SW 40NW.

OUTLOOK VALID 16/1800Z 16.7N 145.5W

MAX WIND 55 KT...GUSTS 65 KT.

50 KT... 20NE 0SE 0SW 30NW.

34 KT... 40NE 30SE 30SW 50NW.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 16.8N 125.7W

NEXT ADVISORY AT 12/0300Z

$$

FORECASTER EVANS/HAGEN=


HIGH SEAS FORECAST
FZPN02 KWBC 112325

HSFEPI

HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

2345 UTC FRI SEP 11 2026

CCODE/2:31:12:11:00/AOW+POR+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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 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 1800 UTC SEP 11.

24 HOUR FORECAST VALID 1800 UTC SEP 12.

48 HOUR FORECAST VALID 1800 UTC SEP 13.

.WARNINGS.

...GALE WARNING...

.LOW JUST S OF AREA NEAR 29N172W 1003 MB MOVING NW 15 KT. FROM

30N TO 35N BETWEEN 166W AND 172W WINDS 25 TO 40 KT. SEAS 4 TO 6

M. ELSEWHERE FROM 30N TO 37N BETWEEN 166W AND 177W WINDS 20 TO

30 KT. SEAS 2.5 TO 5 M.

.24 HOUR FORECAST LOW 35N175W 999 MB. WITHIN 300 NM SW...180 NM

NW AND 300 NM NE QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M.

ELSEWHERE FROM 30N TO 42W W OF 166W WINDS 20 TO 30 KT. SEAS 2.5

TO 4.5 M.

.48 HOUR FORECAST LOW 32N178W 1001 MB. FROM 30N TO 40N W OF 168W

WINDS 20 TO 30 KT. SEAS 2.5 TO 5.5 M...HIGHEST NEAR 32N171W.

.SYNOPSIS AND FORECAST.

.FROM 32N TO 42N BETWEEN 140W AND 155W WINDS TO 25 KT. SEAS TO 3

M.

.24 HOUR FORECAST FROM 33N TO 40N BETWEEN 138W AND 155W WINDS TO

25 KT. SEAS TO 3 M.

.48 HOUR FORECAST CONDITIONS DIMINISHED.

.LOW 49N126W 1013 MB MOVING S 25 KT. WITHIN 540 NM W SEMICIRCLE

WINDS TO 25 KT. SEAS TO 3 M.

.24 HOUR FORECAST LOW 45N126W 1011 MB. WITHIN 420 NM W

SEMICIRCLE WINDS TO 25 KT. SEAS TO 3 M.

.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.N OF A LINE FROM 52N170E TO 65N156W WINDS 20 TO 30 KT. SEAS TO

3.5 M.

.24 HOUR FORECAST N OF 61N W OF ALASKA WINDS TO 25 KT. SEAS LESS

THAN 2.5 M.

.48 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST FROM 30N TO 42N BETWEEN 116W AND 126W WINDS 20

TO 30 KT. SEAS TO 3.5 M.

.48 HOUR FORECAST NEW LOW 52N175W 1004 MB. FROM 40N TO 56N W OF

165W WINDS 20 TO 30 KT. SEAS TO 3.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 60N

BETWEEN 160W AND 180W.

.24 HOUR FORECAST DENSE FOG WITHIN 240 NM SE OF A LINE FROM

50N180W TO 58N163W.

.48 HOUR FORECAST DENSE FOG FROM 42N TO 56N BETWEEN 166W AMD

178W.

.FORECASTER HOLLEY. 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 1800 UTC FRI SEP 11.

24 HOUR FORECAST VALID 1800 UTC SAT SEP 12.

48 HOUR FORECAST VALID 1800 UTC SUN SEP 13.

.WARNINGS.

...HURRICANE WARNING...

.TROPICAL STORM NORBERT NEAR 16.8N 125.7W 996 MB AT 2100 UTC SEP

11

MOVING W OR 275 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 55 KT

GUSTS 65

KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NE QUADRANT...40 NM

SE

QUADRANT...30 NM SW QUADRANT...AND 50 NM NW QUADRANT. SEAS 4 M

OR

GREATER WITHIN 150 NM NE QUADRANT...60 NM SE QUADRANT...90 NM SW

QUADRANT...AND 120 NM NW QUADRANT WITH SEAS TO 6.0 M. ELSEWHERE

FROM

15N TO 20N BETWEEN 121W AND 128W WINDS 20 TO 33 KT. SEAS 3.0 TO

4.0

M. REMAINDER OF THE AREA FROM 13N TO 21N BETWEEN 121W AND 128W

WINDS

20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.

.24 HOUR FORECAST HURRICANE NORBERT NEAR 17.3N 129.1W. MAXIMUM

SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS

WITHIN

90 NM NE QUADRANT...40 NM SE QUADRANT...30 NM SW QUADRANT...AND

60

NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 150 NM NE

QUADRANT...60

NM SE QUADRANT...90 NM SW QUADRANT...AND 120 NM NW QUADRANT WITH

SEAS TO 7.0 M. ELSEWHERE FROM 16N TO 21N BETWEEN 125W AND 131W

WINDS

20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF THE AREA FROM 12N

TO

22N BETWEEN 125W AND 133W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M

IN

MIXED SWELL.

.48 HOUR FORECAST HURRICANE NORBERT NEAR 18.1N 132.9W. MAXIMUM

SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS

WITHIN

40 NM S SEMICIRCLE...90 NM NE QUADRANT AND 60 NM NW QUADRANT.

SEAS 4

M OR GREATER WITHIN 150 NM NE QUADRANT...60 NM SE QUADRANT...90

NM

SW QUADRANT...AND 120 NM NW QUADRANT WITH SEAS TO 8.0 M.

ELSEWHERE

FROM 17 TO 23N BETWEEN 128W AND 135W WINDS 20 TO 33 KT. SEAS 3.0

TO

4.0 M. REMAINDER OF THE AREA FROM 15N TO 24N BETWEEN 128W AND

136W

WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE

USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE

AND INTENSITY.

.SYNOPSIS AND FORECAST.

.FROM 10N TO 11N E OF 89W...INCLUDING THE GULF OF PAPAGAYO...NE

TO

E WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.24 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST LITTLE CHANGE.

.S OF 00N BETWEEN 95W AND 100W...AND S OF 01N BETWEEN 100W AND

120W

WINDS 20 KT OR LESS. SEAS 2.5 M PRIMARILY IN SW SWELL.

.24 HOUR FORECAST S OF 00S BETWEEN 116W AND 120W WINDS 20 KT OR

LESS. SEAS 2.5 M PRIMARILY IN SW SWELL.

.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.06 HOUR FORECAST FROM 14N TO 17N BETWEEN 109W AND 113W E TO SE

WINDS 20 TO 25 KT. SEAS TO 2.5 M

.24 HOUR FORECAST LOW PRES...PSBL TRPCL CYCLONE...NEAR 15N114.5W

1008 MB. WITHIN 90 NM E SEMICIRCLE OF LOW CENTER WINDS 20 TO 25

KT.

SEAS TO 2.5 M.

.48 HOUR FORECAST LOW PRES...PSBL TRPCL CYCLONE...NEAR 16N116W

1007

MB. WITHIN 120 NM OF CENTER EXCEPT SW QUADRANT WINDS 20 TO 30

KT.

SEAS 2.5 TO 3.5 M.

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

CONVECTION VALID AT 2100 UTC FRI SEP 11...

.TROPICAL STORM NORBERT...NUMEROUS MODERATE TO STRONG CONVECTION

IS

OBSERVED FROM 16N TO 19N BETWEEN 123W AND 127W.

.LOW PRES(EP97) NEAR 13N113W...SCATTERED MODERATE TO ISOLATED

STRONG CONVECTION IS PRESENT FROM 11N TO 16N BETWEEN 107W AND

115W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THE MONSOON TROUGH EXTENDS FROM 10N85W TO 08N100W TO

11N110W...THEN

CONTINUES SW OF NORBERT FROM 11N126W TO 12N140W. IN ADDITION TO

THE

CONVECTION ASSOCIATED WITH T.S. NORBERT AND INVEST

EP97...SCATTERED

MODERATE TO ISOLATED STRONG CONVECTION IS FOUND FROM 04N TO 08N

E OF

92W TO THE COAST OF COLOMBIA...FROM 10N TO 16N BETWEEN 115W AND

123W...AND FROM 00N TO 11N W OF 125W.

$$

.FORECASTER GR. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 1800 UTC SEP 11 2026.

24 HOUR FORECAST VALID 1800 UTC SEP 12 2026.

48 HOUR FORECAST VALID 1800 UTC SEP 13 2026.

.WARNINGS.

...GALE WARNING...

.LOW 29N172W 1003 MB MOVING N 15 KT. TROUGH FROM LOW OF 27N172W

26N176W NEARLY STATIONARY. WINDS 30 TO 35 KT N OF 28N BETWEEN 168W

AND 171W. WINDS 20 TO 30 KT ELSEWHERE N 26N BETWEEN 163W AND

176W. SEAS 2.5 TO 4 M N OF LINE 27N162W 22N176W 23N180W.

.24 HOUR FORECAST LOW MOVED N OF AREA. TROUGH ABSORBED BY FRONT

DESCRIBED BELOW. ASSOCIATED WINDS AND SEAS. MOVED N OF AREA.

.SYNOPSIS AND FORECAST

.24 HOUR FORECAST NEW FRONT 30N172W 27N174W 27N180W.

.48 HOUR FORECAST FRONT 30N172W 25N174W THENCE TROUGH 22N180W.

.TROUGH 30N150W 27N151W MOVING W SLOWLY.

.24 HOUR FORECAST TROUGH 30N152W 26N155W.

.48 HOUR FORECAST TROUGH 30N152W 27N153W 26N157W.

.TROUGH 28N140W 22N146W MOVING W SLOWLY.

.24 HOUR FORECAST TROUGH 30N140W 25N146W.

.48 HOUR FORECAST TROUGH 30N142W 25N147W 21N149W.

.TROUGH 17N141W 12N148W MOVING W SLOWLY. ISOLATED MODERATE TSTMS

WITHIN 150 NM OF TROUGH.

.24 HOUR FORECAST TROUGH 20N144W 11N150W.

.48 HOUR FORECAST TROUGH 21N150W 15N150W 12N140W.

.TROUGH 21N160W 13N162W MOVING NW 10 KT.

.24 HOUR FORECAST WEAK TROUGH 22N164W 17N163W.

.48 HOUR FORECAST TROUGH 23N167W 20N165W.

.WINDS 20 KT OR LOWER AND SEAS 2.5 M OR LESS OVER REMAINDER OF

FORECAST AREA.

.MONSOON TROUGH 10N140W 10N160W 047N180W. ISOLATED STRONG TSTMS

WITHIN 330 NM S OF TROUGH W OF 165W. SCATTERED MODERATE TSTMS

ELSEWHERE WITHIN 420 NM S OF TROUGH.

.ISOLATED MODERATE TSTMS BETWEEN TWO LINES FROM 17N143W TO

04N173W AND 06N140W AND 03N171W. ISOLATED MODERATE TSTMS WITHIN 60

NM OF 08N178W.

$$

.FORECASTER ALMANZA/EE. HONOLULU HI.=