TCMEP5
TROPICAL DEPRESSION FIFTEEN-E FORECAST/ADVISORY NUMBER 9
NWS NATIONAL HURRICANE CENTER MIAMI FL EP152026
ISSUED BY THE NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
2100 UTC TUE SEP 15 2026
TROPICAL DEPRESSION CENTER LOCATED NEAR 15.7N 125.0W AT 15/2100Z
POSITION ACCURATE WITHIN 30 NM
PRESENT MOVEMENT TOWARD THE WEST-SOUTHWEST OR 255 DEGREES AT 10 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB
MAX SUSTAINED WINDS 25 KT WITH GUSTS TO 35 KT.
4 M SEAS.... 75NE 0SE 0SW 75NW.
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 15.7N 125.0W AT 15/2100Z
AT 15/1800Z CENTER WAS LOCATED NEAR 15.8N 124.4W
FORECAST VALID 16/0600Z 15.2N 126.3W
MAX WIND 25 KT...GUSTS 35 KT.
FORECAST VALID 16/1800Z 15.0N 128.2W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.
FORECAST VALID 17/0600Z...DISSIPATED
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.7N 125.0W
NEXT ADVISORY AT 16/0300Z
$$
FORECASTER JACKSON/BLAKE=
HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC TUE SEP 15 2026
CCODE/1:31:12:01:00/AOW+POR/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 15.
24 HOUR FORECAST VALID 1800 UTC SEP 16.
48 HOUR FORECAST VALID 1800 UTC SEP 17.
.WARNINGS.
...GALE WARNING...
.LOW 62N168W 979 MB MOVING NE 15 KT. WITHIN 360 NM S SEMICIRCLE
AND 240 NM NW QUADRANT WINDS 30 TO 45 KT. SEAS 3 TO 6 M.
ELSEWHERE N OF 53N BETWEEN 157W AND 179W WINDS 20 TO 30 KT. SEAS
TO 4 M.
.24 HOUR FORECAST LOW 66N157W 998 MB. WITHIN THE BERING SEA
BETWEEN ALASKA COAST AND 170W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.
...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 32N175W 1006 MB MOVING SW 20 KT. W
OF A LINE FROM 30N178W TO 43N16W WINDS 25 TO 35 KT. SEAS 2.5 TO 5
M. ELSEWHERE S OF 43N W OF 164W WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW SW OF AREA NEAR 28N178E 1008 MB. S OF 42N W
OF 171W WINDS LESS THAN 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW MOVED WELL SW OF AREA. S OF 36N W OF 173W
WINDS LESS THAN 25 KT. SEAS TO 2.5 M.
...GALE WARNING...
.LOW 59N153W 1012 MB MOVING NE 10 KT. FROM 51N TO 61N BETWEEN
145W AND 159W WINDS 25 TO 35 KT. SEAS TO 4 M. ELSEWHERE WITHIN
600 NM S QUADRANT...W OF 152W...WINDS LESS THAN 25 KT. SEAS TO
2.5 M.
.24 HOUR FORECAST LOW 60N146W 1014 MB. N OF 53N BETWEEN 135W AND
155W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 60N149W 1018 MB. CONDITIONS DIMINISHED.
.SYNOPSIS AND FORECAST.
.S OF 43N BETWEEN 119W AND 129W AREA OF N TO NW WINDS TO 25 KT.
SEAS TO 3 M.
.24 HOUR FORECAST FROM 34N TO 51N BETWEEN 121W AND 133W AREA OF N
TO NW WINDS TO 25 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST FROM 36N TO 53N BETWEEN 125W AND 132W AREA OF N
TO NW WINDS TO 25 KT. SEAS TO 2.5 M.
.LOW W OF AREA 57N163E 997 MB MOVING E 15 KT. FROM 50N TO 56N W
OF 177E WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW W OF AREA 58N174E 999 MB. FROM 47N TO 59N W
OF 167W WINDS TO 25 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW 61N170W 1006 MB. FROM 51N TO 58N BETWEEN
160W AND 174E WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST FROM 50N TO 55N W OF 174E WINDS TO 25 KT. SEAS
TO 3 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 45N TO 57N
BETWEEN 155W AND 163W AND FROM 62N TO 65N BETWEEN 169W AND 173W.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF A LINE FROM
45N157W TO 51N149W.
.48 HOUR FORECAST CONDITIONS IMPROVED.
.FORECASTER JOSEPH. 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 1800 UTC TUE SEP 15.
24 HOUR FORECAST VALID 1800 UTC WED SEP 16.
48 HOUR FORECAST VALID 1800 UTC THU SEP 17.
.WARNINGS.
...GALE WARNING...
.WITHIN 16N94W TO 16N95W TO 15N96W TO 13N96W TO 14N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 20
TO 30 KT. SEAS 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 13N97W TO 11N97W TO
13N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.30 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 30 TO 35
KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 16N94W TO 16N95W TO
16N96W TO 14N96W TO 14N95W TO 14N94W TO 16N94W N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 3.0 M.
.42 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS BELOW GALE FORCE.
.48 HOUR FORECAST WITHIN 16N94W TO 16N96W TO 12N99W TO 11N99W TO
11N97W TO 12N95W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC... N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.SYNOPSIS AND FORECAST.
.WITHIN 11N86W TO 12N87W TO 11N87W TO 10N87W TO 10N85W TO 10N86W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 11N87W TO 10N87W TO
10N85W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 11N87W TO 10N87W TO
10N85W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.WITHIN 03N108W TO 05N111W TO 03N115W TO 03S117W TO 03S109W TO
01S106W TO 03N108W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
TO SW SWELL.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.TROPICAL DEPRESSION FIFTEEN-E NEAR 15.7N 125.0W 1006 MB AT 2100
UTC SEP 15 MOVING WSW OR 255 DEG AT 10 KT. MAXIMUM SUSTAINED
WINDS 25 KT GUSTS 35 KT. SEAS 4 M OR GREATER WITHIN 75 NM N
SEMICIRCLE AND 0 NM S SEMICIRCLE WITH SEAS TO 4.0 M. ELSEWHERE
WITHIN 21N121W TO 20N128W TO 15N128W TO 15N125W TO 17N120W TO
21N121W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW FIFTEEN-E NEAR 15.0N
128.2W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN
22N128W TO 21N132W TO 18N132W TO 16N131W TO 16N127W TO 18N126W TO
22N128W WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN
22N126W TO 23N138W TO 19N139W TO 15N131W TO 18N123W TO 22N126W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.36 HOUR FORECAST...DISSIPATED.
.48 HOUR FORECAST WITHIN 22N127W TO 24N134W TO 24N140W TO
14N140W TO 14N136W TO 17N127W TO 22N127W NE TO E WINDS 20 TO 25
KT. SEAS 2.5 TO 3.0 M.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 2030 UTC TUE SEP 15...
T.D. FIFTEEN-E...SCATTERED MODERATE ISOLATED STRONG FROM 12N TO
18N BETWEEN 119W AND 125W.
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 10N85W TO 09N116W. IT RESUMES
FROM 13N128W TO 13N139W. SCATTERED MODERATE CONVECTION IS NOTED
FROM 00N TO 12N EAST OF 132W, AND FROM 10N TO 16N BETWEEN 135W
AND 140W.
.FORECASTER AL. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 1800 UTC SEP 15 2026.
24 HOUR FORECAST VALID 1800 UTC SEP 16 2026.
48 HOUR FORECAST VALID 1800 UTC SEP 17 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.POST-TROPICAL CYCLONE NORBERT NEAR 20.5N 143.8W 1006 MB W 10 KT.
WINDS 20 TO 30 KT AND SEAS 2.5 TO 3.5 M FROM 20N TO 25N E OF 146W.
ISOLATED MODERATE TSTMS FROM 20N TO 22N E OF 145W.
.24 HOUR FORECAST LOW 20N150W 1012 MB. WINDS 20 TO 25 KT AND SEAS
2.5 TO 3 M IN AREA BOUNDED BY 25N152W 24N140W 16N140W 21N152W
25N152W.
.48 HOUR FORECAST LOW DISSIPATED. TROUGH FROM 22N155W TO 18N154W.
WINDS 20 TO 25 KT AND SEAS 2.5 TO 3 M IN AREA BOUNDED BY 25N160W
24N140W 15N140W 16N150W 21N160W 25N160W.
.FRONT FROM 30N172W TO 26N174W TO 22N180W WITH TRAILING POST-
FRONTAL TROUGH FROM 30N175W TO 26N178W BOTH NEARLY STATIONARY.
WINDS 20 TO 25 KT BETWEEN FRONT AND 167W N OF 26N...AND N OF 28N W
OF 178W. SEAS 2.5 TO 3.5 M N OF 28N W OF 178W. SCATTERED MODERATE
TSTMS WITHIN 150 NM E OF FRONT N OF 26N. ISOLATED TSTMS WITHIN 90
NM OF FRONT S OF 26N.
.12 HOUR FORECAST LOW 27N178W 1007 MB. FRONT FROM 30N176W TO
22N180W. TROUGH FROM LOW TO 23N180W. WINDS 20 TO 25 KT BETWEEN
FRONT AND 172W N OF 28N. SEAS 2.5 TO 4 M N OF LINE FROM 30N177W TO
26N180W.
.24 HOUR FORECAST LOW MOVED W OF FORECAST AREA. FRONT AND TROUGH
MERGED FROM 30N178W TO 23N180W. WINDS 20 TO 25 KT BETWEEN FRONT
AND
172W N OF 28N. SEAS 2.5 TO 3 M W OF LINE FROM 30N171W TO 26N180W.
.48 HOUR FORECAST FRONT AND TROUGH MOVED W OF AREA. WINDS 20 TO 25
KT IN AREA BOUNDED BY 30N180W 26N165W 21N165W 24N180W 30N180W.
SEAS
SUBSIDED TO 2.5 M OR LESS.
.WEAK LOW 11N152W 1008 MB NEARLY STATIONARY. SEE THUNDERSTORMS
BELOW IN MONSOON TROUGH SECTION.
.24 HOUR FORECAST WEAK LOW 11N153W 1009 MB.
.48 HOUR FORECAST WEAK LOW 10N157W 1010 MB.
.TROUGH FROM 30N147W TO 27N147W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH DISSIPATED.
.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER THE REMAINDER OF
FORECAST AREA.
.ISOLATED MODERATE TSTMS WITHIN 90 NM OF LINE FROM 10N172W TO
17N173W.
.MONSOON TROUGH FROM 14N140W TO 15N143W TO 09N154W TO 07N164W TO
08N180W. ISOLATED MODERATE TO LOCALLY STRONG TSTMS WITHIN 150 NM N
OF TROUGH E OF 154W...S OF TROUGH BETWEEN 150W AND 168W...AND
WITHIN 240 NM N OF TROUGH W OF 175W.
$$
.FORECASTER WROE. HONOLULU HI.=