TCMCP4
TROPICAL STORM PENA FORECAST/ADVISORY NUMBER 21
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI CP042026
ISSUED BY NWS NATIONAL HURRICANE CENTER MIAMI FL
2100 UTC WED NOV 11 2026
TROPICAL STORM CENTER LOCATED NEAR 9.9N 169.4W AT 11/2100Z
POSITION ACCURATE WITHIN 20 NM
PRESENT MOVEMENT TOWARD THE WEST OR 265 DEGREES AT 14 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 1002 MB
MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT.
34 KT.......100NE 0SE 0SW 100NW.
4 M SEAS....300NE 60SE 60SW 300NW.
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 9.9N 169.4W AT 11/2100Z
AT 11/1800Z CENTER WAS LOCATED NEAR 9.9N 168.7W
FORECAST VALID 12/0600Z 10.0N 171.5W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 80NE 0SE 0SW 70NW.
FORECAST VALID 12/1800Z 10.2N 174.5W
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 70NE 0SE 0SW 60NW.
FORECAST VALID 13/0600Z 10.5N 177.5W
MAX WIND 30 KT...GUSTS 40 KT.
FORECAST VALID 13/1800Z 10.6N 179.6E
MAX WIND 30 KT...GUSTS 40 KT.
FORECAST VALID 14/0600Z...DISSIPATED
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 9.9N 169.4W
NEXT ADVISORY AT 12/0300Z
$$
FORECASTER KATZ/HAGEN
HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC WED NOV 11 2026
CCODE/2:31:12:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC NOV 11.
24 HOUR FORECAST VALID 1200 UTC NOV 12.
48 HOUR FORECAST VALID 1200 UTC NOV 13.
.WARNINGS.
...HURRICANE FORCE WIND WARNING...
.LOW 50N174W 974 MB MOVING E 40 KT. FROM 40N TO 50N E OF 167W
WIND 35 TO 45 KT. SEAS 4 TO 7 M. ELSEWHERE FROM 37N TO 52N W OF
163W WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M.
.06 HOUR FORECAST LOW 51N189W 966 MB. FROM 47N TO 51N BETWEEN
167W AND 171W WINDS 35 TO 55 KT. SEAS 6 TO 8 M.
.12 HOUR FORECAST LOW 51N161W 962 MB. BETWEEN 120 NM AND 300 NM
SW SEMICIRCLE WINDS 50 TO 65 KT. SEAS 7 TO 13 M.
.24 HOUR FORECAST LOW 50N149W 958 MB. BETWEEN 150 NM AND 360 NM
SW SEMICIRCLE WINDS 50 TO 60 KT. SEAS 9 TO 14 M. ELSEWHERE FROM
37N TO 53N BETWEEN 137W AND 161W...EXCEPT WITHIN 120 NM OF
CENTER...WINDS 35 TO 45 KT. SEAS 6 TO 12 M. ELSEWHERE FROM 35N TO
54N BETWEEN 134W AND 167W WINDS 25 TO 35 KT. SEAS 5 TO 10
M...HIGHEST SW OF CENTER. ELSEWHERE FROM 33N TO 55N E OF 174W
WINDS TO 25 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW 47N135W 967 MB. BETWEEN 150 NM AND 420 NM
SW SEMICIRCLE WINDS 40 TO 55 KT. SEAS 8 TO 14 KT. ELSEWHERE FROM
34N TO 55N BETWEEN 124W AND 149W WINDS 25 TO 40 KT. SEAS 5 TO 12
M...HIGHEST SW OF CENTER. ELSEWHERE S OF 58N BETWEEN 123W AND
160W WINDS TO 25 KT. SEAS 3 TO 6 M.
...HURRICANE FORCE WIND WARNING...
.24 HOUR FORECAST LOW W OF AREA NEAR 40N174E 995 MB. FROM 37N TO
43N W OF 177W WINDS 20 TO 30 KT. SEAS TO 4 M.
.30 HOUR FORECAST LOW JUST W OF AREA NEAR 43N177E 991 MB. FROM
36N TO 46N W OF 174W WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M.
.36 HOUR FORECAST LOW 44N179W 983 MB. WITHIN 120 NM SW SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 5 TO 7 M.
.48 HOUR FORECAST LOW 46N168W 969 MB. WITHIN 180 NM W SEMICIRICLE
AND 180 NM SE QUADRANT WINDS 50 TO 65 KT. SEAS 8 TO 12 M.
ELSEWHERE FROM 39N TO 49N BETWEEN 160W AND 176W WINDS 35 TO 50
KT. SEAS 5 TO 10 M. ELSEWHERE FROM 35N TO 51N W OF 155W WINDS TO
25 KT. SEAS 3 TO 6 M.
...GALE WARNING...
.COMPLEX LOW WITH FIRST CENTER NEAR 57N138W 972 MB MOVING NW 15
KT AND SECOND CENTER NEAR 55N135W 973 MB MOVING NW 15 KT. WITHIN
120 NM E SEMICIRCLE OF SECOND CENTER WINDS 35 TO 45 KT. SEAS 5 TO
7 M. ELSEWHERE FROM 52N TO 59N E OF 143W WINDS 25 TO 35 KT. SEAS
3 TO 5.5 M.
.24 HOUR FORECAST LOW 60N144W 990 MB. WITHIN 90 NM NE SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS
DIMINISHED.
...GALE WARNING...
.COMPLEX LOW WITH FIRST CENTER NEAR 51N135W 984 MB MOVING NE 25
KT AND SECOND CENTER NEAR 47N140W 990 MB MOVING NE 20 KT. WITHIN
90 NM S SEMICIRCLE OF FIRST CENTER...AND BETWEEN 60 NM AND 240 NM
SW SEMICIRCLE OF SECOND CENTER WINDS 30 TO 40 KT. SEAS 5.5 TO 7.5
M. ELSEWHERE WITHIN 300 NM SW OF A LINE FROM 46N136W TO
52N153W...WITHIN 150 NM E OF A LINE FROM 49N127W TO 40N131W...AND
FROM 48N TO 52N BETWEEN 131W AND 137W WINDS 20 TO 30 KT. SEAS 4
TO 6.5 M. ELSEWHERE FROM 40N TO 52N BETWEEN 123W AND 163W WINDS
TO 25 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS MERGED
WITH LOW DESCRIBED ABOVE.
...GALE WARNING...
.LOW 59N146W 970 MB MOVING NW 10 KT. WITHIN 90 NM OF CENTER WINDS
25 TO 35 KT. SEAS 3 TO 5.5 M.
.24 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS
DIMINISHED.
...GALE WARNING...
.S OF 39N BETWEEN 142W AND 156W...AND WITHIN 120 NM E OF A LINE
FROM 40N133W AND 31N141W WINDS 25 TO 35 KT. SEAS 4 TO 7 M.
ELSEWHERE FROM 128W AND 170W...EXCEPT WHERE DESCRIBED WITH LOW
50N174W IN HURRICANE FORCE WIND WARNING ABOVE....WINDS TO 25 KT.
SEAS 3 TO 6 M.
.24 HOUR FORECAST CONDITIONS MERGED DIMINISHED.
...GALE WARNING...
.12 HOUR FORECAST NEW LOW 35N132W 1005 MB. FROM 31N TO 35N
BETWEEN 131W AND 140W WINDS 25 TO 35 KT. SEAS 4 TO 6.5 M.
.24 HOUR FORECAST LOW 38N130W 1002 MB. FROM 32N TO 41N BETWEEN
129W AND 132W WINDS 25 TO 40 KT. SEAS 4 TO 5.5 M. WITHIN 420 NM
SE OF A LINE FROM 40N134W TO 36N135W TO 32N156W WINDS TO 25 KT.
SEAS 3 TO 5.5 M.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MERGED WITH LOW
47N135W DESCRIBED ABOVE.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 49N TO 52N
BETWEEN 165W AND 174W.
.24 HOUR FORECAST DENSE FOG FROM 51N TO 54N BETWEEN 150W AND
155W.
.48 HOUR FORECAST DENSE FOG FROM 45N TO 50N BETWEEN 154W AND
172W...AND FROM 56N TO 60N BETWEEN 150W AND 155W.
.FORECASTER POCHE. 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 WED NOV 11.
24 HOUR FORECAST VALID 1200 UTC THU NOV 12.
48 HOUR FORECAST VALID 1200 UTC FRI NOV 13.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 30N120W TO 26N140W TO 00N140W TO 11N129W TO 04N120W TO
17N110W TO 30N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
SWELL.
.24 HOUR FORECAST WITHIN 18N126W TO 20N140W TO 06N140W TO
07N135W TO 13N134W TO 14N127W TO 18N126W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NW SWELL.
.48 HOUR FORECAST CONDITIONS MERGED WITH NEXT FEATURE.
.COLD FRONT JUST NW OF AREA. WITHIN 30N138W TO 30N140W TO
28N140W TO 29N139W TO 30N138W SW WINDS 20 TO 25 KT. SEAS 2.5 TO
3.0 M.
.12 HOUR FORECAST COLD FRONT FROM 30N136W TO 26.5N140W. WITHIN
30N133W TO 30N140W TO 26N140W TO 28N135W TO 30N133W NW WINDS 20
TO 25 KT...EXCEPT SW WINDS AHEAD OF FRONT. SEAS 3.0 TO 6.0 M IN
NW SWELL...HIGHEST NEAR 30N140W.
.24 HOUR FORECAST COLD FRONT FROM 30N128W TO 23N140W. WITHIN
30N128W TO 30N135W TO 28N133W TO 28N131W TO 29N128W TO 30N128W NW
WINDS 20 TO 25 KT. SEAS 3.0 TO 5.5 M IN NW SWELL...HIGHEST NEAR
30N137W. ELSEWHERE WITHIN 30N124W TO 28N133W TO 30N135W TO
30N140W TO 20N140W TO 20N139W TO 30N124W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 IN NW SWELL.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 30N115.5W TO 21N130W
TO 19N140W. WITHIN 30N132W TO 30N140W TO 29.5N140W TO
29.5N137.5W TO 29.5N132.5W TO 30N132W W WINDS 20 TO 25 KT. SEAS
3.5 TO 4.5 M IN W TO NW SWELL. ELSEWHERE WITHIN 30N117W TO
30N140W TO 11N140W TO 13N132W TO 30N117W WINDS 20 KT OR LESS.
SEAS 2.5 TO 4.5 M IN NW SWELL...HIGHEST NEAR 30N140W.
.WITHIN 16N94W TO 16N95W TO 15N96W TO 14N96W TO 14N95W TO 15N95W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.42 HOUR FORECAST WITHIN 16N95W TO 15N95W TO 15N94W TO 16N95W...
INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO 25 KT.
SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.WITHIN 11N86W TO 11N88W TO 10N88W TO 10N87W TO 11N86W...
INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 01N106W TO 04N125W TO 00N129W TO 02S120W TO 03.4S120W TO
03.4S96W TO 01N106W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MERGING SW AND NW SWELL.
.24 HOUR FORECAST WITHIN 02N111W TO 09N110W TO 00N137W TO
01S120W TO 03.4S120W TO 03.4S92W TO 02N111W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MERGING SW AND NW SWELL.
.48 HOUR FORECAST WITHIN 01N98W TO 01N109W TO 03N114W TO 00N121W
TO 03.4S120W TO 03S97W TO 01N98W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN MERGING SW AND NW SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 1450 UTC WED NOV 11...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 1009 MB LOW PRES NEAR 10N75W TO 09.5N85W TO
02N120W TO 1007 MB LOW PRES NEAR 07N140W. SCATTERED MODERATE TO
ISOLATED STRONG FROM 00N TO 04N BETWEEN 78.5W AND 83.5W...FROM
01N TO 08N BETWEEN 105W AND 115W...FROM 11N TO 15N BETWEEN 115W
AND 122W...AND FROM 00N TO 12.5N BETWEEN 125W AND 140W.
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 1200 UTC NOV 11 2026.
24 HOUR FORECAST VALID 1200 UTC NOV 12 2026.
48 HOUR FORECAST VALID 1200 UTC NOV 13 2026.
.WARNINGS.
...TROPICAL STORM WARNING...
.TROPICAL STORM PENA NEAR 9.9N 167.7W 1002 MB AT 1500 UTC NOV 11
MOVING WSW OR 250 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM N
SEMICIRCLE AND 0 NM S SEMICIRCLE. WINDS 20 TO 33 KT ELSEWHERE
N OF 10 N W OF 163W. SEAS 4 M OR GREATER WITHIN 300 NM N
SEMICIRCLE AND 60 NM S SEMICIRCLE WITH SEAS TO 5.5 M. SEAS 2.5
TO 4 M ELSEWHERE N OF 09N W OF 162W. SCATTERED MODERATE TO
STRONG TSTMS WITHIN 180 NM N SEMICIRCLE OF PENA.
.24 HOUR FORECAST TROPICAL STORM PENA NEAR 10.2N 172.6W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 0 NM S SEMICIRCLE...70 NM NE QUADRANT AND 60 NM NW
QUADRANT. WINDS 20 TO 33 KT ELSEWHERE SEAS 4 M OR GREATER FROM
22N TO 11N W OF 164W WITH SEAS TO 5 M. SEAS 2.5 TO 4 M ELSEWHERE
FROM 26N TO 06N W OF 163W.
.48 HOUR FORECAST TROPICAL DEPRESSION PENA NEAR 10.8N 178.7W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WINDS 20 TO 33 KT
ELSEWHERE FROM 23N TO 11N BETWEEN 164W AND 178W. SEAS 2.5 TO
4 M FROM 21N TO 10N W OF 172W.
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.
.FRONT FROM 30N142W TO 28N147W TO 25N158W MOVING SE 10 KT. SEAS
4 TO 4.5 M N OF 27N BETWEEN 167W AND 171W. 2.5 TO 4 M ELSEWHERE
N OF FRONT. WINDS 20 TO 30 KT N OF FRONT.
.24 HOUR FORECAST FRONT 23N140W TO 21N149W. WINDS EASED TO 20 KT
OR LESS. SEAS 4 TO 6 M N OF FRONT E OF 154W...AND
2.5 TO 4 M ELSEWHERE N OF FRONT E OF 167W.
.48 HOUR FORECAST COLD FRONT DISSIPATED.
.WINDS 20 TO 30 KT FROM 19N TO 11N BETWEEN 147W AND 160W.
.24 HOUR FORECAST WINDS 20 TO 30 KT FROM 24N TO 11N BETWEEN 140W
AND 169W.
.48 HOUR FORECAST WINDS 20 TO 30 KT FROM 23N TO 10N BETWEEN 144W
AND 166W.
.SEAS 2.5 TO 3.5 M FROM 23N TO 14N BETWEEN 148W AND 161W.
.24 HOUR FORECAST SEAS 2 TO 3.5 FROM 20N TO 11N E OF 163W.
.48 HOUR FORECAST SEAS 4 TO 5 M N OF 28N E OF 149W AND SEAS
2.5 TO 4 M ELSEWHERE N OF 27N E OF 157W. SEAS 4 TO 4.5 M FROM
21N TO 12N BETWEEN 144W AND 159W. SEAS 2.5 TO 4 M ELSEWHERE
BOUNDED BY AREA 30N140W 16N140W 09N151W 11N171W 19N170W 30N152W
30N140W.
.OTHERWISE...WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER
REMAINDER OF FORECAST AREA UNLESS OTHERWISE DESCRIBED IN TROPICAL
STORM WARNING ABOVE.
.MONSOON TROUGH FROM 07N140W TO 02N149W TO 07N164W AND FROM
06N170W
TO 04N176W. ISOLATED MODERATE TSTMS FROM 00N TO 08N E OF 145W.
ISOLATED MODERATE TSTMS WITHIN 210 NM OF TROUGH W OF 152W.
$$
.FORECASTER THOMAS. HONOLULU HI.=