TCMEP1
HURRICANE TRUDY FORECAST/ADVISORY NUMBER 23
NWS NATIONAL HURRICANE CENTER MIAMI FL EP212026
0300 UTC MON OCT 19 2026
HURRICANE CENTER LOCATED NEAR 19.7N 107.6W AT 19/0300Z
POSITION ACCURATE WITHIN 20 NM
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 315 DEGREES AT 6 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 984 MB
MAX SUSTAINED WINDS 70 KT WITH GUSTS TO 85 KT.
64 KT....... 20NE 15SE 15SW 20NW.
50 KT....... 40NE 30SE 30SW 40NW.
34 KT....... 80NE 80SE 70SW 80NW.
4 M SEAS.... 90NE 90SE 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 19.7N 107.6W AT 19/0300Z
AT 19/0000Z CENTER WAS LOCATED NEAR 19.6N 107.4W
FORECAST VALID 19/1200Z 19.8N 107.9W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 20NE 0SE 0SW 20NW.
34 KT... 70NE 60SE 50SW 70NW.
FORECAST VALID 20/0000Z 19.8N 108.5W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 50NE 30SE 30SW 40NW.
FORECAST VALID 20/1200Z 19.9N 109.3W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 30NE 0SE 0SW 20NW.
FORECAST VALID 21/0000Z 20.4N 109.8W...POST-TROP/REMNT LOW
MAX WIND 30 KT...GUSTS 40 KT.
FORECAST VALID 21/1200Z 21.1N 110.1W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.
FORECAST VALID 22/0000Z...DISSIPATED
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.7N 107.6W
NEXT ADVISORY AT 19/0900Z
$$
FORECASTER KATZ/PAPIN=
HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC MON OCT 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
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.
1
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 0000 UTC OCT 19.
24 HOUR FORECAST VALID 0000 UTC OCT 20.
48 HOUR FORECAST VALID 0000 UTC OCT 21.
.WARNINGS.
...HURRICANE FORCE WIND WARNING...
.LOW 42N177W 1005 MB MOVING NE 40 KT WILL RAPIDLY INTENSIFY NEAR
AND AFTER 18 HOURS. FRONT EXTENDS FROM LOW NE TO 44N171W AND SW
FROM LOW TO 32N177E. WITHIN 300 NM E AND SE QUADRANTS WINDS 25
TO 35 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW 52N159W 991 MB. WITHIN 420 NM S AND 360 NM
E QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M. ELSEWHERE EXCEPT
WHERE OTHERWISE NOTED...WITHIN 540 NM E...AND WITHIN 780 NM S
AND SW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.30 HOUR FORECAST LOW 54N156W 984 MB. WITHIN 300 NM S AND 240 NM
SW QUADRANTS WINDS 35 TO 50 KT. SEAS 4 TO 6.5 M.
.36 HOUR FORECAST LOW 56N151W 973 MB. WITHIN 240 NM S AND SW
QUADRANTS WINDS 50 TO 65 KT. SEAS 4.5 TO 8.5 M.
.48 HOUR FORECAST LOW 61N147W 968 MB. WITHIN 420 NM S AND SE
QUADRANTS AND FROM 53N TO 59N BETWEEN 148W AND 157W WINDS 30 TO
45 KT. SEAS 5 TO 9 M...EXCEPT W OF 152W SEAS 2.5 TO 5.5 M.
ELSEWHERE N OF A LINE FROM 52N131W TO 45N138W TO 44N157W TO
47N170W WINDS 20 TO 30 KT. SEAS 2.5 TO 5.5 M...HIGHEST S AND SE
OF LOW.
...STORM WARNING...
.LOW 47N135W 996 MB 1004 MB MOVING SE 20 KT WILL TURN S AFTER 12
HOURS. WITHIN 120 NM W SEMICIRCLE WINDS 35 TO 50 KT. SEAS 4 TO
6.5 M. ELSEWHERE FROM 42N TO 49N BETWEEN 134W AND 143W WINDS 25
TO 40 KT. SEAS 2.5 TO 5.5 M...HIGHEST SW OF LOW.
.24 HOUR FORECAST LOW 42N129W 1002 MB. FROM 38N TO 45N BETWEEN
130W AND 139W WINDS 25 TO 40 KT. SEAS 4 TO 7 M. ELSEWHERE
BETWEEN 128W AND A LINE FROM 52N132W TO 33N144W WINDS 20 TO 30
KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW 34N129W 1004 MB. FROM 32N TO 36N BETWEEN
130W AND 137W WINDS 25 TO 35 KT. SEAS 4 TO 6.5 M. ELSEWHERE
BETWEEN 127W AND A LINE FROM 44N132W TO 31N150W WINDS TO 25 KT.
SEAS 2.5 TO 5 M.
...GALE WARNING...
.LOW 49N167W 1005 MB MOVING NE 35 KT. WITHIN 240 NM E OF A FRONT
FROM LOW 44N171W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW 60N149W 995 MB. N OF 52N BETWEEN 139W AND
147W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW DISSIPATED INLAND WITH CONDITIONS AS
DESCRIBED IN HURRICANE FORCE WIND WARNING ABOVE.
...GALE WARNING...
.LOW 60N167W 994 MB MOVING NE 15 KT. FRONT EXTENDS FROM LOW TO
50N166W. WITHIN 180 NM NE OF FRONT N OF 57N WINDS 25 TO 35 KT.
SEAS TO 2.5 M. ELSEWHERE WITHIN 300 NM N QUADRANT AND BETWEEN
THE FRONT AND 150W WINDS 20 TO 30 KT. SEAS TO 3.5 M... HIGHEST
NEAR 54N160W.
.24 HOUR FORECAST LOW INLAND NEAR 64N158W 992 MB. CONDITIONS AS
DESCRIBED WITH LOW 60N149W ABOVE.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 120 NM W OF
A LINE FROM 57N156W TO 54N163W TO 40N178W...FROM 49N TO 52N
BETWEEN 158W AND 162W...AND N OF 60N BETWEEN ALASKA AND 169W.
.24 HOUR FORECAST DENSE FOG FROM 53N TO 56N BETWEEN 148W AND
158W...FROM 60N TO 64N BETWEEN ALASKA AND 166W...AND FROM 59N TO
62N W OF 166W.
.48 HOUR FORECAST DENSE FOG FROM 58N TO 60N BETWEEN 145W AND
150W.
.FORECASTER BANCROFT. 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 0000 UTC MON OCT 19.
24 HOUR FORECAST VALID 0000 UTC TUE OCT 20.
48 HOUR FORECAST VALID 0000 UTC WED OCT 21.
.WARNINGS.
...HURRICANE WARNING...
.HURRICANE TRUDY NEAR 19.7N 107.6W 984 MB AT 0300 UTC OCT 19
MOVING NW OR 315 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 70 KT
GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM OF CENTER
EXCEPT 70 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM OF
CENTER EXCEPT 120 NM NW QUADRANT WITH SEAS TO 8.0 M. ELSEWHERE
WITHIN 21N106W TO 21N108W TO 20N109W TO 19N108W TO 18N107W TO
20N106W TO 21N106W WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M.
REMAINDER OF AREA WITHIN 24N109W TO 23N114W TO 21N115W TO 17N113W
TO 15N106W TO 18N104W TO 24N109W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN MIXED SWELL.
.12 HOUR FORECAST TROPICAL STORM TRUDY NEAR 19.8N 107.9W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
.24 HOUR FORECAST TROPICAL STORM TRUDY NEAR 19.8N 108.5W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 30 NM S SEMICIRCLE...50 NM NE QUADRANT AND 40 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM OF CENTER EXCEPT 90 NM
NW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 21N108W TO
21N109W TO 21N110W TO 20N110W TO 19N108W TO 20N107W TO 21N108W
WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN
23N108W TO 22N111W TO 20N111W TO 18N110W TO 18N108W TO 20N106W TO
23N108W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW TRUDY NEAR 20.4N
109.8W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE
WITHIN 21N108W TO 22N109W TO 22N111W TO 20N110W TO 20N109W TO
21N108W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
...GALE WARNING...
.WITHIN 16N94W TO 16N95W TO 15N95W TO 14N96W TO 13N95W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 45
KT. SEAS 4.0 TO 5.0 M. ELSEWHERE WITHIN 14N94W TO 16N94W TO
16N95W TO 13N96W TO 10N97W TO 09N97W TO 14N94W N TO NE WINDS 20
TO 30 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 12N91W TO
16N95W TO 11N100W TO 07N99W TO 08N92W TO 12N91W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 16N94W TO 16.5N95W TO 15.5N95W TO
15N95W TO 15N94.5W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 30 TO 40 KT. SEAS 3.0 TO 4.0 M. ELSEWHERE
WITHIN 15N94W TO 16N95W TO 13N97W TO 12N96W TO 15N94W NE WINDS 20
TO 30 KT. SEAS 2.5 TO 3.5 M. REMAINDER OF AREA WITHIN 16N95W TO
10N102W TO 07N104W TO 03S97W TO 01S92W TO 06N90W TO 16N95W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT.
SEAS 3.0 TO 3.5 M. ELSEWHERE WITHIN 16N94W TO 16N95W TO 15N96W
TO 13N97W TO 14N95W TO 16N94W NE WINDS 20 TO 30 KT. SEAS 2.5 TO
3.0 M. REMAINDER OF AREA WITHIN 16N94W TO 11N101W TO 08N100W TO
09N98W TO 11N95W TO 16N94W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE
SWELL.
.SYNOPSIS AND FORECAST.
.WITHIN 30N125W TO 30N140W TO 22N140W TO 25N136W TO 25N131W TO
28N126W TO 30N125W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW
SWELL.
.24 HOUR FORECAST WITHIN 30N121W TO 30N139W TO 26N140W TO
23N136W TO 24N132W TO 30N121W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 29N118W TO 30N120W TO 30N123W TO
28N123W TO 27N120W TO 27N119W TO 29N118W WINDS 20 KT OR LESS.
SEAS 2.5 M IN NW TO N SWELL.
.WITHIN 02N109W TO 09N109W TO 06N116W TO 00N122W TO 03.4S120W TO
03S93W TO 02N109W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
SWELL.
.24 HOUR FORECAST WITHIN 02S107W TO 01S114W TO 01N117W TO
01N121W TO 03.4S120W TO 03.4S106W TO 02S107W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 06N93W TO 07N97W TO 01N107W TO 00N126W
TO 03.4S120W TO 03.4S90W TO 06N93W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN S TO SW SWELL.
.42 HOUR FORECAST COLD FRONT FROM 30N127W TO 27N140W. WITHIN
30N128W TO 30N140W TO 28N140W TO 28N134W TO 29N129W TO 30N128W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0000 UTC MON OCT 19...
.HURRICANE TRUDY...SCATTERED MODERATE ISOLATED STRONG FROM 17N
TO 22N BETWEEN 104W AND 108W.
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 05N101W. ITCZ FROM 06N127W TO
06N140W. SCATTERED MODERATE ISOLATED STRONG FROM 01N TO 16N E OF
102W...S OF 10N W OF 123W.
$$
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 0000 UTC OCT 19 2026.
24 HOUR FORECAST VALID 0000 UTC OCT 20 2026.
48 HOUR FORECAST VALID 0000 UTC OCT 21 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.24 HOUR FORECAST NEW TROUGH 30N178W 28N180W.
.48 HOUR FORECAST TROUGH NEAR 30N180W.
.ENE WINDS 20 TO 25 KT FROM 12N TO 26N BETWEEN 147W AND 180W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 15N TO 28N BETWEEN 144W
AND 168W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 14N TO 28N BETWEEN 144W
AND 170W.
.SEAS 2.5 M TO 3 M IN AREA BOUNDED BY 30N154W TO 30N140W TO
23N140W TO 11N160W TO 11N180W TO 24N180W TO 30N154W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M IN AREA BOUNDED BY 30N157W TO
30N147W TO 18N141W TO 11N164W TO 13N180W TO 22N180W TO 30N157W.
.48 HOUR FORECAST SEAS 2.5 M TO 3 M FROM 13N TO 26N BETWEEN
146W AND 176W.
.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER REMAINDER OF
FORECAST AREA.
.MONSOON TROUGH 07N180W 06N174W 06N166W 04N161W. SCATTERED
MODERATE
TSTMS WITHIN 120NM OF TROUGH. SCATTERED MODERATE TSTMS S OF 03N W
OF 163W. ISOLATED MODERATE TSTMS ELSEWHERE S OF 13N W OF 159W.
.ISOLATED MODERATE TSTMS FROM 09N TO 13N BETWEEN 153W AND
160W...AND FROM 05N TO 08N W OF 146W.
$$
.FORECASTER TSAMOUS. HONOLULU HI.=