TCMEP1
TROPICAL STORM TRUDY FORECAST/ADVISORY NUMBER 25
NWS NATIONAL HURRICANE CENTER MIAMI FL EP212026
1500 UTC MON OCT 19 2026
TROPICAL STORM CENTER LOCATED NEAR 19.5N 108.5W AT 19/1500Z
POSITION ACCURATE WITHIN 20 NM
PRESENT MOVEMENT TOWARD THE WEST-SOUTHWEST OR 250 DEGREES AT 6 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 999 MB
MAX SUSTAINED WINDS 50 KT WITH GUSTS TO 60 KT.
50 KT....... 30NE 0SE 0SW 30NW.
34 KT....... 60NE 50SE 50SW 60NW.
4 M SEAS.... 60NE 60SE 60SW 60NW.
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 19.5N 108.5W AT 19/1500Z
AT 19/1200Z CENTER WAS LOCATED NEAR 19.6N 108.2W
FORECAST VALID 20/0000Z 19.5N 108.7W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 40NE 30SE 30SW 30NW.
FORECAST VALID 20/1200Z 19.5N 109.4W...POST-TROPICAL
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 20NE 0SE 0SW 0NW.
FORECAST VALID 21/0000Z 19.9N 110.0W...POST-TROP/REMNT LOW
MAX WIND 30 KT...GUSTS 40 KT.
FORECAST VALID 21/1200Z 20.3N 110.5W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.
FORECAST VALID 22/0000Z 20.9N 111.0W...POST-TROP/REMNT LOW
MAX WIND 20 KT...GUSTS 30 KT.
FORECAST VALID 22/1200Z...DISSIPATED
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.5N 108.5W
NEXT ADVISORY AT 19/2100Z
$$
FORECASTER ADAMS=
HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC MON OCT 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
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 1200 UTC OCT 19.
24 HOUR FORECAST VALID 1200 UTC OCT 20.
48 HOUR FORECAST VALID 1200 UTC OCT 21.
.WARNINGS.
...HURRICANE FORCE WIND WARNING...
.LOW 46N169W 997 MB MOVING NE 35 KT WILL RAPIDLY INTENSIFY
WITHIN NEXT 24 HOURS. FRONT EXTENDS FROM LOW NE TO 50N163W TO
58N155W AND SW FROM LOW TO 36N175W. WITHIN 300 NM E AND SE OF
FRONT WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW 59N147W 976 MB. WITHIN 240 NM S AND SW
QUADRANTS WINDS 50 TO 65 KT. SEAS 6 TO 8.5 M. ELSEWHERE WITHIN
240 NM NE AND WITHIN 300 NM S AND 240 NM SW QUADRANTS WINDS 35
TO 50 KT. SEAS 4.5 TO 7 M. ELSEWHERE N OF 46N BETWEEN 158W AND
135W WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M.
.48 HOUR FORECAST LOW 60N149W 987 MB. WITHIN 360 NM S AND SW
QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M.
...GALE WARNING...
.LOW 46N131W 995 MB MOVING S 20 KT THEN TURNING SE. WITHIN 240
NM W AND NW SEMICIRCLE WINDS 30 TO 45 KT. SEAS 3.5 TO 7 M.
.24 HOUR FORECAST LOW 41N130W 1004 MB. WITHIN 300 NM NW AND 240
NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 4 TO 7 M.
.48 HOUR FORECAST LOW 31N128W 1008 MB. WITHIN 420 NM SW AND W
QUADRANTS WINDS TO 25 KT. SEAS 2.5 TO 4.5 M.
.SYNOPSIS AND FORECAST.
.LOW 60N164W 996 MB MOVING NE 10 KT. WITHIN 180 NM S AND SE
QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.
.12 HOUR FORECAST LOW INLAND WITH ASSOCIATED CONDITIONS
DIMINISHED.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 180 NM SE OF
A LINE FROM 58N155W TO 50N164W TO 46N168W...AND N OF 60N BETWEEN
ALASKA AND 172W.
.24 HOUR FORECAST DENSE FOG N OF 57N BETWEEN 133W AND 150W...AND
FROM 58N TO 62N BETWEEN 160W AND 174W.
.48 HOUR FORECAST CONDITIONS IMPROVED.
.FORECASTER ROWLAND. 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 1200 UTC MON OCT 19.
24 HOUR FORECAST VALID 1200 UTC TUE OCT 20.
48 HOUR FORECAST VALID 1200 UTC WED OCT 21.
.WARNINGS.
...TROPICAL STORM WARNING...
.TROPICAL STORM TRUDY NEAR 19.5N 108.5W 999 MB AT 1500 UTC OCT
19 MOVING WSW OR 250 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N SEMICIRCLE
AND 50 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 60 NM OF
CENTER WITH SEAS TO 5.5 M. ELSEWHERE...WITHIN 20N107W TO 21N108W
TO 20N109W TO 19N109W TO 19N107W TO 20N107W...INCLUDING NEAR CABO
CORRIENTES...WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF
AREA...WITHIN 21N106W TO 24N108W TO 24N114W TO 21N115W TO 16N108W
TO 18N105W TO 21N106W...INCLUDING THE GULF OF CALIFORNIA AND
WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN
MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL TRUDY NEAR 19.5N 109.4W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
WITHIN 0 NM OF CENTER EXCEPT 20 NM NE QUADRANT.
ELSEWHERE...WITHIN 21N109W TO 21N110W TO 20N110W TO 20N109W TO
21N109W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.5 M.
.36 HOUR FORECAST POST-TROPICAL REMNANT LOW TRUDY NEAR 19.9N
110.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 21N109W
TO 21N110W TO 20N111W TO 20N110W TO 19N110W TO 20N109W TO
21N109W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW TRUDY NEAR 20.3N
110.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 21N110W
TO 20N110W TO 20N109W TO 21N109W TO 21N110W WINDS 20 TO 25 KT OR
LESS. SEAS TO 2.5 M.
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 15N96W TO 14N96W TO 14N95W TO 14N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30
TO 40 KT. SEAS 4.0 TO 5.0 M. ELSEWHERE...WITHIN 14N93W TO 16N95W
TO 14N97W TO 08N99W TO 10N95W TO 14N93W N TO NE WINDS 20 TO 30
KT. SEAS 3.5 TO 4.5 M. REMAINDER OF AREA...WITHIN 13N92W TO
16N95W TO 14N98W TO 08N102W TO 04N99W TO 07N92W TO 13N92W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 16N95W TO 15N96W TO 13N97W TO 13N96W TO
14N95W TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC...NE WINDS
25 TO 35 KT. SEAS 4.0 TO 5.0 M. ELSEWHERE...WITHIN 14N94W TO
16N95W TO 14N97W TO 11N99W TO 11N97W TO 14N94W NE WINDS 20 TO 30
KT. SEAS 3.5 TO 4.5 M. REMAINDER OF AREA...WITHIN 13N94W TO
16N95W TO 11N101W TO 05N101W TO 04N95W TO 08N97W TO 13N94W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N TO NE SWELL.
.48 HOUR FORECAST WITHIN 14N95W TO 16N95W TO 14N97W TO 13N99W TO
12N99W TO 11N96W TO 14N95W...INCLUDING THE GULF OF
TEHUANTEPEC...NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.SYNOPSIS AND FORECAST.
.COLD FRONT N OF AREA. WITHIN 30N126W TO 30N140W TO 27N138W TO
26N133W TO 28N127W TO 30N126W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N128W TO 27N140W. WITHIN
30N129W TO 30N140W TO 29N136W TO 29N133W TO 30N129W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N123W TO 25N140W. WITHIN
30N126W TO 30N138W TO 27N136W TO 27N129W TO 30N126W NW TO N WINDS
20 TO 25 KT. SEAS 3.5 TO 4.5 M. ELSEWHERE...WITHIN 30N123W TO
30N140W TO 27N140W TO 26N135W TO 26N128W TO 30N123W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.5 M IN N SWELL.
.WITHIN 01S93W TO 00N119W TO 03.4S120W TO 03S94W TO 01S93W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE.
.48 HOUR FORECAST NEW LOW PRES NEAR 09N102W 1007 MB. WITHIN
11N97W TO 12N101W TO 10N102W TO 08N101W TO 08N100W TO 09N98W TO
11N97W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 1545 UTC MON OCT 19...
.TROPICAL STORM TRUDY...NUMEROUS MODERATE WITHIN 180 NM OF
CENTER.
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 06N109W. ITCZ FROM 07N123W TO
04N140W. SCATTERED MODERATE ISOLATED STRONG S OF 16N E OF 105W.
$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 1200 UTC OCT 19 2026.
24 HOUR FORECAST VALID 1200 UTC OCT 20 2026.
48 HOUR FORECAST VALID 1200 UTC OCT 21 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.LOW NEAR 08N176W 1009 MB MOVING E SLOWLY. SCATTERED MODERATE
TSTMS FROM 07N TO 16N W OF 173W.
.24 HOUR FORECAST LOW NEAR 07N172W.
.48 HOUR FORECAST LOW NEAR 06N169W.
.24 HOUR FORECAST NEW TROUGH 30N178W 28N180W.
.48 HOUR FORECAST TROUGH MOVED N OF AREA.
.ENE WINDS 20 TO 25 KT FROM 12N TO 28N BETWEEN 144W AND 171W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 135N TO 28N W OF 149W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 14N TO 27N BETWEEN 146W
AND 173W.
.SEAS 2.5 M TO 3 M IN AREA BOUNDED BY 30N140W TO 21N140W TO
14N148W TO 13N180W TO 24N180W TO 30N140W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M IN AREA BOUNDED BY 23N142W TO
15N143W TO 12N156W TO 16N180W TO 21N180W TO 28N157W TO 23N142W.
.48 HOUR FORECAST SEAS 2.5 M TO 3 M FROM 13N TO 26N W OF 146W.
.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER REMAINDER OF
FORECAST AREA.
.ITCZ 05N150W 05N145W. SCATTERED MODERATE TSTMS WITHIN 150 NM N
OF ITCZ.
.MONSOON TROUGH 07N180W 08N170W 03N161W. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF MONSOON TROUGH.
.ISOLATED MODERATE TSTMS FROM 07N TO 14N BETWEEN 154W AND 163W.
$$
.FORECASTER FOSTER. HONOLULU HI.=