Weather Summary for Mexico and Central America

October 19, 2026, 2:00 pm (UTC: -05:00)
Subject: Weather Summary for Mexico and Central America

**OUTSIDE BAJA FORECAST**

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This forecast has not been reviewed. It was generated from an automatic model.

.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.

...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.
SHORT-TERM ENSENADA - CEDROS
TODAY - NNW 8-10, Seas SSW 0-6.2 ft @ 15sec
TONITE - NNW 8-10, Seas SSW 0-6.2 ft @ 15sec
TUESDAY - NNW 8-10, Seas SSW 0-6.2 ft @ 15sec
TUESDAY NIGHT - WNW 3-4, Seas SW 0-6 ft @ 15sec

SHORT-TERM CEDROS - SAN LAZAROS
TODAY - WNW 6-8, Seas SSW 0-6.3 ft @ 14sec
TONITE - WNW 6-8, Seas SSW 0-6.3 ft @ 14sec
TUESDAY - WNW 6-8, Seas SSW 0-6.3 ft @ 14sec
TUESDAY NIGHT - NNW 4-5, Seas WSW 0-6.2 ft @ 14sec

SHORT-TERM SAN LAZAROS - CABO FALSO
TODAY - WNW 10-13, Seas SSW 0-6.5 ft @ 15sec
TONITE - NW 9-11, Seas SSW 1.5-5.7 ft @ 14sec
TUESDAY - NW 11-14, Seas SSW 1.4-5.4 ft @ 14sec
TUESDAY NIGHT - NNW 10-12, Seas SSW 1.6-5.4 ft @ 14sec

LONG-TERM OUTSIDE OF THE BAJA
WEDNESDAY - Northern 1/3 NW 5-6, Seas SW 0-6 ft @ 15sec, Middle 2/3 NW 8-10, Seas SSW 1.4-6.1 ft @ 18sec, Southern 1/3 NW 12-15, Seas SSW 1.8-5.5 ft @ 18sec
THURSDAY - Northern 1/3 WNW 10-13, Seas WNW 0-6.5 ft @ 12sec, Middle 2/3 NNW 12-15, Seas WNW 2.8-6.6 ft @ 13sec, Southern 1/3 NW 14-17, Seas SSW 1.9-5.2 ft @ 16sec
FRIDAY - Northern 1/3 NNW 12-15, Seas SSW 3.8-6 ft @ 15sec, Middle 2/3 NW 14-17, Seas WNW 3.2-6.7 ft @ 13sec, Southern 1/3 NW 14-17, Seas SSW 2.3-4.9 ft @ 14sec
SATURDAY - Northern 1/3 NNW 12-15, Seas SW 5.6-6.7 ft @ 15sec, Middle 2/3 NW 14-17, Seas SSW 4.2-6.1 ft @ 14sec, Southern 1/3 NW 12-15, Seas SSW 2.6-4.9 ft @ 14sec
SUNDAY - Northern 1/3 N 12-15, Seas SSW 4.5-5.4 ft @ 14sec, Middle 2/3 NW 9-11, Seas SSW 0-4.5 ft @ 14sec, Southern 1/3 NNW 11-14, Seas SSE 0-9.3 ft @ 14sec

**SEA OF CORTEZ FORECAST**

.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.

ELSEWHERE, HIGH PRESSURE NORTH OF THE AREA EXTENDS WEAKLY INTO
THE OFFSHORE WATERS OF BAJA CALIFORNIA AND THE GULF OF
CALIFORNIA, SUPPORTING MODERATE OR WEAKER WINDS AND SLIGHT TO
MODERATE SEAS. HOWEVER, SEAS TO 8 FT ASSOCIATED WITH TRUDY EXTEND
INTO THE SOUTHERN PART OF THE GULF OF CALIFORNIA AND SOUTH OF
CABO SAN LAZARO. IN THE REMAINDER OF THE BASIN, GENTLE TO
MODERATE NW WINDS AND MODERATE SEAS PREVAIL.
SHORT-TERM SEA OF CORTEZ NORTHERN HALF (north of 27N)
TODAY - WSW 6-7, Seas SSW 0-3.9 ft @ 15sec
TONITE - WNW 4-5, Seas SSW 0-3.8 ft @ 15sec
TUESDAY - W 7-9, Seas SSW 0-3.8 ft @ 14sec
TUESDAY NIGHT - WNW 4-5, Seas SSW 0-3.8 ft @ 14sec

SHORT-TERM SEA OF CORTEZ SOUTHERN HALF (south of 27N)
TODAY - NNW 8-10, Seas SSW 0-5.8 ft @ 15sec
TONITE - NW 7-9, Seas SSW 1.9-5.5 ft @ 14sec
TUESDAY - NW 7-9, Seas SSW 1.9-5.5 ft @ 14sec
TUESDAY NIGHT - NW 4-5, Seas SSW 0-4.9 ft @ 14sec

LONG-TERM SEA OF CORTEZ
WEDNESDAY - Northern Half W 9-11, Seas SSW 0-3.8 ft @ 14sec, Southern Half NW 5-6, Seas SSW 0-5 ft @ 18sec
THURSDAY - Northern Half NW 18-22, Seas SSW 2.5-4.4 ft @ 17sec, Southern Half NW 6-8, Seas SSW 0-5.1 ft @ 18sec
FRIDAY - Northern Half NNW 15-19, Seas SSW 0-3.9 ft @ 16sec, Southern Half NW 5-6, Seas SSW 1.2-4.2 ft @ 15sec
SATURDAY - Northern Half NNW 13-16, Seas SSW 0-3.8 ft @ 15sec, Southern Half NNE 6-7, Seas S 0-5.2 ft @ 14sec
SUNDAY - Northern Half N 11-14, Seas SSW 0-2.9 ft @ 14sec, Southern Half N 12-15, Seas S 2.1-10.5 ft @ 15sec

**SEA OF CORTEZ SOUTHERN CROSSING FORECAST**
SHORT-TERM SOUTHERN CROSSING (along 23N)
TODAY - NNW 8-10, Seas SSW 0-5.8 ft @ 15sec
TONITE - NW 7-9, Seas SSW 1.9-5.5 ft @ 14sec
TUESDAY - NW 7-9, Seas SSW 1.9-5.5 ft @ 14sec
TUESDAY NIGHT - NW 4-5, Seas SSW 0-4.9 ft @ 14sec

LONG-TERM SOUTHERN CROSSING
WEDNESDAY - NW 5-6, Seas SSW 0-5 ft @ 18sec
THURSDAY - NW 6-8, Seas SSW 0-5.1 ft @ 18sec
FRIDAY - NW 5-6, Seas SSW 1.2-4.2 ft @ 15sec
SATURDAY - NNE 6-7, Seas S 0-5.2 ft @ 14sec
SUNDAY - N 12-15, Seas S 2.1-10.5 ft @ 15sec

**MAZATLAN TO BANDERAS BAY FORECAST**
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - N 10-13, Seas SSW 0-4.9 ft @ 15sec
TONITE - NNE 2-3, Seas SSW 0-4.8 ft @ 14sec
TUESDAY - W 6-7, Seas SSW 0-4.4 ft @ 15sec
TUESDAY NIGHT - SSW 2-2, Seas SSW 0-4.5 ft @ 14sec

LONG-TERM MAZATLAN TO BAHIA BANDERAS
WEDNESDAY - WNW 10-13, Seas SSW 0-4.6 ft @ 18sec
THURSDAY - WNW 8-10, Seas SSW 0-4.3 ft @ 16sec
FRIDAY - NW 7-9, Seas SSW 0-3.8 ft @ 15sec
SATURDAY - SW 6-8, Seas S 0-4.6 ft @ 15sec
SUNDAY - N 14-18, Seas S 0-5.8 ft @ 15sec

**CABO CORRIENTES FORECAST**
SHORT-TERM CABO CORRIENTES TO MANZANILLO
TODAY - ESE 4-5, Seas SSW 0-6.4 ft @ 15sec
TONITE - SSE 8-10, Seas SSW 0-5.8 ft @ 14sec
TUESDAY - SSE 8-10, Seas SSW 0-5.8 ft @ 14sec
TUESDAY NIGHT - SE 4-5, Seas SSW 0-5.6 ft @ 14sec

LONG-TERM CABO CORRIENTES TO MANZANILLO
WEDNESDAY - WNW 6-7, Seas SSW 0-5.4 ft @ 18sec
THURSDAY - NNE 6-8, Seas SSW 0-5.2 ft @ 17sec
FRIDAY - NNW 6-7, Seas SSW 0-4.8 ft @ 16sec
SATURDAY - SSE 10-12, Seas SSE 0-7.3 ft @ 14sec
SUNDAY - NNE 16-20, Seas SSE 0-11 ft @ 15sec

**MEXICAN RIVIERA FORECAST**
SHORT-TERM MEXICAN RIVIERA MANZANILLO TO BAHIAS DE HUATULCO
TODAY - NW 7-9, Seas SSW 0-5.9 ft @ 14sec
TONITE - NNW 5-6, Seas SSW 0-5.8 ft @ 14sec
TUESDAY - NW 7-9, Seas SSW 0-5.5 ft @ 14sec
TUESDAY NIGHT - NNW 4-5, Seas SSW 0-5.6 ft @ 14sec

LONG-TERM MEXICAN RIVIERA MANZANILLO TO BAHIAS DE HUATULCO
WEDNESDAY - NNW 4-5, Seas SSW 0-5.6 ft @ 14sec
THURSDAY - W 6-7, Seas SSW 1.2-5.9 ft @ 16sec
FRIDAY - SSW 5-6, Seas S 0-8.7 ft @ 13sec
SATURDAY - SE 15-19, Seas SSW 0-12 ft @ 14sec
SUNDAY - ESE 22-28, Seas SSW 0-12.3 ft @ 14sec

**TEHUANTEPEC FORECAST**

.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.

GULF OF TEHUANTEPEC GALE WARNING: A 1025 MB HIGH PRESSURE SYSTEM
OVER NE MEXICO CONTINUES TO SUPPORT GALE-FORCE NORTHERLY GAP
WINDS ACROSS THE GULF OF TEHUANTEPEC, EXTENDING DOWNSTREAM TO
11N. SEAS IN THESE WATERS ARE ROUGH TO VERY ROUGH. THESE
CONDITIONS WILL CONTINUE INTO TUE NIGHT. WINDS WILL DIMINISH
BELOW GALE-FORCE BY WED, BUT REMAIN AT STRONG TO NEAR GALE-FORCE,
ALONG WITH ROUGH SEAS, THROUGH THE REMAINDER OF THE WEEK. WINDS
MAY REACH GALE-FORCE AGAIN THU NIGHT INTO FRI.
PLEASE SEE THE SPECIAL FEATURES SECTION ABOVE FOR INFORMATION ON
TROPICAL STORM TRUDY AND ON A GALE WARNING IN THE GULF OF
TEHUANTEPEC.
FOR THE FORECAST, TROPICAL STORM TRUDY WILL MOVE TO 19.6N 108.4W
THIS AFTERNOON, BECOME POST-TROPICAL AND MOVE TO 19.6N 109.0W
TUE MORNING, WEAKEN TO A REMNANT LOW NEAR 19.8N 109.7W TUE
AFTERNOON, 20.2N 110.1W WED MORNING, 20.7N 110.6W WED AFTERNOON,
AND DISSIPATE THU MORNING. A STRONG HIGH PRESSURE SYSTEM OVER NE
MEXICO CONTINUES TO SUPPORT GALE-FORCE NORTHERLY GAP WINDS
ACROSS THE GULF OF TEHUANTEPEC, EXTENDING DOWNSTREAM TO 11N.
THESE CONDITIONS WILL CONTINUE INTO TUE NIGHT, ALONG WITH ROUGH
TO VERY ROUGH SEAS. WINDS WILL DIMINISH BELOW GALE-FORCE BY WED,
BUT REMAIN AT STRONG TO NEAR GALE-FORCE, ALONG WITH ROUGH SEAS,
THROUGH THE REMAINDER OF THE WEEK. WINDS MAY INCREASE TO GALE-
FORCE AGAIN THU NIGHT INTO FRI. LOOKING AHEAD, SHOWERS AND
THUNDERSTORMS, ASSOCIATED WITH A TROUGH OF LOW PRESSURE LOCATED
SEVERAL HUNDRED MILES SOUTH OF GUATEMALA, REMAIN DISORGANIZED.
ENVIRONMENTAL CONDITIONS APPEAR CONDUCIVE FOR DEVELOPMENT, AND A
TROPICAL DEPRESSION IS EXPECTED TO FORM AROUND THE MIDDLE OF THIS
WEEK AS THE SYSTEM MOVES WESTWARD TO WEST-NORTHWESTWARD AT
AROUND 10 MPH, WELL TO THE SOUTH OF THE COAST OF SOUTHERN MEXICO.
THERE IS A HIGH CHANCE OF TROPICAL FORMATION OF THIS LOW OVER
THE NEXT 7 DAYS.

A GAP WIND EVENT IN THE GULF OF TEHUANTEPEC IS SUPPORTING
MODERATE TO FRESH NORTHERLY WINDS AND ROUGH SEAS TO 11 FT IN THE
FAR OFFSHORE WATERS OF GUATEMALA. SEAS TO 8 FT HAVE EXPANDED
INTO THE FAR OFFSHORE WATERS OF EL SALVADOR AND NICARAGUA.
OTHERWISE, GENTLE TO MODERATE WINDS AND MODERATE SEAS PREVAIL.
FOR THE FORECAST, FRESH NE WINDS WELL DOWNWIND OF THE GULF OF
TEHUANTEPEC GALES WILL DIMINISH TODAY, WHILE ROUGH SEAS WILL
PERSIST THROUGH WED. ELSEWHERE, MODERATE OR LIGHTER WINDS AND
MODERATE SEAS WILL GENERALLY PREVAIL THROUGH THE WEEK. LOOKING
AHEAD, WINDS MAY PULSE TO FRESH TO LOCALLY STRONG IN THE GULF OF
PAPAGAYO STARTING MIDWEEK INTO LATE THIS WEEK.

A 1032 MB HIGH PRESSURE SYSTEM CENTERED NEAR 35N153W EXTENDS
SOUTHEASTWARD INTO THE TROPICAL EASTERN PACIFIC WATERS,
SUSTAINING MODERATE TO FRESH NE WINDS AND SEAS OF 6-8 FT WEST OF
125W AND NORTH OF THE ITCZ. GAP WINDS ORIGINATING FROM THE GULF
OF TEHUANTEPEC HAVE EXTENDED SOUTHWARD, BRINGING STRONG WINDS AND
ROUGH SEAS TO WATERS NORTH OF 06N AND BETWEEN 94W AND 100W.
LONG-PERIOD SOUTHERLY SWELL IS PRODUCING ROUGH SEAS ALONG AND
SOUTH OF THE EQUATOR. ELSEWHERE, MAINLY GENTLE WINDS AND MODERATE
SEAS PREVAIL.
SHORT-TERM TEHUANTEPEC
TODAY - NNW 26-33, Seas SSW 6.9-8.1 ft @ 15sec
TONITE - N 22-27, Seas SSW 7-8.1 ft @ 15sec
TUESDAY - N 22-28, Seas NNW 7.6-8.9 ft @ 7sec
TUESDAY NIGHT - N 18-23, Seas SSW 5.4-7.2 ft @ 14sec

LONG-TERM TEHUANTEPEC
WEDNESDAY - N 18-23, Seas SSW 5.4-7.2 ft @ 14sec
THURSDAY - NNW 18-22, Seas SSW 3.8-7.3 ft @ 16sec
FRIDAY - N 18-23, Seas SSW 5.6-8.9 ft @ 14sec
SATURDAY - N 17-21, Seas SW 4.4-7.3 ft @ 14sec
SUNDAY - N 15-19, Seas SW 4.7-7.5 ft @ 14sec

**GAP WINDS FORECAST**

.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.

THE MONSOON TROUGH EXTENDS FROM 10N85W TO 06N109W. THE ITCZ
STRETCHES FROM 07N123W TO 04N140W. SCATTERED MODERATE TO
ISOLATED STRONG CONVECTION IS PRESENT SOUTH OF 16N AND EAST OF
105W.

A 1032 MB HIGH PRESSURE SYSTEM CENTERED NEAR 35N153W EXTENDS
SOUTHEASTWARD INTO THE TROPICAL EASTERN PACIFIC WATERS,
SUSTAINING MODERATE TO FRESH NE WINDS AND SEAS OF 6-8 FT WEST OF
125W AND NORTH OF THE ITCZ. GAP WINDS ORIGINATING FROM THE GULF
OF TEHUANTEPEC HAVE EXTENDED SOUTHWARD, BRINGING STRONG WINDS AND
ROUGH SEAS TO WATERS NORTH OF 06N AND BETWEEN 94W AND 100W.
LONG-PERIOD SOUTHERLY SWELL IS PRODUCING ROUGH SEAS ALONG AND
SOUTH OF THE EQUATOR. ELSEWHERE, MAINLY GENTLE WINDS AND MODERATE
SEAS PREVAIL.
...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

GULF OF TEHUANTEPEC GALE WARNING: A 1025 MB HIGH PRESSURE SYSTEM
OVER NE MEXICO CONTINUES TO SUPPORT GALE-FORCE NORTHERLY GAP
WINDS ACROSS THE GULF OF TEHUANTEPEC, EXTENDING DOWNSTREAM TO
11N. SEAS IN THESE WATERS ARE ROUGH TO VERY ROUGH. THESE
CONDITIONS WILL CONTINUE INTO TUE NIGHT. WINDS WILL DIMINISH
BELOW GALE-FORCE BY WED, BUT REMAIN AT STRONG TO NEAR GALE-FORCE,
ALONG WITH ROUGH SEAS, THROUGH THE REMAINDER OF THE WEEK. WINDS
MAY REACH GALE-FORCE AGAIN THU NIGHT INTO FRI.
FOR THE FORECAST, TROPICAL STORM TRUDY WILL MOVE TO 19.6N 108.4W
THIS AFTERNOON, BECOME POST-TROPICAL AND MOVE TO 19.6N 109.0W
TUE MORNING, WEAKEN TO A REMNANT LOW NEAR 19.8N 109.7W TUE
AFTERNOON, 20.2N 110.1W WED MORNING, 20.7N 110.6W WED AFTERNOON,
AND DISSIPATE THU MORNING. A STRONG HIGH PRESSURE SYSTEM OVER NE
MEXICO CONTINUES TO SUPPORT GALE-FORCE NORTHERLY GAP WINDS
ACROSS THE GULF OF TEHUANTEPEC, EXTENDING DOWNSTREAM TO 11N.
THESE CONDITIONS WILL CONTINUE INTO TUE NIGHT, ALONG WITH ROUGH
TO VERY ROUGH SEAS. WINDS WILL DIMINISH BELOW GALE-FORCE BY WED,
BUT REMAIN AT STRONG TO NEAR GALE-FORCE, ALONG WITH ROUGH SEAS,
THROUGH THE REMAINDER OF THE WEEK. WINDS MAY INCREASE TO GALE-
FORCE AGAIN THU NIGHT INTO FRI. LOOKING AHEAD, SHOWERS AND
THUNDERSTORMS, ASSOCIATED WITH A TROUGH OF LOW PRESSURE LOCATED
SEVERAL HUNDRED MILES SOUTH OF GUATEMALA, REMAIN DISORGANIZED.
ENVIRONMENTAL CONDITIONS APPEAR CONDUCIVE FOR DEVELOPMENT, AND A
TROPICAL DEPRESSION IS EXPECTED TO FORM AROUND THE MIDDLE OF THIS
WEEK AS THE SYSTEM MOVES WESTWARD TO WEST-NORTHWESTWARD AT
AROUND 10 MPH, WELL TO THE SOUTH OF THE COAST OF SOUTHERN MEXICO.
THERE IS A HIGH CHANCE OF TROPICAL FORMATION OF THIS LOW OVER
THE NEXT 7 DAYS.

A 1032 MB HIGH PRESSURE SYSTEM CENTERED NEAR 35N153W EXTENDS
SOUTHEASTWARD INTO THE TROPICAL EASTERN PACIFIC WATERS,
SUSTAINING MODERATE TO FRESH NE WINDS AND SEAS OF 6-8 FT WEST OF
125W AND NORTH OF THE ITCZ. GAP WINDS ORIGINATING FROM THE GULF
OF TEHUANTEPEC HAVE EXTENDED SOUTHWARD, BRINGING STRONG WINDS AND
ROUGH SEAS TO WATERS NORTH OF 06N AND BETWEEN 94W AND 100W.
LONG-PERIOD SOUTHERLY SWELL IS PRODUCING ROUGH SEAS ALONG AND
SOUTH OF THE EQUATOR. ELSEWHERE, MAINLY GENTLE WINDS AND MODERATE
SEAS PREVAIL.
FOR THE FORECAST, THE AFOREMENTIONED GAP WINDS WILL CONTINUE TO
BRING PERIODS OF STRONG N WINDS AND ROUGH SEAS TO WATERS N OF 05N
BETWEEN 92W AND 103W EARLY THIS WEEK. A COLD FRONT WILL MOVE S OF
30N TONIGHT, BRINGING FRESH TO STRONG WINDS BEHIND IT N OF 25N
THROUGH WED. A COUPLE ROUNDS OF NW SWELL, BOTH AHEAD OF AND BEHIND
THIS FRONT, WILL BRING ROUGH TO VERY ROUGH SEAS TO WATERS N OF
20N FROM MON NIGHT THROUGH THU. LOOKING AHEAD, SHOWERS AND
THUNDERSTORMS, ASSOCIATED WITH A TROUGH OF LOW PRESSURE LOCATED
SEVERAL HUNDRED MILES SOUTH OF GUATEMALA, REMAIN DISORGANIZED.
ENVIRONMENTAL CONDITIONS APPEAR CONDUCIVE FOR DEVELOPMENT, AND A
TROPICAL DEPRESSION IS EXPECTED TO FORM AROUND THE MIDDLE OF THIS
WEEK AS THE SYSTEM MOVES WESTWARD TO WEST-NORTHWESTWARD AT
AROUND 10 MPH, WELL TO THE SOUTH OF THE COAST OF SOUTHERN
MEXICO. THERE IS A HIGH CHANCE OF TROPICAL FORMATION OF THIS LOW
OVER THE NEXT 7 DAYS.

FOR THE FORECAST, FRESH NE WINDS WELL DOWNWIND OF THE GULF OF
TEHUANTEPEC GALES WILL DIMINISH TODAY, WHILE ROUGH SEAS WILL
PERSIST THROUGH WED. ELSEWHERE, MODERATE OR LIGHTER WINDS AND
MODERATE SEAS WILL GENERALLY PREVAIL THROUGH THE WEEK. LOOKING
AHEAD, WINDS MAY PULSE TO FRESH TO LOCALLY STRONG IN THE GULF OF
PAPAGAYO STARTING MIDWEEK INTO LATE THIS WEEK.
SHORT-TERM GAP WINDS (Near 11N 86W)
TODAY - ENE 14-18, Seas SW 0-4.7 ft @ 15sec
TONITE - ENE 14-18, Seas SW 0-4.6 ft @ 14sec
TUESDAY - ENE 16-20, Seas SW 1.3-4.6 ft @ 14sec
TUESDAY NIGHT - ENE 16-20, Seas SW 0-4.3 ft @ 14sec

LONG-TERM GAP WINDS (Near 11N 86W)
WEDNESDAY - ENE 17-21, Seas SW 1.3-4.4 ft @ 14sec
THURSDAY - ENE 18-23, Seas SW 1.9-4.8 ft @ 17sec
FRIDAY - ENE 16-20, Seas SW 0-4.3 ft @ 16sec
SATURDAY - ENE 14-18, Seas SSW 0-4.4 ft @ 14sec
SUNDAY - ENE 15-19, Seas SW 2.6-4.1 ft @ 14sec

** TSUNAMI INFO **
tsunami
See https://www.tsunami.gov/events/xml/PHEBAtom.xml PTCW - Tsunami warnings and info for Pacific Ocean (3.6 days old)
Updated 16 Oct 2026 03:46:40 GMT (3.6 days old)
NEAR THE EAST COAST OF KAMCHATKA RUSSIA

https://www.tsunami.gov/events/PHEB/2026/10/16/26289000/1/WEGM42/WEGM42.txt

Incident past 2 days, follow link for details.

See https://www.tsunami.gov/events/xml/PAAQAtom.xml NWS West Coast/Alaska Tsunami Center Bulletins (3.6 days old)
Updated 16 Oct 2026 03:47:16 GMT (3.6 days old)
415 miles SW of Bering I., Komandorski

https://www.tsunami.gov/events/PAAQ/2026/10/16/tmzdyc/1/WEAK53/WEAK53.txt

Incident past 2 days, follow link for details.