Weather Summary for Mexico and Central America



November 24, 2017, 8:30 am (UTC: -08:00)
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.

...GALE WARNING...
.WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W TO 14.5N95.5W...
INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 35 KT.
SEAS TO 12 FT. ELSEWHERE WITHIN 60 NM OF LINE FROM 16N95W TO
14N95.5W TO 12N96.5W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
REMAINDER OF AREA FROM 09N TO 13N BETWEEN 94W AND 100W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NE SWELL.
.03 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 14N95.5W
TO 12.5N96.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE FROM 08.5N TO 14N
BETWEEN 93.5W AND 100W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
MIXED NE AND SW SWELL.
.24 HOUR FORECAST GULF OF TEHUANTEPEC WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT. FROM 03N TO 06N BETWEEN 97W AND 115W WINDS 20 KT
OR LESS. SEAS TO 8 FT IN MIXED NE AND SW SWELL.
.48 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94.5W
AND 95.5W N WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.STATIONARY FRONT JUST NW OF AREA. W OF LINE FROM 30N121W TO
12N137W TO 12N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW
SWELL...EXCEPT 12 TO 13 FT FROM 16N TO 26N W OF 135W.
.24 HOUR FORECAST COLD FRONT FROM 30N138W TO 28N140W. NW OF
FRONT NW WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. N OF 28N E OF FRONT
TO 133W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE NW
OF LINE FROM 30N132W TO 25N140W WINDS 20 KT OR LESS. SEAS 8 FT
IN NW SWELL. W OF LINE FROM 22N140W TO 23N123W TO 12N125W TO
04N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NW SWELL
AND NE WIND WAVES.
.48 HOUR FORECAST PRIMARY COLD FRONT FROM 30N129W TO 20N139W.
SECONDARY COLD FRONT FROM 30N134W TO 26N140W. NW OF SECONDARY
FRONT NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 14 FT. ELSEWHERE NW
OF LINE 30N134W TO 23N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN NW SWELL. FROM 10N TO 15N W OF 135W...AND S OF 10N W OF 125W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.

.FROM 10N TO 11.5N E OF 87.5W...INCLUDING THE GULF OF
PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10N TO 11N E OF 88.5W...INCLUDING THE
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST FROM 10N TO 11N E OF 87W...INCLUDING THE GULF
OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 1500 UTC FRI NOV 24...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 08N90W TO 07N101W. THE ITCZ
CONTINUES FROM 07N101W TO 11N117W TO 10N130W TO 09N135W TO
BEYOND 10N140W. SCATTERED MODERATE TO STRONG FROM 05.5N TO 10N E
OF 85.5W...AND FROM 07N TO 11N BETWEEN 117W AND 134W.
SHORT-TERM ENSENADA - CEDROS
TODAY - NW 7-10, Seas WNW 4-7 feet @ 14sec
TONITE - NW 4-5, Seas WNW 5-8 feet @ 13sec
SATURDAY - WNW 4-6, Seas WNW 5-8 feet @ 13sec
SATURDAY NIGHT - NW 7-10, Seas WNW 4-7 feet @ 12sec

SHORT-TERM CEDROS - SAN LAZAROS
TODAY - NW 7-9, Seas SW 3-5 feet @ 14sec
TONITE - WNW 7-10, Seas W 4-7 feet @ 13sec
SATURDAY - NW 6-8, Seas WNW 4-7 feet @ 14sec
SATURDAY NIGHT - NW 7-9, Seas WNW 4-7 feet @ 13sec

SHORT-TERM SAN LAZAROS - CABO FALSO
TODAY - NW 8-11, Seas SSW 3-5 feet @ 14sec
TONITE - WNW 6-8, Seas SW 3-5 feet @ 13sec
SATURDAY - NW 7-9, Seas SW 3-6 feet @ 14sec
SATURDAY NIGHT - WNW 6-8, Seas WSW 4-6 feet @ 13sec

LONG-TERM OUTSIDE OF THE BAJA
SUNDAY - Northern 1/3 NW 9-12, Seas NW 4-6 feet @ 11sec, Middle 2/3 NW 7-10, Seas WNW 4-7 feet @ 12sec, Southern 1/3 NW 7-10, Seas W 4-6 feet @ 13sec
MONDAY - Northern 1/3 NNW 18-25, Seas NW 8-12 feet @ 16sec, Middle 2/3 NW 12-16, Seas W 4-7 feet @ 18sec, Southern 1/3 NW 9-12, Seas WNW 3-6 feet @ 12sec
TUESDAY - Northern 1/3 NNW 16-22, Seas NW 8-13 feet @ 15sec, Middle 2/3 NNW 13-18, Seas WNW 4-7 feet @ 17sec, Southern 1/3 WNW 12-16, Seas WSW 3-6 feet @ 13sec
WEDNESDAY - Northern 1/3 NNE 12-16, Seas WNW 9-14 feet @ 14sec, Middle 2/3 NW 4-5, Seas WNW 7-11 feet @ 15sec, Southern 1/3 ENE 6-8, Seas WNW 5-8 feet @ 15sec
THURSDAY - Northern 1/3 E 4-5, Seas NW 6-10 feet @ 20sec, Middle 2/3 WNW 7-10, Seas NW 6-9 feet @ 18sec, Southern 1/3 NNW 7-9, Seas WNW 5-8 feet @ 13sec


**SEA OF CORTEZ FORECAST**

GULF OF CALIFORNIA: OVERNIGHT SCATTEROMETER DATA INDICATED
GENTLE TO LOCALLY MODERATE WINDS ACROSS THE ENTIRE GULF. THIS
FLOW WILL CONTINUE THROUGH TONIGHT. THE PRESSURE GRADIENT WILL
RELAX FURTHER, WITH LIGHT AND VARIABLE WINDS EXPECTED THROUGH
MON. STRONG TO NEAR GALE FORCE NW FLOW IS EXPECTED TO DEVELOP
ACROSS THE NORTHERN GULF MON NIGHT, WITH FRESH TO STRONG WINDS
SPREADING SOUTHWARD ACROSS THE CENTRAL AND SOUTHERN PORTIONS OF
THE GULF THROUGH TUE NIGHT. SEAS WILL QUICKLY BUILD TO AROUND 8
FT ACROSS THE NORTHERN GULF BY TUE MORNING AND THEN 6-8 FT
THROUGH CENTRAL PORTIONS BY TUE NIGHT.
SHORT-TERM SEA OF CORTEZ NORTHERN HALF (north of 27N)
TODAY - WNW 6-8, Seas NW 1-2 feet @ 4sec
TONITE - S 5-8, Seas NW 0-1 feet @ 3sec
SATURDAY - SSE 6-8, Seas SSE 0-1 feet @ 1sec
SATURDAY NIGHT - WSW 2-3, Seas SSE 0-0 feet @ 1sec

SHORT-TERM SEA OF CORTEZ SOUTHERN HALF (south of 27N)
TODAY - NW 3-4, Seas SSW 2-4 feet @ 14sec
TONITE - NNW 2-3, Seas SSW 2-4 feet @ 13sec
SATURDAY - W 3-4, Seas SSW 2-4 feet @ 13sec
SATURDAY NIGHT - WNW 3-5, Seas SSW 2-4 feet @ 13sec

LONG-TERM SEA OF CORTEZ
SUNDAY - Northern Half NW 6-9, Seas NW 0-1 feet @ 1sec, Southern Half WNW 7-9, Seas SSW 2-4 feet @ 13sec
MONDAY - Northern Half S 7-10, Seas SW 0-1 feet @ 2sec, Southern Half NW 6-8, Seas SSW 2-4 feet @ 12sec
TUESDAY - Northern Half NNW 19-26, Seas NNW 5-8 feet @ 5sec, Southern Half W 3-4, Seas SSW 2-4 feet @ 17sec
WEDNESDAY - Northern Half NW 13-18, Seas NW 3-5 feet @ 5sec, Southern Half NW 7-9, Seas SSW 2-4 feet @ 14sec
THURSDAY - Northern Half NW 14-20, Seas NW 3-6 feet @ 6sec, Southern Half NW 13-17, Seas SSW 3-5 feet @ 13sec


**SEA OF CORTEZ SOUTHERN CROSSING FORECAST**
SHORT-TERM SOUTHERN CROSSING (along 23N)
TODAY - NW 3-4, Seas SSW 2-4 feet @ 14sec
TONITE - NNW 2-3, Seas SSW 2-4 feet @ 13sec
SATURDAY - W 3-4, Seas SSW 2-4 feet @ 13sec
SATURDAY NIGHT - WNW 3-5, Seas SSW 2-4 feet @ 13sec

LONG-TERM SOUTHERN CROSSING
SUNDAY - WNW 7-9, Seas SSW 2-4 feet @ 13sec
MONDAY - NW 6-8, Seas SSW 2-4 feet @ 12sec
TUESDAY - W 3-4, Seas SSW 2-4 feet @ 17sec
WEDNESDAY - NW 7-9, Seas SSW 2-4 feet @ 14sec
THURSDAY - NW 13-17, Seas SSW 3-5 feet @ 13sec


**MAZATLAN TO BANDERAS BAY FORECAST**
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - WNW 5-7, Seas SSW 2-4 feet @ 13sec
TONITE - NE 3-4, Seas SSW 2-4 feet @ 13sec
SATURDAY - NW 6-9, Seas SSW 2-4 feet @ 13sec
SATURDAY NIGHT - N 5-8, Seas SSW 2-4 feet @ 13sec

LONG-TERM MAZATLAN TO BAHIA BANDERAS
SUNDAY - NW 10-14, Seas SSW 2-4 feet @ 13sec
MONDAY - NW 8-11, Seas SW 2-4 feet @ 13sec
TUESDAY - WNW 5-8, Seas SSW 2-4 feet @ 15sec
WEDNESDAY - NW 7-9, Seas SSW 2-4 feet @ 14sec
THURSDAY - NW 11-15, Seas SW 2-4 feet @ 13sec


**CABO CORRIENTES FORECAST**
SHORT-TERM CABO CORRIENTES TO MANZANILLO
TODAY - NNE 4-6, Seas SSW 2-4 feet @ 14sec
TONITE - NE 3-5, Seas SSW 2-4 feet @ 13sec
SATURDAY - NNW 6-8, Seas SW 2-4 feet @ 13sec
SATURDAY NIGHT - NNE 9-12, Seas SW 3-5 feet @ 13sec

LONG-TERM CABO CORRIENTES TO MANZANILLO
SUNDAY - NNE 10-14, Seas SW 3-5 feet @ 13sec
MONDAY - NNE 8-10, Seas SW 3-5 feet @ 13sec
TUESDAY - NNE 6-9, Seas SSW 3-5 feet @ 17sec
WEDNESDAY - NNW 5-7, Seas SW 3-5 feet @ 14sec
THURSDAY - NNE 10-14, Seas W 3-5 feet @ 14sec


**MEXICAN RIVIERA FORECAST**
SHORT-TERM MEXICAN RIVIERA MANZANILLO TO BAHIAS DE HUATULCO
TODAY - ENE 6-8, Seas SW 3-5 feet @ 14sec
TONITE - ENE 5-7, Seas SW 3-5 feet @ 13sec
SATURDAY - ENE 5-7, Seas SW 3-5 feet @ 13sec
SATURDAY NIGHT - NW 5-7, Seas SW 3-5 feet @ 13sec

LONG-TERM MEXICAN RIVIERA MANZANILLO TO BAHIAS DE HUATULCO
SUNDAY - NW 5-7, Seas SW 3-5 feet @ 13sec
MONDAY - W 6-8, Seas SSW 3-5 feet @ 17sec
TUESDAY - NE 4-6, Seas SSW 3-5 feet @ 16sec
WEDNESDAY - NNE 4-5, Seas SSW 3-5 feet @ 14sec
THURSDAY - NW 5-7, Seas SW 2-4 feet @ 14sec


**TEHUANTEPEC FORECAST**

.WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W TO 14.5N95.5W...
INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 35 KT.
SEAS TO 12 FT. ELSEWHERE WITHIN 60 NM OF LINE FROM 16N95W TO
14N95.5W TO 12N96.5W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
REMAINDER OF AREA FROM 09N TO 13N BETWEEN 94W AND 100W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NE SWELL.
.03 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 14N95.5W
TO 12.5N96.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE FROM 08.5N TO 14N
BETWEEN 93.5W AND 100W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
MIXED NE AND SW SWELL.
.24 HOUR FORECAST GULF OF TEHUANTEPEC WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT. FROM 03N TO 06N BETWEEN 97W AND 115W WINDS 20 KT
OR LESS. SEAS TO 8 FT IN MIXED NE AND SW SWELL.
.48 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94.5W
AND 95.5W N WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.


A GALE WARNING REMAINS IN EFFECT FOR GULF OF TEHUANTEPEC THROUGH
1500 UTC. MINIMAL GALE FORCE WINDS CONTINUE CROSS THE GULF OF
TEHUANTEPEC AND DOWNSTREAM TO NEAR 14.5N95.5W WITH SEAS OF 8 TO
12 FT. WINDS ARE EXPECTED TO DIMINISH BELOW GALE FORCE BY LATE
MORNING TODAY, AND TO 20 KT OR LESS LATE SAT MORNING. THE NE
SWELL GENERATED BY THIS GAP WIND EVENT IS MIXING WITH LONG-
PERIOD CROSS EQUATORIAL SW SWELL, WITH SEAS 8 FT OR HIGHER WELL
DOWNSTREAM OF THE GULF OF TEHUANTEPEC ALONG 09N BETWEEN 94W AND
100W. EXPECT WINDS OF 20 KT OR LESS AND SEAS OF LESS THAN 8 FT
ONLY BRIEFLY ON SAT AFTERNOON. STRONG N WINDS ARE FORECAST TO
RESUME AGAIN ON SAT NIGHT, WITH GALE CONDITIONS EXPECTED BY MID-
DAY SUN. THE LATEST COMPUTER MODEL GUIDANCE IS SUGGESTING
ANOTHER 30 TO 40 KT GAP WIND EVENT ON SUN NIGHT, WITH SEAS
BUILDING TO 16 OR 17 FT BY EARLY MON MORNING. GALE CONDITIONS
SHOULD PERSIST THROUGH MON.
SEE SPECIAL FEATURES PARAGRAPH ABOVE FOR INFORMATION ON THE
GULF OF TEHUANTEPEC GALE WARNING.
SHORT-TERM TEHUANTEPEC
TODAY - N 19-26, Seas NNW 6-10 feet @ 6sec
TONITE - NNW 16-22, Seas SSW 5-8 feet @ 13sec
SATURDAY - N 11-15, Seas SSW 4-7 feet @ 13sec
SATURDAY NIGHT - NNW 15-21, Seas SW 3-5 feet @ 13sec

LONG-TERM TEHUANTEPEC
SUNDAY - N 22-31, Seas NNW 7-12 feet @ 7sec
MONDAY - N 25-33, Seas NNW 8-13 feet @ 7sec
TUESDAY - N 19-26, Seas NNW 6-10 feet @ 7sec
WEDNESDAY - NNW 21-29, Seas NNW 6-10 feet @ 5sec
THURSDAY - N 23-31, Seas NNW 7-11 feet @ 6sec


**GAP WINDS FORECAST**

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 08N90W TO 07N101W. THE ITCZ
CONTINUES FROM 07N101W TO 11N117W TO 10N130W TO 09N135W TO
BEYOND 10N140W. SCATTERED MODERATE TO STRONG FROM 05.5N TO 10N E
OF 85.5W...AND FROM 07N TO 11N BETWEEN 117W AND 134W.

THE MONSOON TROUGH EXTENDS FROM 09N84W TO 08N90W TO 07N101W. THE
ITCZ CONTINUES FROM 07N101W TO 11N117W TO 10N130W TO 09N135W TO
BEYOND 10N140W. SCATTERED MODERATE TO STRONG CONVECTION IS
OCCURRING FROM 05.5N TO 10N E OF 85.5W TO THE COAST, AND FROM
07N TO 11N BETWEEN 117W AND 134W.

INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
LIGHT AND VARIABLE WINDS, AND 3 TO 5 FT SEAS ARE EXPECTED
ELSEWHERE THROUGH SUN NIGHT TO THE N OF THE MONSOON TROUGH WHICH
HAS BEEN MEANDERING BETWEEN 09N AND 11N. MODERATE SOUTHERLY
WINDS, AND 3 TO 6 FT SEAS, ARE FORECAST S OF THE MONSOON TROUGH.

.FROM 10N TO 11.5N E OF 87.5W...INCLUDING THE GULF OF
PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10N TO 11N E OF 88.5W...INCLUDING THE
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.48 HOUR FORECAST FROM 10N TO 11N E OF 87W...INCLUDING THE GULF
OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.


FRESH TO LOCALLY STRONG NE WINDS ARE OCCURRING ACROSS AND
DOWNSTREAM OF THE GULF OF PAPAGAYO THIS MORNING, WITH THE
ASSISTANCE OF THE NOCTURNAL DRAINAGE FLOW. SEAS HAVE BUILT TO 6-
7 FT DOWNSTREAM OF THE GULF. EXPECT A TYPICAL NOCTURNAL MAXIMUM
OF AROUND 25 KT ACROSS THE REGION THROUGH EARLY MON MORNING,
DIMINISHING TO 15-20 KT BY MID AFTERNOON. SEAS WILL MAXIMIZE TO
AROUND 7 FT EACH MORNING NEAR SUNRISE. MODERATE TO LOCALLY FRESH
NE WINDS ARE EXPECTED ACROSS THE GULF OF FONSECA EACH NIGHT
THROUGH MON.

FRESH TO LOCALLY STRONG NE WINDS ARE OCCURRING ACROSS AND
DOWNSTREAM OF THE GULF OF PAPAGAYO THIS MORNING, WITH THE
ASSISTANCE OF THE NOCTURNAL DRAINAGE FLOW. SEAS HAVE BUILT TO 6-
7 FT DOWNSTREAM OF THE GULF. EXPECT A TYPICAL NOCTURNAL MAXIMUM
OF AROUND 25 KT ACROSS THE REGION THROUGH EARLY MON MORNING,
DIMINISHING TO 15-20 KT BY MID AFTERNOON. SEAS WILL MAXIMIZE TO
AROUND 7 FT EACH MORNING NEAR SUNRISE. MODERATE TO LOCALLY FRESH
NE WINDS ARE EXPECTED ACROSS THE GULF OF FONSECA EACH NIGHT
THROUGH MON.
SHORT-TERM GAP WINDS (Near 11N 86W)
TODAY - ENE 22-30, Seas ENE 5-9 feet @ 5sec
TONITE - ENE 19-26, Seas SW 4-7 feet @ 13sec
SATURDAY - ENE 22-29, Seas NE 5-8 feet @ 5sec
SATURDAY NIGHT - ENE 19-25, Seas SW 4-6 feet @ 13sec

LONG-TERM GAP WINDS (Near 11N 86W)
SUNDAY - ENE 21-28, Seas NE 5-8 feet @ 4sec
MONDAY - ENE 24-33, Seas NE 6-10 feet @ 5sec
TUESDAY - ENE 25-33, Seas NE 6-10 feet @ 5sec
WEDNESDAY - ENE 20-27, Seas ENE 5-8 feet @ 4sec
THURSDAY - ENE 21-29, Seas NE 5-8 feet @ 5sec