Weather Summary for Mexico and Central America



April 19, 2019, 2:30 pm (UTC: -07:00)
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...
.N OF 14N BETWEEN 94W AND 96W...INCLUDING GULF OF
TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS 9 TO 13 FT
BUILDING TO 17 FT. ELSEWHERE N OF 11.5N BETWEEN 93.5W AND 96.5W
N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.24 HOUR HOUR FORECAST N OF 11.5N BETWEEN 94.5W AND
97.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30
KT. SEAS 10 TO 13 FT. ELSEWHERE N OF 8.5N BETWEEN 93W AND 100W
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT.
.33 HOUR FORECAST N OF 14N BETWEEN 94.5W AND 96.5W...INCLUDING
GULF OF TEHUANTEPEC...N TO NE WINDS 25 TO 35 KT. SEAS 8 TO 11
FT. ELSEWHERE FROM 07N TO 14N BETWEEN 94.5W AND 102W WINDS 20 KT
OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW SWELL.
.42 HOUR FORECAST N OF 12.5N BETWEEN 94.5W AND 97W N TO NE WINDS
20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 07N TO 10.5N BETWEEN
99W AND 104W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.FROM 07N TO 10N BETWEEN 132W AND 137W NE WINDS 20 TO 25 KT.
SEAS 9 FT. ELSEWHERE FROM 06N TO 13N W OF 129W WINDS 20 KT OR
LESS. SEAS 8 TO 9 FT IN NE SWELL.
.24 HOUR FORECAST FROM 05N TO 14.5N W OF 134.5W NE WINDS 20 TO
25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST FROM 6.5N TO 20N W OF 135W WINDS 20 KT OR
LESS. SEAS 8 FT IN NE SWELL.

.GULF OF CALIFORNIA 18 HOUR FORECAST FROM 29N TO 30N W OF 114W
SW TO W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST FROM 29.5N TO 30.5N W OF 113W SW TO W WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.30 HOUR FORECAST FROM 10N TO 11.5N E OF 88W...INCLUDING GULF OF
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST FROM 09N TO 11.5N E OF 91W...INCLUDING GULF OF
PAPAGAYO....NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 09N TO 11N E OF 90W...INCLUDING GULF OF
PAPAGAYO....NE WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

CONVECTION VALID AT 2100 UTC FRI APR 19...

.SCATTERED MODERATE WITHIN 60 NM OF 09N110W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH EXTENDS FROM 06N85W TO 07N90W TO 07N96W TO 06N102W. ITCZ
EXTENDS FROM 06N102W TO 05N120W TO 05N130W TO BEYOND 04N140W.
SCATTERED MODERATE ISOLATED STRONG FROM 01N TO 10N E OF 103W AND
FROM 0N TO 07N W OF 126W.
SHORT-TERM ENSENADA - CEDROS
TODAY - NNW 12-16, Seas WNW 6-10 feet @ 14sec
TONITE - NW 11-16, Seas WNW 6-10 feet @ 14sec
SATURDAY - NW 12-17, Seas WNW 6-9 feet @ 13sec
SATURDAY NIGHT - NW 12-16, Seas WNW 5-9 feet @ 12sec

SHORT-TERM CEDROS - SAN LAZAROS
TODAY - NNW 10-14, Seas WNW 6-10 feet @ 15sec
TONITE - WNW 12-16, Seas W 6-9 feet @ 14sec
SATURDAY - NW 12-16, Seas W 6-9 feet @ 13sec
SATURDAY NIGHT - NW 12-16, Seas WNW 5-9 feet @ 12sec

SHORT-TERM SAN LAZAROS - CABO FALSO
TODAY - NNW 10-14, Seas WNW 5-9 feet @ 16sec
TONITE - WNW 10-13, Seas W 5-8 feet @ 14sec
SATURDAY - WNW 10-13, Seas W 4-7 feet @ 13sec
SATURDAY NIGHT - WNW 10-14, Seas W 4-7 feet @ 13sec

LONG-TERM OUTSIDE OF THE BAJA
SUNDAY - Northern 1/3 NW 14-19, Seas WNW 5-9 feet @ 11sec, Middle 2/3 NW 14-19, Seas W 6-9 feet @ 12sec, Southern 1/3 WNW 11-15, Seas W 4-7 feet @ 13sec
MONDAY - Northern 1/3 NW 12-17, Seas WNW 6-10 feet @ 11sec, Middle 2/3 NW 12-17, Seas WNW 5-8 feet @ 11sec, Southern 1/3 NW 15-20, Seas WSW 5-8 feet @ 12sec
TUESDAY - Northern 1/3 NW 10-14, Seas NW 6-10 feet @ 10sec, Middle 2/3 NW 15-20, Seas WNW 5-9 feet @ 11sec, Southern 1/3 NW 16-22, Seas WSW 5-8 feet @ 11sec
WEDNESDAY - Northern 1/3 NW 8-12, Seas NW 5-8 feet @ 10sec, Middle 2/3 NW 11-15, Seas WNW 5-8 feet @ 10sec, Southern 1/3 WNW 14-19, Seas WNW 4-7 feet @ 11sec
THURSDAY - Northern 1/3 NW 10-13, Seas WNW 4-6 feet @ 10sec, Middle 2/3 NNW 11-16, Seas WNW 4-6 feet @ 9sec, Southern 1/3 NW 9-12, Seas SW 3-6 feet @ 14sec


**SEA OF CORTEZ FORECAST**

.GULF OF CALIFORNIA 18 HOUR FORECAST FROM 29N TO 30N W OF 114W
SW TO W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

GULF OF CALIFORNIA: FRESH TO STRONG SOUTHWEST WINDS WILL BEGIN
OVER MUCH OF THE FAR NORTHERN GULF OF CALIFORNIA EARLY ON SAT,
BEFORE DIMINISHING ON SAT AFTERNOON AND BEGINNING AGAIN SAT NIGHT
INTO EARLY SUN, DIMINISH SUN AFTERNOON, PULSE AGAIN ON SUN NIGHT
BEFORE DIMINISHING EARLY ON MON.
SHORT-TERM SEA OF CORTEZ NORTHERN HALF (north of 27N)
TODAY - WNW 9-13, Seas NW 1-2 feet @ 3sec
TONITE - SW 10-13, Seas SW 0-1 feet @ 1sec
SATURDAY - WSW 10-13, Seas WSW 1-2 feet @ 3sec
SATURDAY NIGHT - WSW 15-21, Seas WSW 2-4 feet @ 3sec

SHORT-TERM SEA OF CORTEZ SOUTHERN HALF (south of 27N)
TODAY - WNW 10-14, Seas SSW 4-6 feet @ 14sec
TONITE - S 4-5, Seas SSW 4-6 feet @ 13sec
SATURDAY - WSW 8-11, Seas SSW 3-5 feet @ 13sec
SATURDAY NIGHT - S 7-9, Seas SSW 3-5 feet @ 12sec

LONG-TERM SEA OF CORTEZ
SUNDAY - Northern Half WSW 15-21, Seas WSW 2-4 feet @ 3sec, Southern Half SW 9-13, Seas SSW 3-5 feet @ 12sec
MONDAY - Northern Half SW 12-16, Seas SW 1-2 feet @ 2sec, Southern Half SSE 5-7, Seas S 3-5 feet @ 12sec
TUESDAY - Northern Half SW 5-7, Seas WNW 0-1 feet @ 4sec, Southern Half WNW 4-6, Seas SSW 2-4 feet @ 14sec
WEDNESDAY - Northern Half NW 11-15, Seas NW 1-2 feet @ 2sec, Southern Half NW 9-12, Seas SW 2-4 feet @ 15sec
THURSDAY - Northern Half NNW 7-9, Seas NNW 0-1 feet @ 1sec, Southern Half WNW 7-10, Seas SW 2-4 feet @ 15sec


**SEA OF CORTEZ SOUTHERN CROSSING FORECAST**
SHORT-TERM SOUTHERN CROSSING (along 23N)
TODAY - WNW 10-14, Seas SSW 4-6 feet @ 14sec
TONITE - S 4-5, Seas SSW 4-6 feet @ 13sec
SATURDAY - WSW 8-11, Seas SSW 3-5 feet @ 13sec
SATURDAY NIGHT - S 7-9, Seas SSW 3-5 feet @ 12sec

LONG-TERM SOUTHERN CROSSING
SUNDAY - SW 9-13, Seas SSW 3-5 feet @ 12sec
MONDAY - SSE 5-7, Seas S 3-5 feet @ 12sec
TUESDAY - WNW 4-6, Seas SSW 2-4 feet @ 14sec
WEDNESDAY - NW 9-12, Seas SW 2-4 feet @ 15sec
THURSDAY - WNW 7-10, Seas SW 2-4 feet @ 15sec


**MAZATLAN TO BANDERAS BAY FORECAST**
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - NNW 8-11, Seas SSW 3-6 feet @ 14sec
TONITE - SSE 2-3, Seas SSW 3-5 feet @ 13sec
SATURDAY - WSW 7-9, Seas SSW 3-5 feet @ 13sec
SATURDAY NIGHT - NW 2-2, Seas SSW 2-4 feet @ 13sec

LONG-TERM MAZATLAN TO BAHIA BANDERAS
SUNDAY - WNW 6-8, Seas SSW 2-4 feet @ 13sec
MONDAY - NNW 6-8, Seas SSW 2-4 feet @ 12sec
TUESDAY - WNW 10-13, Seas SSW 2-4 feet @ 14sec
WEDNESDAY - WNW 9-13, Seas SW 2-4 feet @ 15sec
THURSDAY - NW 6-9, Seas SW 2-4 feet @ 14sec


**CABO CORRIENTES FORECAST**
SHORT-TERM CABO CORRIENTES TO MANZANILLO
TODAY - N 10-14, Seas SSW 5-8 feet @ 14sec
TONITE - S 2-3, Seas WSW 4-7 feet @ 15sec
SATURDAY - SSW 10-14, Seas SW 4-6 feet @ 14sec
SATURDAY NIGHT - NNW 4-6, Seas SW 3-6 feet @ 13sec

LONG-TERM CABO CORRIENTES TO MANZANILLO
SUNDAY - NNW 4-6, Seas SW 3-6 feet @ 13sec
MONDAY - N 8-11, Seas SW 3-5 feet @ 12sec
TUESDAY - W 7-10, Seas SSW 3-5 feet @ 14sec
WEDNESDAY - NW 7-10, Seas SW 3-5 feet @ 15sec
THURSDAY - NNE 9-13, Seas SW 3-5 feet @ 15sec


**MEXICAN RIVIERA FORECAST**
SHORT-TERM MEXICAN RIVIERA MANZANILLO TO BAHIAS DE HUATULCO
TODAY - W 5-7, Seas SSW 4-7 feet @ 13sec
TONITE - NW 4-6, Seas SSW 4-7 feet @ 14sec
SATURDAY - WNW 11-15, Seas SSW 4-7 feet @ 13sec
SATURDAY NIGHT - WNW 9-12, Seas SSW 4-6 feet @ 13sec

LONG-TERM MEXICAN RIVIERA MANZANILLO TO BAHIAS DE HUATULCO
SUNDAY - W 10-13, Seas SSW 3-6 feet @ 12sec
MONDAY - WNW 10-13, Seas SSW 3-6 feet @ 15sec
TUESDAY - W 9-12, Seas SSW 3-5 feet @ 13sec
WEDNESDAY - WNW 9-13, Seas SW 3-5 feet @ 15sec
THURSDAY - WNW 7-9, Seas SW 3-5 feet @ 15sec


**TEHUANTEPEC FORECAST**

.N OF 14N BETWEEN 94W AND 96W...INCLUDING GULF OF
TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS 9 TO 13 FT
BUILDING TO 17 FT. ELSEWHERE N OF 11.5N BETWEEN 93.5W AND 96.5W
N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.24 HOUR HOUR FORECAST N OF 11.5N BETWEEN 94.5W AND
97.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30
KT. SEAS 10 TO 13 FT. ELSEWHERE N OF 8.5N BETWEEN 93W AND 100W
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT.
.33 HOUR FORECAST N OF 14N BETWEEN 94.5W AND 96.5W...INCLUDING
GULF OF TEHUANTEPEC...N TO NE WINDS 25 TO 35 KT. SEAS 8 TO 11
FT. ELSEWHERE FROM 07N TO 14N BETWEEN 94.5W AND 102W WINDS 20 KT
OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW SWELL.
.42 HOUR FORECAST N OF 12.5N BETWEEN 94.5W AND 97W N TO NE WINDS
20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 07N TO 10.5N BETWEEN
99W AND 104W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.


GULF OF TEHUNATEPEC GALE WARNING: THE GALE FORCE WINDS HAVE
BEGUN TO FUNNEL THROUGH THE CHIVELA PASS AND OUT ACROSS THE GULF
OF TEHUANTEPEC AS OF 12Z THIS MORNING. AS THE PRESSURE GRADIENT
TIGHTENS FURTHER OVER SOUTHEASTERN MEXICO LATE TONIGHT, EXPECT
FOR THE PRESENT NORTH TO NORTHEAST 30-40 KT GALE FORCE WINDS TO
INCREASE TO 35-45 KT ALONG WITH WAVEHEIGHTS PEAKING AT ABOUT 18
FT. THE GRADIENT WILL SLACKEN JUST A LITTLE BY EARLY SAT
AFTERNOON ALLOWING FOR THE GALE FORCE WINDS TO DIMINISH TO JUST
UNDER MINIMAL GALE FORCE, HOWEVER, A PULSE OF MINIMAL GALE FORCE
WINDS IS EXPECTED SAT NIGHT BEFORE THE GRADIENT BEGINS TO
SLACKEN AS HIGH PRESSURE OVER THE WESTERN GULF OF MEXICO WEAKENS
WHILE SHIFTING EASTWARD. WINDS OVER THE GULF OF TEHUANTEPEC WILL
RESPONSE BY DIMINISHING TO JUST BELOW GALE FORCE EARLY ON SUN,
THEN BECOME LIGHT AND VARIABLE DURING SUN AFTERNOON. SEAS IN THE
GULF OF TEHUANTEPEC WILL LOWER TO BELOW 8 FT ON SUN AFTERNOON.
THE LEADING EDGE OF THE 8 FT SEAS THAT WILL PROPAGATE DOWMSTREAM
FROM THE GULF WILL REACH NEAR 06N BETWEEN 98W AND 105W BY EARLY
SUN, AND SUBSIDE TO LESS THAN 8 FT ON SUN AFTERNOON. PLEASE READ
THE PACIFIC HIGH SEAS FORECAST UNDER THE AWIPS HEADER MIAHSFEP2
AND UNDER THE WMO HEADER FZPN03 KNHC FOR MORE SPECIFIC MARINE
DETAILS.

GULF OF TEHUANTEPEC: PLEASE READ THE SPECIAL FEATURES SECTION
ABOVE FOR A RECENTLY STARTED STRONG GALE FORCE WIND GAP EVENT.
SHORT-TERM TEHUANTEPEC
TODAY - NNW 28-39, Seas SSW 7-11 feet @ 15sec
TONITE - N 25-34, Seas NNW 8-13 feet @ 6sec
SATURDAY - N 24-33, Seas NNW 8-13 feet @ 7sec
SATURDAY NIGHT - N 18-25, Seas SSW 6-10 feet @ 13sec

LONG-TERM TEHUANTEPEC
SUNDAY - N 18-25, Seas SSW 6-10 feet @ 13sec
MONDAY - SW 10-14, Seas SSW 3-5 feet @ 15sec
TUESDAY - SSW 10-14, Seas SSW 3-5 feet @ 14sec
WEDNESDAY - SW 8-10, Seas SW 3-5 feet @ 15sec
THURSDAY - SW 5-8, Seas SW 3-5 feet @ 14sec


**GAP WINDS FORECAST**

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH EXTENDS FROM 06N85W TO 07N90W TO 07N96W TO 06N102W. ITCZ
EXTENDS FROM 06N102W TO 05N120W TO 05N130W TO BEYOND 04N140W.
SCATTERED MODERATE ISOLATED STRONG FROM 01N TO 10N E OF 103W AND
FROM 0N TO 07N W OF 126W.

A TROUGH EXTENDS FROM 09N84W TO 08N93W TO 08N103W, WHERE
SCATTEROMETER DATA FROM LAST NIGHT INDICATED THE ITCZ BEGINS
AND CONTINUES TO 06N110W TO 05N121W TO 05N130W AND TO BEYOND
THE AREA AT 03N140W. SCATTERED MODERATE TO ISOLATED STRONG
CONVECTION IS WITHIN 240 NM SOUTH OF THE TROUGH BETWEEN 83W AND
89W, AND ALSO WITHIN 180 NM SOUTH OF THE TROUGH BETWEEN 94W AND
98W.

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

.30 HOUR FORECAST FROM 10N TO 11.5N E OF 88W...INCLUDING GULF OF
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST FROM 09N TO 11.5N E OF 91W...INCLUDING GULF OF
PAPAGAYO....NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 09N TO 11N E OF 90W...INCLUDING GULF OF
PAPAGAYO....NE WINDS 20 TO 25 KT. SEAS TO 8 FT.


GULF OF PAPAGAYO: MODERATE TO FRESH NE TO E WINDS WILL PULSE AT
NIGHT, INCREASING TO FRESH TO STRONG SAT EVENING AS THE PRESSURE
GRADIENT TIGHTENS FROM SOUTHERN MEXICO TO COSTA RICA. STRONG
WINDS DOWNSTREAM WILL REACH 09N AND 91W ON SUN MORNING WITH
WAVEHEIGHTS PEAKING TO 8 FT. FRESH TO STRONG WINDS WILL CONTINUE
TO PULSE EVERY NIGHT THROUGH TUE, HOWEVER SEAS ARE EXPECTED TO
BE BELOW 8 FT.

GULF OF PANAMA: MAINLY VARIABLE LIGHT TO NORTHEAST MODERATE
WINDS ARE EXPECTED THROUGH EARLY NEXT WEEK.
SHORT-TERM GAP WINDS (Near 11N 86W)
TODAY - ENE 12-16, Seas SSW 3-6 feet @ 15sec
TONITE - ENE 4-6, Seas SSW 3-5 feet @ 14sec
SATURDAY - ENE 17-23, Seas SSW 3-6 feet @ 14sec
SATURDAY NIGHT - ENE 23-31, Seas SSW 5-8 feet @ 13sec

LONG-TERM GAP WINDS (Near 11N 86W)
SUNDAY - ENE 23-31, Seas SSW 5-8 feet @ 13sec
MONDAY - ENE 20-28, Seas SSW 5-8 feet @ 12sec
TUESDAY - ENE 20-27, Seas ENE 5-8 feet @ 4sec
WEDNESDAY - ENE 17-23, Seas SSW 4-6 feet @ 13sec
THURSDAY - ENE 15-21, Seas SW 3-6 feet @ 15sec