Gap Winds Forecast



August 21, 2025, 3:01 pm (UTC: -04:00)
Subject: Gap Winds Forecast


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

WARNINGS
.NONE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N85W TO 13N111W TO 12N140W. SCATTERED
MODERATE ISOLATED STRONG FROM 03N TO 14N E OF 100W. SCATTERED
MODERATE FROM 08N TO 25N BETWEEN 100W AND 140W.

THE AXIS OF A TROPICAL WAVE IS NEAR 96W, NORTH OF 03N, MOVING
WEST AT 10 TO 15 KT. NEARBY CONVECTION IS DESCRIBED BELOW IN THE
MONSOON TROUGH/ITCZ SECTION. AN AREA OF LOW PRESSURE IS LIKELY
TO FORM THIS WEEKEND OFF THE COAST OF SOUTHWESTERN MEXICO IN
ASSOCIATION WITH THIS WAVE. ENVIRONMENTAL CONDITIONS APPEAR
CONDUCIVE FOR SOME GRADUAL DEVELOPMENT OF THIS SYSTEM DURING THE
EARLY AND MIDDLE PORTIONS OF NEXT WEEK WHILE IT MOVES GENERALLY
WEST-NORTHWESTWARD AT 10 TO 15 MPH. THERE IS A LOW CHANCE FOR
DEVELOPMENT IN THE NEXT 7 DAYS.
THE AXIS OF A TROPICAL WAVE IS NEAR 110W, NORTH OF 05N, MOVING
WEST AT 10 KT. NEARBY CONVECTION IS DESCRIBED BELOW IN THE
MONSOON TROUGH/ITCZ SECTION.
THE AXIS OF A TROPICAL WAVE IS NEAR 127W, FROM 04N TO 17N,
MOVING WEST AT 10 TO 15 KT. NEARBY CONVECTION IS DESCRIBED BELOW
IN THE MONSOON TROUGH/ITCZ SECTION.

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 09N85W TO 13N111W TO 12N140W.
SCATTERED MODERATE AND ISOLATED STRONG CONVECTION NOTED FROM 03N
TO 14N EAST OF 100W. SCATTERED MODERATE CONVECTION IS NOTED FROM
08N TO 25N BETWEEN 100W AND 140W.

HIGH PRESSURE PREVAILS NORTH OF 20N, ANCHORED BY A 1025 MB HIGH
CENTERED NEAR 35N138W. THE PRESSURE GRADIENT BETWEEN THIS AREA OF
HIGH PRESSURE ALONG WITH LOWER PRESSURE WITHIN THE MONSOON
TROUGH IS SUPPORTING MODERATE TO FRESH TRADE WINDS NORTH OF THE
MONSOON TROUGH TO 22N AND WEST OF 125W. SEAS OVER THESE WATERS
ARE IN THE 6-8 FT RANGE. GENTLE TO MODERATE WINDS, AND SEAS OF
4-7 FT, PREVAIL ELSEWHERE NORTH OF THE MONSOON TROUGH. MODERATE
TO FRESH WINDS, AND SEAS OF 7-8 FT, ARE SOUTH OF THE MONSOON
TROUGH AND WEST OF 125W. GENTLE TO MODERATE WINDS, AND COMBINED
SEAS OF 6-8 FT IN SOUTHERLY SWELL, PREVAIL ELSEWHERE SOUTH OF THE
MONSOON TROUGH.

FOR THE FORECAST, LIGHT TO GENTLE WINDS WILL PREVAIL ACROSS THE
WATERS NORTH OF 05N THROUGH THE WEEKEND, EXCEPT FOR MODERATE TO
FRESH WINDS PULSING IN THE GULF OF PAPAGAYO AT NIGHT STARTING
TONIGHT. GENTLE TO MODERATE WINDS ARE EXPECTED SOUTH OF 05N.
CROSS- EQUATORIAL SOUTHERLY SWELL WILL PROPAGATE ACROSS THE
REGIONAL WATERS, KEEPING SEAS IN THE MODERATE RANGE THROUGH FRI,
EXCEPT IN THE LEE OF THE GALAPAGOS ISLANDS WHERE SLIGHT SEAS ARE
EXPECTED. ANOTHER ROUND OF LARGE SWELL WILL MOVE INTO THE WATERS
OFF ECUADOR AND COLOMBIA BY LATE FRI, AND REACH THE OFFSHORE
WATERS OF CENTRAL AMERICA BY SUN.

SHORT-TERM GAP WINDS (Near 11N 86W)
TODAY - ENE 10-13, Seas SW 0-4.1 feet @ 19sec
TONITE - ENE 10-13, Seas SW 0-4.1 feet @ 19sec
FRIDAY - ENE 16-20, Seas SW 1.5-5 feet @ 16sec
FRIDAY NIGHT - ENE 16-20, Seas SW 1.5-5 feet @ 16sec

LONG-TERM GAP WINDS (Near 11N 86W)
SATURDAY - ENE 13-16, Seas SW 0-4.6 feet @ 14sec
SUNDAY - ENE 15-19, Seas SW 0-5.6 feet @ 20sec
MONDAY - ENE 14-18, Seas SW 0-5.6 feet @ 19sec
TUESDAY - ENE 19-24, Seas N/A ?-? feet @ ?
WEDNESDAY - ENE 17-21, Seas N/A ?-? feet @ ?