Mazatlan to Banderas Bay Forecast
April 22, 2026, 9:00 pm (UTC: -04:00)
Subject: Mazatlan to Banderas Bay Forecast
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This forecast has not been reviewed. It was generated from an automatic model.
WARNINGS
.NONE.
A WEAK COLD FRONT HAS DISSIPATED ACROSS THE TIBURON BASIN OF THE
GULF OF CALIFORNIA AND CENTRAL BAJA CALIFORNIA SOUTHEAST OF
PUNTA EUGENIA THIS AFTERNOON. A BROAD AND WEAK SURFACE RIDGE
PREVAILS ACROSS THE REMAINDER BAJA OFFSHORES TO THE SOUTHEAST OF
THE FRONT TO CABO CORRIENTES. RECENT SATELLITE SCATTEROMETER DATA
SHOWED MODERATE TO FRESH NW WINDS ACROSS THE BAJA WATERS BEHIND
THE FRONT, AND IN THE FAR NORTHERN GULF OF CALIFORNIA. SEAS
ACROSS THESE OFFSHORE WATERS ARE 7 TO 9 FT IN NW SWELL. AHEAD OF
THE FRONT, MODERATE NW TO N WINDS PREVAIL, WITH SEAS IN THE 5 TO
7 FT RANGE IN MIXED S AND NEW NW SWELL. ACROSS THE GULF OF
TEHUANTEPEC, N GAP WINDS HAVE BEGUN TO TURN OFF NEAR THE COAST,
BUT WITH MODERATE N WINDS STILL EXTENDING OFFSHORE, WHERE SEAS
REMAIN 5 TO 6 FT. ELSEWHERE, WINDS ARE LIGHT TO GENTLE AND SEAS
5-6 FT IN S SWELL. SCATTERED MODERATE CONVECTION IS OCCURRING
WELL OFFSHORE OF WESTERN OAXACA AND GUERRERO.
FOR THE FORECAST, NEW HIGH PRESSURE WELL NW OF THE AREA WILL
BUILD ACROSS THE BAJA WATERS THROUGH THU, AND ACT TO INCREASE
WINDS MODESTLY THROUGH EARLY FRI BEFORE WEAKENING FRI NIGHT
THROUGH SAT. NW SWELL WILL CONTINUE TO MOVE ACROSS THE BAJA
CALIFORNIA WATERS AND SPREAD SOUTHEASTWARD TO THE REVILLAGIGEDO
ISLANDS THROUGH THU. SEAS ARE EXPECTED TO PEAK AT 8-9 FT ACROSS
THE BAJA WATERS THIS EVENING THROUGH THU MORNING WITH THIS
SWELL. ELSEWHERE, MOSTLY LIGHT TO GENTLE WEST TO NORTHWEST WINDS
ARE EXPECTED THROUGH THE WEEKEND.
A WEAK COLD FRONT HAS DISSIPATED THIS AFTERNOON ACROSS CENTRAL
BAJA CALIFORNIA TO NEAR 22N130W. MODERATE N WINDS WERE SHOWN
DIRECTLY BEHIND THE FRONT AND E OF 120W RECENTLY IN SATELLITE
SCATTEROMETER DATA. LARGE NW SWELL FOLLOWS THE FRONT, SUPPORTING
SEAS OF 8-10 FT PER RECENT ALTIMETER DATA. HIGH PRESSURE WELL NW
OF THE FRONT EXTENDS WEAKLY INTO THE AREA AND IS PRODUCING LIGHT
TO GENTLE ANTICYCLONIC WINDS BEHIND THE FRONT N OF 20N. S OF 20N,
THE DEVELOPING RIDGE IS SUPPORTING MODERATE TO LOCALLY FRESH
EASTERLY TRADE WINDS TO THE ITCZ BETWEEN 120W AND 140W. MODERATE
SEAS 5 TO 7 FT IN S SWELL, PREVAIL ACROSS THESE WATERS.
ELSEWHERE, MODERATE OR LIGHTER WINDS AND MODERATE SEAS ARE
PREVALENT.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - W 8-10, Seas SSW 1.1-3.3 ft @ 14sec
TONITE - WNW 10-12, Seas SSW --? ft @ 15sec
FRIDAY - WNW 7-9, Seas SSW 1.3-3 ft @ 13sec
FRIDAY NIGHT - WNW 10-12, Seas SSW --? ft @ 15sec
LONG-TERM MAZATLAN TO BAHIA BANDERAS
SATURDAY - WNW 6-8, Seas SSW 1.2-2.7 ft @ 12sec
SUNDAY - WNW 7-9, Seas SSW 1.2-2.7 ft @ 18sec
MONDAY - NW 10-12, Seas SSW 1.5-2.9 ft @ 16sec
TUESDAY - WNW 8-10, Seas N/A ?-? ft @ ?
WEDNESDAY - Not available yet