Mazatlan to Banderas Bay Forecast

September 18, 2026, 2:00 am (UTC: -05:00)
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.

THE PRESSURE GRADIENT BETWEEN A RIDGE OVER THE GULF OF AMERICA
AND THE EASTERN EXTENSION OF THE PACIFIC MONSOON IS SUPPORTING
STRONG TO NEAR-GALE FORCE N TO NE GAP WINDS ACROSS THE GULF OF
TEHUANTEPEC AS INDICATED BY RECENT SCATTEROMETER DATA. SEAS ARE 8
TO 9 FT. A TROPICAL WAVE MOVING ACROSS THE GUERRERO OFFSHORE
WATERS IS PRODUCING DISORGANIZED SHOWERS AND THUNDERSTORMS OVER
THAT REGION. SURFACE RIDGING WEST OF THE BAJA CALIFORNIA
OFFSHORES IS SUPPORTING MODERATE TO FRESH NW WINDS N OF CABO SAN
LAZARO. MODERATE OR WEAKER WINDS ARE ELSEWHERE ALONG WITH
MODERATE SEAS, EXCEPT FOR SLIGHT SEAS IN THE GULF OF CALIFORNIA.

SHORT-TERM MAZATLAN TO BAHIA BANDERAS
DATA NOTE - Using cached forecast from 6 hours ago.
TODAY - SSW 16-20, Seas SSW 3-3 ft @ 4sec
TONITE - S 10-12, Seas S 2.8-2.9 ft @ 5sec
SATURDAY - S 10-12, Seas S 2.8-2.9 ft @ 5sec
SATURDAY NIGHT - S 7-9, Seas SSW 1.1-1.8 ft @ 7sec

LONG-TERM MAZATLAN TO BAHIA BANDERAS
SUNDAY - S 7-9, Seas SSW 1.1-1.8 ft @ 7sec
MONDAY - WNW 7-9, Seas S 0.7-1.6 ft @ 6sec
TUESDAY - WSW 6-7, Seas SSW 0-2.7 ft @ 8sec
WEDNESDAY - WNW 9-11, Seas SW 0-2.6 ft @ 15sec
THURSDAY - S 14-18, Seas SW 0-2.6 ft @ 14sec