Mazatlan to Banderas Bay Forecast
December 17, 2025, 9:00 pm (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.
A 1028 MB HIGH CENTER IS ANALYZED JUST N OF THE AREA NEAR
31.5N130.5W WITH THE ASSOCIATED RIDGE EXTENDING TO NEAR THE
REVILLAGIGEDO ISLANDS. THE RELATED PRESSURE GRADIENT IS ALLOWING
FOR GENTLE TO MODERATE NORTHWEST TO NORTH WINDS AND SLIGHT TO
MODERATE SEAS OVER THE MEXICAN OFFSHORE WATERS INCLUDING THE GULF
OF CALIFORNIA, AS NOTED BY RECENT ASCAT-A AND B PASSES. IN THE
FAR OUTER BAJA CALIFORNIA NORTE WATERS AND BEYOND, FRESH TO
STRONG WINDS AND LOCALLY ROUGH SEAS ARE PRESENT DUE TO A TIGHT
PRESSURE GRADIENT MAINLY N OF THE AREA WITH 1025 MB HIGH
PRESSURE LOCATED INLAND OF THE SAN FRANCISCO BAY AREA AND
TROUGHING JUST TO THE S OVER THE CHANNEL ISLANDS.
FOR THE FORECAST, MODERATE TO FRESH WINDS WILL PULSE NEAR CABO
CORRIENTES THROUGH TONIGHT, THEN AGAIN THIS WEEKEND. SIMILAR
WINDS WILL BE WELL OFFSHORE BAJA CALIFORNIA NORTE THROUGH THE END
OF THE WEEK, ALONG WITH LOCALLY ROUGH SEAS DUE TO A TIGHT
PRESSURE GRADIENT MAINLY N OF THE THE AREA. FRESH TO STRONG GAP
WINDS AND ASSOCIATED ROUGH SEAS MAY DEVELOP IN THE GULF OF
TEHUANTEPEC FRI THROUGH THE UPCOMING WEEKEND AND INTO EARLY NEXT
WEEK AS THE PRESSURE GRADIENT TIGHTENS IN THE AREA. MODERATE OR
WEAKER WINDS AND SLIGHT TO MODERATE SEAS ARE FORECAST ELSEWHERE
FOR THE NEXT SEVERAL DAYS.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - NW 6-8, Seas SSW 1-1.8 ft @ 12sec
TONITE - NNW 6-8, Seas SSW 1.4-2.2 ft @ 14sec
FRIDAY - N 6-7, Seas SW 0.7-1.8 ft @ 12sec
FRIDAY NIGHT - NNW 6-8, Seas SSW 1.4-2.2 ft @ 14sec
LONG-TERM MAZATLAN TO BAHIA BANDERAS
SATURDAY - NW 10-12, Seas SW 1-2 ft @ 11sec
SUNDAY - N 8-10, Seas SW 1.1-2 ft @ 12sec
MONDAY - NNW 6-7, Seas SSW 0.6-1.8 ft @ 16sec
TUESDAY - WNW 6-8, Seas N/A ?-? ft @ ?
WEDNESDAY - Not available yet