Sea of Cortez Southern Crossing Forecast
November 7, 2025, 9:01 am (UTC: -05:00)
Subject: Sea of Cortez Southern Crossing Forecast
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This forecast has not been reviewed. It was generated from an automatic model.
WARNINGS
.NONE.
MODERATE TO LOCALLY FRESH N-NW WINDS PREVAIL ACROSS THE WATERS
OFF OF THE BAJA CALIFORNIA PENINSULA, AND ARE STRONGEST FROM
PUNTA EUGENIA NORTHWARD. LARGE NW SWELL MOVING INTO THE REGIONAL
WATERS IS LEADING TO BUILDING SEAS OF 8-12 FT FROM PUNTA EUGENIA
NORTHWARD, AND 5-7 FT SOUTHWARD TO THE REVILLAGIGEDO ISLANDS.
LIGHT TO GENTLE WINDS PREVAIL ACROSS THE REMAINING OPEN WATERS
FROM LAS TRES MARIAS TO PUERTO ANGEL, WHERE SEAS ARE 4-5 FT.
INSIDE THE GULF OF CALIFORNIA, GENTLE TO MODERATE N-NW WINDS ARE
OCCURRING. SEAS THERE ARE 3 FT OR LESS EXCEPT AROUND 4 FT AT THE
ENTRANCE TO THE GULF. GAP WINDS ACROSS AND DOWNSTREAM OF THE GULF
OF TEHUANTEPEC CONTINUE TO GRADUALLY DIMINISH TONIGHT. RECENT
SATELLITE SCATTEROMETER DATA SHOWED NORTHERLY WINDS TO AROUND 20
KT EXTENDING OFFSHORE TO NEAR 14.5N. SEAS THERE ARE ESTIMATED AT
5 TO 6 FT.
NW SIGNIFICANT SWELL EVENT: LARGE NW SWELL GENERATED BY A STORM
FORCE LOW PRESSURE SYSTEM WELL NORTH OF THE AREA, IS PROPAGATING
ACROSS NW AND N PORTIONS OF THE DISCUSSION AREA TONIGHT, WHERE
WAVE MODELS SHOW THE LEADING WAVES OF THIS SWELL WITH PERIODS OF
13 TO 15 SECONDS. CURRENTLY, SEAS ASSOCIATED WITH THIS SWELL ARE
PEAKING AT 12 TO 14 FT (3.7 TO 4.3 M), TO THE NORTH OF 22N
BETWEEN 119W AND 131W. SEAS GREATER THAN 12 FT WILL CONTINUE TO
SHIFT EASTWARD ACROSS THE WATERS N OF 24N AND W OF 120W TONIGHT
BEFORE SUBSIDING BELOW 12 FT ACROSS THE WATERS OFFSHORE OF BAJA
CALIFORNIA NORTE AROUND MIDDAY FRI. MARINERS SHOULD USE EXTREME
CAUTION IN THIS AREA, DEPENDING ON VESSEL TYPE AND CARGO.
FOR THE FORECAST, WINDS IN THE GULF OF TEHUANTEPEC WILL DIMINISH
THROUGH FRI AS HIGH PRESSURE WEAKENS ACROSS NORTHEASTERN MEXICO.
LARGE NW SWELL BUILDING INTO THE WATERS OF BAJA CALIFORNIA TONIGHT
WILL PROPAGATE THROUGH THE WATERS OF BAJA SUR THROUGH FRI
AFTERNOON, THEN ACROSS THE REMAINDER OF THE MEXICAN OFFSHORE
WATERS THROUGH SUN. SEAS WILL BEGIN TO SUBSIDE FROM N TO S
STARTING FRI NIGHT. WINDS ACROSS THE BAJA WATERS WILL DIMINISH
FRI THROUGH THE WEEKEND AS WEAK LOW PRESSURE DEVELOPS ACROSS THE
BAJA NORTE WATERS AND DRIFTS WESTWARD THROUGH THE WEEKEND. THE
NEXT SIGNIFICANT GAP WIND EVENT FOR THE GULF OF TEHUANTEPEC
REGION IS EXPECTED TO BEGIN SUN NIGHT, WITH WINDS LIKELY
REACHING GALE-FORCE BY EARLY MON MORNING.
SHORT-TERM SOUTHERN CROSSING (along 23N)
TODAY - ESE 2-2, Seas SW 0.8-2.4 ft @ 20sec
TONITE - SE 1-1, Seas SSW 0.9-2.3 ft @ 14sec
SATURDAY - NW 5-6, Seas N/A ?-? ft @ ?
SATURDAY NIGHT - NNW 6-8, Seas N/A ?-? ft @ ?
LONG-TERM SOUTHERN CROSSING
SUNDAY - NNW 11-14, Seas N/A ?-? ft @ ?
MONDAY - NNW 11-14, Seas N/A ?-? ft @ ?
TUESDAY - NW 7-9, Seas N/A ?-? ft @ ?
WEDNESDAY - NW 10-13, Seas N/A ?-? ft @ ?
THURSDAY - NNW 9-11, Seas N/A ?-? ft @ ?