Tehuantepec Forecast

January 5, 2026, 3:01 am (UTC: -05:00)
Subject: Tehuantepec Forecast

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

WARNINGS
.NONE.

.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 14N95W TO 15N95W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO
30 KT. SEAS LESS THAN 2.5 M.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

STRONG NORTHERLY GAP WINDS ARE ONGOING OVER THE GULF OF
TEHUANTEPEC, ASSOCIATED WITH HIGH PRESSURE BUILDING NORTH OF THE
AREA. FARTHER N, LONG PERIOD NW SWELL IS MOVING INTO WATERS
OFFSHORE BAJA CALIFORNIA NORTE, LEADING TO ROUGH SEAS. ELSEWHERE,
MAINLY GENTLE WINDS AND MODERATE SEAS PREVAIL, EXCEPT FOR THE
GULF OF CALIFORNIA WHERE SLIGHT SEAS ARE PRESENT.
FOR THE FORECAST, FRESH TO STRONG NORTHERLY GAP WINDS OVER THE GULF OF
TEHUANTEPEC WILL PERSIST THROUGH TONIGHT, THEN DIMINISH AS THE
HIGH PRESSURE TO THE NORTH WEAKENS. GAP WINDS ARE LIKELY TO
RETURN BRIEFLY TUE NIGHT. A WEAK PRESSURE GRADIENT WILL SUPPORT
GENTLE TO MODERATE BREEZES ELSEWHERE OVER MEXICAN OFFSHORE
WATERS. LONG PERIOD NW SWELL WILL FOLLOW A DISSIPATING COLD FRONT
MOVING INTO THE BAJA CALIFORNIA COASTAL WATERS LATE MON INTO TUE,
WITH MAINLY MODERATE SEAS ELSEWHERE. LOOKING AHEAD, ANOTHER
ROUND OF LARGE NW SWELL WILL IMPACT THE WATERS OFF BAJA
CALIFORNIA BY MID WEEK FOLLOWING ANOTHER COLD FRONT MOVING
THROUGH THE REGION.

SHORT-TERM TEHUANTEPEC
TODAY - N 9-11, Seas SSW 1.7-3.3 ft @ 15sec
TONITE - N 10-12, Seas SSW --? ft @ 15sec
TUESDAY - Not available yet
TUESDAY NIGHT - NNW 14-18, Seas SSW 1.6-2.8 ft @ 12sec

LONG-TERM TEHUANTEPEC
WEDNESDAY - NNW 14-18, Seas SSW 1.6-2.8 ft @ 12sec
THURSDAY - Not available yet
FRIDAY - Not available yet
SATURDAY - NNW 35-44, Seas N/A ?-? ft @ ?
SUNDAY - N 37-46, Seas N/A ?-? ft @ ?