Tehuantepec Forecast

December 13, 2025, 3:00 pm (UTC: -05:00)
Subject: Tehuantepec Forecast

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

.WARNINGS.

...GALE WARNING...
.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 14N95W TO 14N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC... N TO NE WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 30 TO 35
KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 16N94W TO 16N95W TO
16N96W TO 14N97W TO 14N95W TO 14N94W TO 16N94W N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC... N WINDS 30 TO 35 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE
WITHIN 15N93W TO 16N95W TO 12N99W TO 11N97W TO 13N94W TO
15N93W N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.

.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 14N95W TO 14N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC... N TO NE WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 30 TO 35
KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 16N94W TO 16N95W TO
16N96W TO 14N97W TO 14N95W TO 14N94W TO 16N94W N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC... N WINDS 30 TO 35 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE
WITHIN 15N93W TO 16N95W TO 12N99W TO 11N97W TO 13N94W TO
15N93W N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.

GULF OF TEHUANTEPEC GALE WARNING: A COLD FRONT WILL SHIFT ACROSS
THE GULF OF AMERICA SUNDAY. HIGH PRESSURE WILL BUILD IN THE WAKE
OF THE FRONT. THE PRESSURE GRADIENT BETWEEN THIS BUILDING HIGH
PRESSURE AND THE EASTERN NORTH PACIFIC MONSOON TROUGH WILL USHER
IN THE NEXT GULF OF TEHUANTEPEC GALE- FORCE GAP WIND EVENT. FRESH
TO STRONG WINDS OVER THE TEHUANTEPEC REGION WILL INCREASE TO GALE
FORCE SUNDAY NIGHT. THE AREA OF HIGH PRESSURE WILL SHIFT EASTWARD
AND WEAKEN MONDAY NIGHT. THIS WILL LOOSEN THE PRESSURE GRADIENT
AND DIMINISH WINDS BELOW GALE FORCE BY TUE MORNING. ROUGH SEAS
WILL DEVELOP SUN NIGHT AND CONTINUE THROUGH TUE NIGHT, PEAKING
AROUND 13-14 FT (4 M). CONDITIONS WILL IMPROVE THE MIDDLE OF
NEXT WEEK.
A GALE WARNING IS IN EFFECT IN THE GULF OF TEHUANTEPEC. PLEASE
SEE THE SPECIAL FEATURE SECTION FOR MORE DETAILS.
FRESH TO LOCALLY STRONG WINDS ARE OVER AND DOWNSTREAM THE GULF
OF TEHUANTEPEC. ELSEWHERE, A WEAK PRESSURE GRADIENT ACROSS THE
AREA IS SUPPORTING LIGHT TO GENTLE WINDS OFFSHORE SW MEXICO, AND
GENTLE TO LOCALLY MODERATE WINDS ELSEWHERE. MODERATE SEAS ARE
WEST OF THE BAJA CALIFORNIA PENINSULA AS WELL AS OVER THE GULF OF
TEHUANTEPEC. SLIGHT SEAS PREVAIL ELSEWHERE.
FOR THE FORECAST, FRESH TO STRONG NORTHERLY WINDS WILL DEVELOP
OVER THE GULF OF TEHUANTEPEC TODAY, INCREASING TO GALE- FORCE SUN
EVENING. THE GALE FORCE WINDS WILL CONTINUE THROUGH EARLY TUE.
ELSEWHERE, MAINLY GENTLE TO MODERATE WINDS AND MODERATE SEAS WILL
PREVAIL THROUGH THE MIDDLE OF NEXT WEEK. FRESHEN TO LOCALLY
STRONG NORTHERLY WINDS AND ROUGH SEAS WILL DEVELOP OVER THE
OFFSHORE WATERS OF BAJA CALIFORNIA NORTE BY THE MIDDLE OF NEXT
WEEK.

SHORT-TERM TEHUANTEPEC
TODAY - NNW 17-21, Seas SW 2.1-3.4 ft @ 17sec
TONITE - NNW 11-14, Seas SW 1.9-3.3 ft @ 17sec
SUNDAY - N 20-25, Seas NW 3.8-4.8 ft @ 6sec
SUNDAY NIGHT - N 20-25, Seas NNW 6.1-6.8 ft @ 7sec

LONG-TERM TEHUANTEPEC
MONDAY - N 25-31, Seas NNW 9.9-10.2 ft @ 7sec
TUESDAY - N 25-31, Seas NNW 10.4-10.7 ft @ 8sec
WEDNESDAY - NNW 18-23, Seas SW 5.1-5.6 ft @ 14sec
THURSDAY - N 12-15, Seas SW 2.4-3.4 ft @ 13sec
FRIDAY - N 14-17, Seas N/A ?-? ft @ ?