Tehuantepec Forecast

October 9, 2026, 8:00 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.

...HURRICANE WARNING...
.HURRICANE SIMON NEAR 16.2N 104.7W 966 MB AT 2100 UTC OCT 09 MOVING
NW OR 325 DEG AT 2 KT. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT.
TROPICAL STORM FORCE WINDS WITHIN 70 NM OF CENTER EXCEPT 60 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM N SEMICIRCLE...90 NM SE
QUADRANT AND 75 NM SW QUADRANT WITH SEAS TO 8.0 M. ELSEWHERE FROM
13N TO 18.5N BETWEEN 102W AND 107W WINDS 20 TO 33 KT. SEAS 3.0 TO
4.0 M. REMAINDER OF THE AREA FROM 11N TO 19N BETWEEN 100W AND 109W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE SIMON NEAR 17.5N 105.0W. MAXIMUM
SUSTAINED WINDS 125 KT GUSTS 150 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM E SEMICIRCLE...60 NM SW QUADRANT AND 70 NM NW QUADRANT.
SEAS 4 M OR GREATER WITHIN 180 NM OF CENTER EXCEPT 90 NM NE QUADRANT
WITH SEAS TO 10.0 M. ELSEWHERE FROM 15N TO 19N BETWEEN 101 AND 108W
WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF THE AREA FROM 11N
TO 22N BETWEEN 101W AND 111W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M
IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE SIMON INLAND NEAR 20.0N 105.3W.
MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM E SEMICIRCLE...60 NM SW QUADRANT AND 70 NM NW
QUADRANT. OVER FORECAST WATERS SEAS 4 M OR GREATER FROM 17N TO 21N
BETWEEN 105W AND 107W WITH SEAS TO 7.0 M. ELSEWHERE OVER FORECAST
WATERS FROM 19N TO 21N E OF 106W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0
M. REMAINDER OF THE AREA FROM 12N TO 23N BETWEEN 102W AND 111W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.

...TROPICAL STORM WARNING...
.TROPICAL STORM RACHEL NEAR 23.3N 124.0W 995 MB AT 2100 UTC OCT 09
MOVING NE OR 055 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55
KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM N SEMICIRCLE AND 60 NM S
SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 90 NM E SEMICIRCLE AND 180 NM
W SEMICIRCLE WITH SEAS TO 6.0 M. ELSEWHERE FROM 20N TO 25N BETWEEN
122W AND 128W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF THE
AREA FROM 18N TO 30N BETWEEN 121W AND 137W WINDS 20 KT OR LESS. SEAS
2.5 TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM RACHEL NEAR 26.7N 119.4W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 80 NM NE QUADRANT...90 NM SE QUADRANT...70 NM SW
QUADRANT...AND 60 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM
OF CENTER EXCEPT 180 NM SW QUADRANT WITH SEAS TO 6.0 M. ELSEWHERE
FROM 22N TO 28N BETWEEN 116W AND 122W WINDS 20 TO 33 KT. SEAS 3.0 TO
4.0 M. REMAINDER OF THE AREA FROM 17N TO 27N BETWEEN 117W AND
128W...AND N OF 19N BETWEEN 128W AND 138W WINDS 20 KT OR LESS. SEAS
2.5 TO 3.0 M IN MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL RACHEL WELL N OF AREA NEAR 36.4N
115.0W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM
FORCE WINDS WITHIN 60 NM NE QUADRANT...80 NM SE QUADRANT...30 NM SW
QUADRANT...AND 20 NM NW QUADRANT. OVER FORECAST WATERS N OF 12N
BETWEEN 111W AND 120W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MIXED SWELL. N OF A LINE FROM 28N120W TO 22N131W TO 24N140W WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M PRIMARILY IN NW SWELL.

SHORT-TERM TEHUANTEPEC
TODAY - WNW 6-7, Seas SSW 0-4.5 ft @ 18sec
TONITE - NNW 15-19, Seas SSW 0-5 ft @ 18sec
SATURDAY - NNW 15-19, Seas SSW 0-5 ft @ 18sec
SATURDAY NIGHT - ENE 4-5, Seas SSW 0-5.7 ft @ 16sec

LONG-TERM TEHUANTEPEC
SUNDAY - NNW 12-15, Seas SSW 0-6 ft @ 15sec
MONDAY - NNW 13-16, Seas SSW 0-6.1 ft @ 19sec
TUESDAY - NNW 14-18, Seas SSW 0-5.8 ft @ 15sec
WEDNESDAY - N 9-11, Seas SSW 0-5.7 ft @ 15sec
THURSDAY - NE 6-7, Seas SSW 0-5.2 ft @ 14sec