Mazatlan to Banderas Bay Forecast
October 25, 2026, 2:00 am (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.
...HURRICANE WARNING...
.HURRICANE VANCE NEAR 13.7N 103.4W 977 MB AT 0300 UTC OCT 25
MOVING NNW OR 340 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 80 KT
GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NW AND SE
QUADRANTS...130 NM NE QUADRANT AND 80 NM SW QUADRANT. SEAS 4 M
OR GREATER WITHIN 210 NM OF CENTER EXCEPT 180 NM NW QUADRANT
WITH SEAS TO 10.0 M. ELSEWHERE WITHIN 17N99W TO 18N105W TO
13N108W TO 10N106W TO 10N102W TO 12N99W TO 17N99W WINDS 20 TO 33
KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 16N97W TO
20N110W TO 12N113W TO 05N106W TO 07N99W TO 12N95W TO 16N97W
...INCLUDING NEAR CABO CORRIENTES...WINDS 20 KT OR LESS. SEAS
2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE VANCE NEAR 15.1N 104.2W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 120 NM NE QUADRANT...100 NM SE QUADRANT...70 NM SW
QUADRANT...AND 110 NM NW QUADRANT. SEAS 4 M OR GREATER OVER
FORECAST WATERS WITHIN 180 NM OF CENTER...EXCEPT 210 NM NW
QUADRANT WITH SEAS TO 9.0 M. ELSEWHERE WITHIN 17N100W TO 20N105W
TO 18N108W TO 13N107W TO 12N103W TO 13N101W TO 17N100W...
INCLUDING NEAR CABO CORRIENTES...WINDS 20 TO 33 KT. SEAS 2.5 TO
4.0 M. REMAINDER OF AREA WITHIN 17N99W TO 21N106W TO 20N109W TO
14N113W TO 07N104W TO 12N98W TO 17N99W WINDS 20 KT OR LESS. SEAS
2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE VANCE NEAR 16.1N 104.8W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 80 NM NW AND SE QUADRANTS...90 NM NE QUADRANT AND 60 NM SW
QUADRANT. SEAS 4 M OR GREATER OVER FORECAST WATERS WITHIN 180 NM
OF CENTER...EXCEPT 150 NM NE QUADRANT WITH SEAS TO 8.0 M.
ELSEWHERE WITHIN 17N100W TO 20N105W TO 17N108W TO 15N108W TO
13N105W TO 14N101W TO 17N100W...INCLUDING NEAR CABO CORRIENTES
...WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN
17N99W TO 21N109W TO 17N113W TO 12N111W TO 11N105W TO 13N101W TO
17N99W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
...GALE WARNING...
.WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO 14N95W TO 14N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 25
TO 35 KT. SEAS 3.0 TO 4.0 M. ELSEWHERE WITHIN 15N94W TO 16N94W
TO 16N97W TO 14N97W TO 12N97W TO 13N95W TO 15N94W N TO NE WINDS
20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
ASIDE FROM THE GULF OF TEHUANTEPEC AND VANCE, GENTLE TO MODERATE
NORTHWEST TO NORTH WINDS ARE WEST OF THE BAJA CALIFORNIA
PENINSULA. SEAS WITH THESE WINDS ARE 5 TO 7 FT IN NORTHWEST
SWELL. GENTLE TO MODERATE WINDS ARE ACROSS THE REMAINDER OF THE
WATERS, WITH SLIGHT SEAS IN THE GULF OF CALIFORNIA, AND MODERATE
SEAS OVER THE REMAINDER OF THE WATERS OUTSIDE THE VANCE AND THE
GULF OF TEHUANTEPEC SEA CONDITIONS.
FOR THE FORECAST, HURRICANE VANCE WILL MOVE TO 14.2N 103.7W SUN
MORNING, 15.1N 104.2W SUN EVENING, 15.6N 104.6W MON MORNING,
16.1N 104.8W MON EVENING, 16.5N 105.0W TUE MORNING, AND WEAKEN TO
A TROPICAL STORM NEAR 17.3N 105.2W TUE EVENING. VANCE WILL
CHANGE LITTLE IN INTENSITY AS IT MOVES TO 18.4N 105.6W LATE WED.
ELSEWHERE, WINDS ARE LIKELY TO PULSE TO GALE-FORCE THROUGH MON
NIGHT OVER THE GULF OF TEHUANTEPEC AS A TIGHT PRESSURE GRADIENT
REMAINS IN PLACE, THEN PULSING TO FRESH TO STRONG THROUGH AT
LEAST THE MIDDLE PORTION OF THE UPCOMING WEEK. MODERATE OR WEAKER
WINDS ALONG WITH MODERATE SEAS WILL PREVAIL ELSEWHERE AWAY FROM
VANCE AND THE GULF OF TEHUANTEPEC, EXCEPT MAINLY SLIGHT SEAS IN
THE GULF OF CALIFORNIA GOING INTO THE EARLY PART OF THE UPCOMING
WEEK.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - SW 6-7, Seas SSE 0-2.5 ft @ 13sec
TONITE - NNW 4-5, Seas SSE 0-1.9 ft @ 12sec
MONDAY - NNW 6-7, Seas SSE 0-1.8 ft @ 12sec
MONDAY NIGHT - NE 5-6, Seas SSE 0-2 ft @ 12sec
LONG-TERM MAZATLAN TO BAHIA BANDERAS
TUESDAY - ENE 6-7, Seas SSE 0-2.2 ft @ 11sec
WEDNESDAY - NW 7-9, Seas SSE 0-2.9 ft @ 11sec
THURSDAY - NNW 10-12, Seas SSE 1.3-2.6 ft @ 11sec
FRIDAY - NNW 7-9, Seas SSE 0-2.1 ft @ 11sec
SATURDAY - NNW 7-9, Seas SSW 0-3.4 ft @ 15sec