Mazatlan to Banderas Bay Forecast
July 2, 2026, 9:01 pm (UTC: -04:00)
Subject: Mazatlan to Banderas Bay Forecast
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This forecast has not been reviewed. It was generated from an automatic model.
.WARNINGS.
...TROPICAL STORM WARNING...
.TROPICAL STORM DOUGLAS NEAR 18.0N 127.4W 1003 MB AT 2100 UTC
JUL 02 MOVING NNW OR 345 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 35
KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM OF
CENTER EXCEPT 0 NM SW QUADRANT. SEAS TO 4 M WITHIN 75 NM S
SEMICIRCLE...100 NM NE QUADRANT AND 90 NM NW QUADRANT. ELSEWHERE
WITHIN 21N123W TO 22N129W TO 19N131W TO 17N129W TO 17N126W TO
19N126W TO 21N123W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M IN SE
SWELL. REMAINDER OF AREA WITHIN 22N122W TO 24N126W TO 23N134W TO
15N137W TO 11N129W TO 12N125W TO 22N122W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW DOUGLAS NEAR 20.0N
128.1W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 24N127W
TO 24N129W TO 21N131W TO 21N129W TO 19N128W TO 21N127W TO
24N127W NE TO E WINDS 20 TO 30 KT. SEAS 3.0 TO 3.5 M IN N SWELL.
ELSEWHERE WITHIN 22N122W TO 28N131W TO 27N135W TO 19N137W TO
15N136W TO 14N131W TO 22N122W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN N TO NE SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW DOUGLAS NEAR 21.8N
129.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 24N129W
TO 25N130W TO 25N131W TO 23N133W TO 22N132W TO 24N129W NE WINDS
20 TO 25 KT. SEAS 3.0 TO 3.5 M IN N TO NE SWELL. ELSEWHERE WITHIN
26N127W TO 27N136W TO 22N137W TO 17N135W TO 18N131W TO 22N127W
TO 26N127W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE
SWELL.
A BROAD SURFACE RIDGE EXTENDS FROM THE NORTHEAST PACIFIC WELL
NORTH OF THE HAWAIIAN ISLANDS, SOUTHEASTWARD THROUGH 30N135W,
THEN WEAKLY SOUTH- SOUTHEASTWARD TO THE REVILLAGIGEDO ISLANDS.
THIS PRESSURE PATTERN IS SUPPORTING GENTLE TO MODERATE NORTHERLY
WINDS AND SEAS OF 5 TO 6 FT IN NW SWELL ACROSS THE BAJA
CALIFORNIA WATERS. N TO NE GAP WINDS ACROSS TEHUANTEPEC HAVE
BECOME MODERATE TO FRESH THIS AFTERNOON AND EXTEND TO NEAR 15N,
WHERE SEAS ARE 5 TO 7 FT SEAS IN SW SWELL. GENTLE TO MODERATE SW
TO S WINDS CONTINUE ACROSS THE NORTHERN GULF OF CALIFORNIA, WHERE
SEAS ARE 3 FT OR LESS. LIGHT TO GENTLE WINDS ARE ONGOING
ELSEWHERE ACROSS THE MEXICAN OFFSHORE WATERS, INCLUDING THE
REMAINDER OF THE GULF OF CALIFORNIA. SEAS ARE MODERATE IN SW
SWELL IN THE REMAINDER OFFSHORES, EXCEPT SLIGHT IN THE GULF OF
CALIFORNIA.
FOR THE FORECAST, THE SURFACE RIDGE EXTENDING INTO THE REGION WILL
DRIFT SW AND WEAKEN THROUGH EARLY SUN, PRODUCING GENTLE TO
MODERATE WINDS ACROSS THE BAJA CALIFORNIA WATERS, BECOMING
LOCALLY FRESH ALONG THE COASTS EACH EVENING. AS THE REMNANTS OF
TROPICAL STORM DOUGLAS SHIFT W OF 135W ON SUN, THE RIDGE WILL
BUILD MODESTLY ACROSS THE BAJA WATERS TO PRODUCE MODERATE TO
FRESH NW TO N WINDS ACROSS THOSE AREA WATERS SUN AND MON. NW
SWELL MOVING ACROSS THE BAJA WATERS WILL MAINTAIN MODERATE SEAS
THROUGH THROUGH THE WEEKEND, AS IT MIXES WITH CROSS- EQUATORIAL
SW SWELL. FRESH TO STRONG N GAP WINDS WILL PULSE NIGHTLY IN THE
TEHUANTEPEC REGION THROUGH SUN.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - SW 6-7, Seas SSW 0.8-3.7 ft @ 15sec
TONITE - WNW 6-8, Seas SSW --? ft @ 16sec
SATURDAY - WSW 6-8, Seas SSW 0.8-3.8 ft @ 19sec
SATURDAY NIGHT - WNW 6-8, Seas SSW --? ft @ 16sec
LONG-TERM MAZATLAN TO BAHIA BANDERAS
SUNDAY - Not available yet
MONDAY - WNW 6-7, Seas SSW 0.8-4.2 ft @ 19sec
TUESDAY - NW 1-1, Seas N/A ?-? ft @ ?
WEDNESDAY - W 6-8, Seas N/A ?-? ft @ ?
THURSDAY - Not available yet