Mazatlan to Banderas Bay Forecast
May 18, 2026, 3:01 am (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.
...GALE WARNING...
.WITHIN 31N113W TO 31N114W TO 31N115W TO 30N115W TO 30N114W TO
31N113W...INCLUDING THE GULF OF CALIFORNIA... SW WINDS 25 TO 35
KT. SEAS LESS THAN 2.5 M.
.06 HOUR FORECAST WITHIN 31N113W TO 31N114W TO 30N115W TO
29N114W TO 30N113W TO 31N113W...INCLUDING THE GULF OF
CALIFORNIA... S TO SW WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 31N113W TO 31N114W TO 31N115W TO 30N115W TO 30N114W TO
31N113W...INCLUDING THE GULF OF CALIFORNIA... SW WINDS 25 TO 35
KT. SEAS LESS THAN 2.5 M.
.06 HOUR FORECAST WITHIN 31N113W TO 31N114W TO 30N115W TO
29N114W TO 30N113W TO 31N113W...INCLUDING THE GULF OF
CALIFORNIA... S TO SW WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
NORTHERN GULF OF CALIFORNIA GALE WARNING: A TROUGH MOVING ACROSS THE LOWER COLORADO RIVER
VALLEY ASSOCIATED WITH DEEP 988 MB LOW PRESSURE NEAR LAS VEGAS IS SUPPORTING
STRONG TO GALE FORCE GAP WINDS INTO THE NORTHERN GULF OF CALIFORNIA
TONIGHT. WINDS WILL DIMINISH THROUGH MON AS 1033 MB HIGH PRESSURE
OFF SOUTHERN CALIFORNIA BUILDS OVER THE REGION IN THE WAKE OF THE
TROUGH.
IN ADDITION THE GALE FORCE WINDS MENTIONED IN THE SPECIAL
FEATURES SECTION, THE PATTERN IS SUPPORTING FRESH NW WINDS OFF
BAJA CALIFORNIA NORTE, COINCIDENT WITH THE LARGE NW SWELL. GENTLE
TO MODERATE BREEZES ARE NOTED ELSEWHERE. COMBINED SEAS ARE 5-7 FT
OFF BAJA CALIFORNIA SUR, WITH 4-6 FT OFF SOUTHERN MEXICO AND 1-3
FT OVER THE CENTRAL AND SOUTHERN GULF OF CALIFORNIA.
SIGNIFICANT SWELL EVENT WEST OF BAJA CALIFORNIA NORTE:
VERY LARGE, LONG-PERIOD NW SWELL IS CAUSING VERY ROUGH SEAS OF 12
TO 16 FT, NORTH OF 27N AND EAST OF 125W, INCLUDING WATERS NEAR
GUADALUPE ISLAND. THIS SWELL WILL CONTINUE TO PROPAGATE SOUTHWARD
THROUGH THIS EVENING, CAUSING VERY ROUGH SEAS TO REACH NEAR 26N
LATE TONIGHT. AS THE NW SWELL GRADUALLY DECAYS AND RETREATS
NORTHWARD MON THROUGH MON NIGHT, SEAS SHOULD SUBSIDE BELOW 12 FT
BY LATE MON NIGHT.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - W 6-8, Seas SSW 1.5-3.4 ft @ 14sec
TONITE - NW 2-2, Seas SSW --? ft @ 14sec
TUESDAY - WNW 9-11, Seas SSW 1.5-3.3 ft @ 13sec
TUESDAY NIGHT - NW 2-2, Seas SSW --? ft @ 14sec
LONG-TERM MAZATLAN TO BAHIA BANDERAS
WEDNESDAY - WNW 9-11, Seas SSW 1.2-3.3 ft @ 15sec
THURSDAY - WNW 7-9, Seas SSW 1.1-3.1 ft @ 18sec
FRIDAY - Not available yet
SATURDAY - NW 10-12, Seas N/A ?-? ft @ ?
SUNDAY - WNW 10-12, Seas N/A ?-? ft @ ?