Mazatlan to Banderas Bay Forecast
September 1, 2026, 2:00 pm (UTC: -05:00)
Subject: Mazatlan to Banderas Bay Forecast
Questions/Comments visit https://svsarana.com
This forecast has not been reviewed. It was generated from an automatic model.
.WARNINGS.
...HURRICANE WARNING...
.HURRICANE KARINA NEAR 18.1N 129.0W 945 MB AT 1500 UTC SEP 01
MOVING W OR 270 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 120 KT
GUSTS 145 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM N
SEMICIRCLE...80 NM SE QUADRANT AND 90 NM SW QUADRANT. SEAS 4 M
OR GREATER WITHIN 210 NM NE AND SW QUADRANTS...240 NM NW
QUADRANT AND 180 NM SE QUADRANT WITH SEAS TO 11.0 M. ELSEWHERE
WITHIN 24N127W TO 24N129W TO 22N132W TO 17N131W TO 16N127W TO
19N125W TO 24N127W WINDS 20 TO 33 KT. SEAS 4.0 TO 7.0 M.
REMAINDER OF AREA WITHIN 19N122W TO 26N130W TO 24N140W TO
15N137W TO 07N140W TO 12N125W TO 19N122W WINDS 20 KT OR LESS.
SEAS 2.5 TO 4.0 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE KARINA NEAR 18.8N 132.4W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS
WITHIN 100 NM N SEMICIRCLE...80 NM SE QUADRANT AND 70 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 270 NM IN NW QUADRANT...240
NM IN NE AND SW QUADRANTS...AND 150 NM IN SE QUADRANT WITH SEAS
TO 11 M. ELSEWHERE WITHIN 24N130W TO 25N135W TO 23N137W TO
19N136W TO 16N131W TO 20N129W TO 24N130W WINDS 20 TO 33 KT. SEAS
3.5 TO 6.0 M. REMAINDER OF AREA WITHIN 22N125W TO 26N128W TO
26N140W TO 14N140W TO 08N135W TO 10N127W TO 22N125W WINDS 20 KT
OR LESS. SEAS 2.5 TO 4.0 M MIXED SWELL.
.48 HOUR FORECAST HURRICANE KARINA NEAR 19.5N 136.1W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS
WITHIN 110 NM NE QUADRANT...80 NM SE QUADRANT...70 NM SW
QUADRANT...AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 270
NM NE QUADRANT...180 NM SE QUADRANT...240 NM SW QUADRANT AND 300
NM NW QUADRANT WITH SEAS TO 12.0 M. ELSEWHERE WITHIN 23N132W TO
26N140W TO 20N140W TO 17N138W TO 17N134W TO 20N132W TO 23N132W
WINDS 20 TO 33 KT. SEAS 3.5 TO 6.0 M. REMAINDER OF AREA WITHIN
25N129W TO 29N140W TO 08N140W TO 09N126W TO 16N131W TO 25N129W
WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL.
...HURRICANE WARNING...
.TROPICAL STORM MARIE NEAR 15.0N 108.7W 1002 MB AT 1500 UTC SEP
01 MOVING NW OR 315 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE
QUADRANT...160 NM SE QUADRANT...180 NM SW QUADRANT...AND 0 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 30 NM W SEMICIRCLE...150
NM NE QUADRANT AND 120 NM SE QUADRANT WITH SEAS TO 5.0 M.
ELSEWHERE WITHIN 16N105W TO 19N109W TO 18N111W TO 12N110W TO
11N107W TO 14N105W TO 16N105W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0
M. REMAINDER OF AREA WITHIN 15N105W TO 19N107W TO 19N111W TO
16N112W TO 10N110W TO 11N105W TO 15N105W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM MARIE NEAR 17.1N 111.2W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE
WINDS WITHIN 130 NM NE QUADRANT...140 NM SE QUADRANT...160 NM SW
QUADRANT...AND 60 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 210
NM NE QUADRANT...165 NM SE QUADRANT...120 NM SW QUADRANT AND 165
NM NW QUADRANT WITH SEAS TO 7.5 M. ELSEWHERE WITHIN 19N107W TO
21N112W TO 18N116W TO 14N114W TO 13N111W TO 15N108W TO 19N107W
WINDS 20 TO 33 KT. SEAS 3.0 TO 5.0 M. REMAINDER OF AREA WITHIN
19N105W TO 22N111W TO 18N116W TO 12N113W TO 11N109W TO 13N106W TO
19N105W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M MIXED SWELL.
.36 HOUR FORECAST HURRICANE MARIE NEAR 18.0N 112.4W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT.
.48 HOUR FORECAST HURRICANE MARIE NEAR 19.0N 113.9W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS
WITHIN 130 NM S SEMICIRCLE...140 NM NE QUADRANT AND 110 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 330 NM NE QUADRANT...240 NM
SE QUADRANT AND 210 NM W SEMICIRCLE WITH SEAS TO 10.0 M.
ELSEWHERE WITHIN 22N110W TO 23N117W TO 22N119W TO 16N119W TO
15N112W TO 19N109W TO 22N110W WINDS 20 TO 33 KT. SEAS 3.0 TO 5.5
M IN SE SWELL. WITHIN 24N108W TO 25N113W TO 22N120W TO 12N116W TO
12N109W TO 16N106W TO 24N108W WINDS 20 KT OR LESS. SEAS 2.5 TO
4.5 M IN MIXED SWELL.
FOR THE FORECAST, TROPICAL STORM MARIE IS NEAR 15.0N 108.7W AT 8
AM PDT, AND IS MOVING NORTHWEST AT 8 KT. MAXIMUM SUSTAINED WINDS
ARE 40 KT WITH GUSTS TO 50 KT, AND THE MINIMUM CENTRAL PRESSURE
IS 1002 MB. MARIE WILL MOVE TO 16.0N 109.8W THIS EVENING, 17.1N
111.2W WED MORNING, STRENGTHEN TO A HURRICANE NEAR 18.0N 112.4W
WED EVENING, 19.0N 113.9W THU MORNING, 19.7N 115.6W THU EVENING,
AND 20.3N 117.0W FRI MORNING. MARIE WILL CHANGE LITTLE IN
INTENSITY AS IT MOVES TO THE 21.4N 119.8W EARLY SAT. ELSEWHERE,
A TIGHTER PRESSURE GRADIENT WILL RESULT IN FRESH TO LOCALLY
STRONG SOUTHERLY WINDS AND MODERATE SEAS IN THE NORTHERN GULF OF
CALIFORNIA TUE NIGHT INTO FRI NIGHT.
TROPICAL STORM MARIE IS CENTERED NEAR 15.0N 108.7W AT 01/1500
UTC, MOVING NORTHWEST AT 8 KT. ESTIMATED MINIMUM CENTRAL
PRESSURE IS 1002 MB. MAXIMUM SUSTAINED WIND SPEED IS 40 KT WITH
GUSTS TO 50 KT. PEAK SEAS ARE AROUND 16 FT. NUMEROUS MODERATE TO
SCATTERED STRONG CONVECTION IS NOTED FROM 10N TO 17N BETWEEN
105W AND 115W. MARIE IS MOVING TOWARD THE NORTHWEST NEAR 7 KT,
AND A TURN TOWARD THE WEST-NORTHWEST IS EXPECTED ON THURSDAY.
GRADUAL STRENGTHENING IS FORECAST, AND MARIE IS EXPECTED TO
BECOME A HURRICANE BY WEDNESDAY NIGHT. SWELLS GENERATED BY MARIE
WILL AFFECT PORTIONS OF THE COAST OF SOUTHWEST MEXICO AND THE
BAJA CALIFORNIA PENINSULA FOR THE NEXT FEW DAYS AND WILL LIKELY
SPREAD NORTHWARD TO SOUTHERN CALIFORNIA OVER THE WEEKEND. THESE
SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT
CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER
OFFICE
PLEASE READ THE LATEST HIGH SEAS FORECAST ISSUED BY THE NATIONAL
HURRICANE CENTER AT WEBSITE -
HTTPS://WWW.NHC.NOAA.GOV/TEXT/MIAHSFEP2.SHTML AND THE LATEST NHC
TROPICAL WEATHER OUTLOOK AT WWW.HURRICANES.GOV FOR MORE DETAILS.
ASIDE FROM THE IMPACTS OF MARIE, MODERATE NORTHERLY WINDS AND
MODERATE SEAS ARE OCCURRING OFF NORTHERN BAJA CALIFORNIA, WHILE
LIGHT TO GENTLE WINDS AND SLIGHT TO MODERATE SEAS PREVAIL
ELSEWHERE, INCLUDING THE GULFS OF CALIFORNIA AND TEHUANTEPEC.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
DATA NOTE - Using cached forecast from 6 hours ago.
TODAY - SW 6-8, Seas SSW 0-4.9 ft @ 12sec
TONITE - ENE 8-10, Seas SSW 0-5.5 ft @ 11sec
WEDNESDAY - ENE 8-10, Seas SSW 0-5.5 ft @ 11sec
WEDNESDAY NIGHT - SSW 4-5, Seas SSW 0-6.7 ft @ 11sec
LONG-TERM MAZATLAN TO BAHIA BANDERAS
THURSDAY - E 6-7, Seas SW 0-6.6 ft @ 11sec
FRIDAY - WNW 7-9, Seas SSW 0-6.2 ft @ 16sec
SATURDAY - NW 11-14, Seas SSW 0-5.7 ft @ 15sec
SUNDAY - NNW 8-10, Seas SSW 1.8-5.6 ft @ 15sec
MONDAY - NNE 7-9, Seas SSW 1.2-3.9 ft @ 14sec