Mazatlan to Banderas Bay Forecast
September 3, 2026, 2:00 pm (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 KARINA NEAR 19.8N 136.7W 961 MB AT 1500 UTC SEP 03
MOVING W OR 280 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 100 KT
GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM N
SEMICIRCLE AND 80 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 240
NM NE QUADRANT...200 NM SE QUADRANT...280 NM SW QUADRANT...AND
300 NM NW QUADRANT WITH SEAS TO 13 M. ELSEWHERE OVER FORECAST
WATERS...WITHIN 24N131W TO 26N136W TO 26N140W TO 19N140W TO
17N138W TO 18N133W TO 24N131W NE TO E WINDS 20 TO 33 KT. SEAS 3.0
TO 4.0 M. REMAINDER OF AREA...WITHIN 25N130W TO 28N140W TO
17N136W TO 18N140W TO 08N140W TO 08N129W TO 25N130W WINDS 20 KT
OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE KARINA NEAR 20.6N 139.7W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS
WITHIN 110 NM N SEMICIRCLE AND 80 NM S SEMICIRCLE. SEAS 4 M OR
GREATER WITHIN 270 NM W SEMICIRCLE...210 NM NE QUADRANT...AND 180
NM SE QUADRANT WITH SEAS TO 11 M. ELSEWHERE OVER FORECAST
WATERS...WITHIN 23N136W TO 25N140W TO 22N140W TO 22N138W TO
18N140W TO 20N136W TO 23N136W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0
M. REMAINDER OF AREA...WITHIN 22N132W TO 25N133W TO 29N140W TO
13N140W TO 14N136W TO 22N132W WINDS 20 KT OR LESS. SEAS 2.5 TO
4.0 M IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE KARINA NEAR 21.6N 142.5W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 110 NM N SEMICIRCLE AND 80 NM S SEMICIRCLE. SEAS 4 M OR
GREATER WITHIN 240 NM W SEMICIRCLE...180 NM NE QUADRANT...AND 150
NM SE QUADRANT WITH SEAS TO 9 M. ELSEWHERE OVER FORECAST
WATERS...WITHIN 23N139W TO 24N139W TO 24N140W TO 20N140W TO
21N139W TO 23N139W WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M.
REMAINDER OF AREA...WITHIN 24N135W TO 28N140W TO 21N139W TO
16N140W TO 19N138W TO 22N134W TO 24N135W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.5 M IN MIXED SWELL.
...HURRICANE WARNING...
.HURRICANE MARIE NEAR 19.2N 114.9W 976 MB AT 1500 UTC SEP 03
MOVING WNW OR 290 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 80 KT
GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 190 NM NE
QUADRANT...200 NM SE QUADRANT...100 NM SW QUADRANT...AND 120 NM
NW QUADRANT. SEAS 4 M OR GREATER WITHIN 290 NM NE QUADRANT...210
NM SE QUADRANT...150 NM SW QUADRANT...AND 260 NM NW QUADRANT WITH
SEAS TO 11 M. ELSEWHERE...WITHIN 22N111W TO 23N116W TO 19N119W
TO 16N117W TO 15N111W TO 18N109W TO 22N111W WINDS 20 TO 33 KT.
SEAS 3.0 TO 4.0 M. REMAINDER OF AREA...WITHIN 21N107W TO 27N115W
TO 22N121W TO 17N120W TO 13N112W TO 17N108W TO
21N107W...INCLUDING NEAR CABO CORRIENTES AND THE GULF OF
CALIFORNIA...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED
SWELL.
.24 HOUR FORECAST HURRICANE MARIE NEAR 20.0N 117.4W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS
WITHIN 180 NM NE QUADRANT...170 NM SE QUADRANT...120 NM SW
QUADRANT...AND 140 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 300
NM NE QUADRANT...240 NM SE QUADRANT...180 NM SW QUADRANT...AND
270 NM NW QUADRANT WITH SEAS TO 12.5 M. ELSEWHERE...WITHIN
22N113W TO 24N121W TO 21N123W TO 18N121W TO 15N118W TO 16N113W TO
22N113W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF
AREA...WITHIN 23N110W TO 30N117W TO 26N126W TO 20N127W TO 11N120W
TO 13N111W TO 23N110W...INCLUDING SEBASTIAN VIZCAINO BAY AND
WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN
MIXED SWELL.
.48 HOUR FORECAST HURRICANE MARIE NEAR 21.4N 119.9W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM E SEMICIRCLE...120 NM SW QUADRANT AND 140 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 300 NM NE QUADRANT...240 NM
SE QUADRANT...180 NM SW QUADRANT...AND 270 NM NW QUADRANT WITH
SEAS TO 12.5 M. ELSEWHERE...WITHIN 22N115W TO 26N120W TO 23N126W
TO 19N124W TO 17N120W TO 18N115W TO 22N115W WINDS 20 TO 33 KT.
SEAS 3.0 TO 4.0 M. REMAINDER OF AREA OVER FORECAST
WATERS...WITHIN 23N110W TO 30N119W TO 30N128W TO 25N133W TO
12N125W TO 11N116W TO 23N110W...INCLUDING SEBASTIAN VIZCAINO BAY
AND WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5
M IN MIXED SWELL.
.HURRICANE MARIE NEAR 19.2N 114.9W 976 MB AT 1500 UTC SEP 03
MOVING WNW OR 290 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 80 KT
GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 190 NM NE
QUADRANT...200 NM SE QUADRANT...100 NM SW QUADRANT...AND 120 NM
NW QUADRANT. SEAS 4 M OR GREATER WITHIN 290 NM NE QUADRANT...210
NM SE QUADRANT...150 NM SW QUADRANT...AND 260 NM NW QUADRANT WITH
SEAS TO 11 M. ELSEWHERE...WITHIN 22N111W TO 23N116W TO 19N119W
TO 16N117W TO 15N111W TO 18N109W TO 22N111W WINDS 20 TO 33 KT.
SEAS 3.0 TO 4.0 M. REMAINDER OF AREA...WITHIN 21N107W TO 27N115W
TO 22N121W TO 17N120W TO 13N112W TO 17N108W TO
21N107W...INCLUDING NEAR CABO CORRIENTES AND THE GULF OF
CALIFORNIA...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED
SWELL.
.24 HOUR FORECAST HURRICANE MARIE NEAR 20.0N 117.4W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS
WITHIN 180 NM NE QUADRANT...170 NM SE QUADRANT...120 NM SW
QUADRANT...AND 140 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 300
NM NE QUADRANT...240 NM SE QUADRANT...180 NM SW QUADRANT...AND
270 NM NW QUADRANT WITH SEAS TO 12.5 M. ELSEWHERE...WITHIN
22N113W TO 24N121W TO 21N123W TO 18N121W TO 15N118W TO 16N113W TO
22N113W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF
AREA...WITHIN 23N110W TO 30N117W TO 26N126W TO 20N127W TO 11N120W
TO 13N111W TO 23N110W...INCLUDING SEBASTIAN VIZCAINO BAY AND
WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN
MIXED SWELL.
.48 HOUR FORECAST HURRICANE MARIE NEAR 21.4N 119.9W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM E SEMICIRCLE...120 NM SW QUADRANT AND 140 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 300 NM NE QUADRANT...240 NM
SE QUADRANT...180 NM SW QUADRANT...AND 270 NM NW QUADRANT WITH
SEAS TO 12.5 M. ELSEWHERE...WITHIN 22N115W TO 26N120W TO 23N126W
TO 19N124W TO 17N120W TO 18N115W TO 22N115W WINDS 20 TO 33 KT.
SEAS 3.0 TO 4.0 M. REMAINDER OF AREA OVER FORECAST
WATERS...WITHIN 23N110W TO 30N119W TO 30N128W TO 25N133W TO
12N125W TO 11N116W TO 23N110W...INCLUDING SEBASTIAN VIZCAINO BAY
AND WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5
M IN MIXED SWELL.
AWAY FROM THE IMPACTS OF HURRICANE MARIE, THE PRESSURE GRADIENT
BETWEEN A RIDGE NORTH OF THE AREA AND THE HURRICANE SUSTAIN FRESH
NORTHERLY WINDS AND MODERATE SEAS ACROSS THE OFFSHORE WATERS OF
BAJA CALIFORNIA. MODERATE TO FRESH SOUTHERLY WINDS AND SEAS OF
3 TO 5 FT ARE NOTED IN THE NORTHERN GULF OF CALIFORNIA.
ELSEWHERE, LIGHT TO GENTLE WINDS AND SLIGHT TO MODERATE SEAS ARE
EVIDENT IN THE OFFSHORE WATERS OF MEXICO.
FOR THE FORECAST, HURRICANE MARIE IS NEAR 19.2N 114.9W AT 8 AM
PDT, AND IS MOVING WEST-NORTHWEST AT 9 KT. MAXIMUM SUSTAINED
WINDS ARE 80 KT WITH GUSTS TO 100 KT, AND THE MINIMUM CENTRAL
PRESSURE IS 976 MB. MARIE WILL MOVE TO 19.5N 116.0W THIS EVENING,
20.0N 117.4W FRI MORNING, 20.7N 118.7W FRI EVENING, 21.4N 119.9W
SAT MORNING, 22.2N 121.0W SAT EVENING, AND 22.6N 122.2W SUN
MORNING. MARIE WILL CHANGE LITTLE IN INTENSITY AS IT MOVES WELL
WEST OF BAJA CALIFORNIA EARLY MON. ELSEWHERE, A TIGHT PRESSURE
GRADIENT WILL RESULT IN FRESH TO LOCALLY STRONG S TO SE WINDS IN
THE N GULF OF CALIFORNIA THROUGH FRI NIGHT.
HURRICANE MARIE IS CENTERED NEAR 19.2N 114.9W AT 03/1500 UTC,
MOVING WEST-NORTHWEST AT 9 KT. ESTIMATED MINIMUM CENTRAL
PRESSURE IS 976 MB. MAXIMUM SUSTAINED WIND SPEED IS 80 KT WITH
GUSTS TO 100 KT. PEAK SEAS REMAIN AROUND 36 FT. NUMEROUS STRONG
CONVECTION IS NOTED FROM 14N TO 23N BETWEEN 108W AND 117W. THE
WNW MOTION SHOULD CONTINUE FOR THE NEXT FEW DAYS. SOME
STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS, AND GRADUAL
WEAKENING IS ANTICIPATED TO BEGIN BY THIS WEEKEND. 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 SEE THE SPECIAL FEATURES SECTION FOR INFORMATION ON
HURRICANE MARIE CENTERED SOUTHWEST OF BAJA CALIFORNIA, MEXICO.
PLEASE SEE THE SPECIAL FEATURES SECTION FOR INFORMATION ABOUT
HURRICANE KARINA CENTERED OVER A 1000 MILES EAST OF HAWAII, AND
HURRICANE MARIE LOCATED SOUTHWEST OF BAJA CALIFORNIA, MEXICO.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - WNW 8-10, Seas SSW 0-6.2 ft @ 17sec
TONITE - NNW 5-6, Seas SSW 0-6.2 ft @ 17sec
FRIDAY - NW 10-12, Seas SSW 0-5.9 ft @ 16sec
FRIDAY NIGHT - NW 8-10, Seas SSW 0-5.7 ft @ 16sec
LONG-TERM MAZATLAN TO BAHIA BANDERAS
SATURDAY - NW 11-14, Seas SSW 0-5.3 ft @ 15sec
SUNDAY - NW 12-15, Seas SSW 0-5.2 ft @ 15sec
MONDAY - SW 10-12, Seas SSW 0-4.1 ft @ 14sec
TUESDAY - S 10-12, Seas SSW 0-4.1 ft @ 14sec
WEDNESDAY - S 10-12, Seas SSW 0-3 ft @ 16sec