Mazatlan to Banderas Bay Forecast

July 25, 2026, 9:01 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.

...HURRICANE WARNING...
.HURRICANE FAUSTO NEAR 18.8N 135.1W 971 MB AT 0900 UTC JUL 25
MOVING W OR 275 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 85 KT
GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 180 NM N
SEMICIRCLE...130 NM SE QUADRANT AND 100 NM SW QUADRANT. SEAS 4 M
OR GREATER WITHIN 240 NM S SEMICIRCLE...300 NM NE QUADRANT AND
270 NM NW QUADRANT WITH SEAS TO 11 M. ELSEWHERE WITHIN 22N129W TO
25N132W TO 23N139W TO 19N139W TO 17N135W TO 17N130W TO 22N129W
NE WINDS 20 TO 33 KT. SEAS 3.5 TO 5.5 M. REMAINDER OF AREA WITHIN
20N124W TO 27N131W TO 25N140W TO 14N140W TO 10N136W TO 12N128W
TO 20N124W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M MIXED SWELL.
.24 HOUR FORECAST HURRICANE FAUSTO NEAR 19.5N 139.1W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM NE QUADRANT...120 NM SE QUADRANT...80 NM SW
QUADRANT...AND 140 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 300
NM N SEMICIRCLE AND 180 S SEMICIRCLE WITH SEAS TO 8.5 M.
ELSEWHERE WITHIN 24N135W TO 25N140W TO 17N140W TO 18N138W TO
17N135W TO 20N133W TO 24N135W WINDS 20 TO 33 KT. SEAS 3 TO 5 M.
REMAINDER OF AREA WITHIN 23N130W TO 26N132W TO 29N140W TO 08N140W
TO 11N135W TO 23N130W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN
MIXED SWELL.
.48 HOUR FORECAST HURRICANE FAUSTO W OF AREA NEAR 20.2N 144.2W.
MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE
WINDS WITHIN 130 NM NE QUADRANT...110 NM SE QUADRANT...60 NM SW
QUADRANT...AND 120 NM NW QUADRANT. OVER FORECAST WATERS FROM 20N
TO 25N W OF 138W E WINDS 20 T0 25 KT. SEAS TO 4 M.

...HURRICANE WARNING...
.TROPICAL STORM GENEVIEVE NEAR NEAR 10.0N 103.6W 1000 MB AT 0900
UTC JUL 25 MOVING WNW OR 295 DEG AT 11 KT. MAXIMUM SUSTAINED
WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM
OF CENTER EXCEPT 30 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 60
NM E SEMICIRCLE...30 NM SW QUADRANT AND 45 NM NW QUADRANT WITH
SEAS TO 4.5 M. ELSEWHERE WITHIN 13N99W TO 13N103W TO 11N104W TO
08N103W TO 08N101W TO 10N99W TO 13N99W WINDS 20 TO 33 KT. SEAS
2.5 TO 3.5 M. REMAINDER OF AREA WITHIN 15N97W TO 16N99W TO
11N105W TO 08N105W TO 06N99W TO 09N97W TO 15N97W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE GENEVIEVE NEAR 12.2N 107.5W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 100 NM E SEMICIRCLE...60 NM SW QUADRANT AND 80 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM NE QUADRANT...150 NM
SE AND NW QUADRANTS AND 120 NM SW QUADRANT WITH SEAS TO 7.5 M.
ELSEWHERE WITHIN 13N102W TO 15N104W TO 14N109W TO 11N108W TO
09N105W TO 10N104W TO 13N102W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.5
M IN MIXED SWELL. REMAINDER OF AREA WITHIN 14N100W TO 16N101W TO
17N105W TO 14N110W TO 09N108W TO 08.5N103W TO 14N100W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE GENEVIEVE NEAR 14.7N 111.7W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS
WITHIN 130 NM E SEMICIRCLE...80 NM SW QUADRANT AND 110 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM OF CENTER...EXCEPT
240 NM NE QUADRANT WITH SEAS TO 12 M. ELSEWHERE WITHIN 17N106W TO
18N110W TO 16N113W TO 13N113W TO 12N108W TO 14N107W TO 17N106W
WINDS 20 TO 33 KT. SEAS 3.5 TO 6 M. REMAINDER OF AREA WITHIN
17N104W TO 21N110W TO 17N115W TO 12N116W TO 06N113W TO 12N104W TO
17N104W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.5 M IN MIXED SWELL.

FOR THE FORECAST, TROPICAL STORM GENEVIEVE IS ABOUT 480 NM SOUTH-
SOUTHWEST OF ZIHUATANEJO, MEXICO OR NEAR 10N103.6W AT 25/0900
UTC MOVING WEST-NORTHWEST AT 11 KT. GENEVIEVE WILL STRENGTHEN AS
IT MOVES TO NEAR 11.0N 105.3W THIS AFTERNOON WITH MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT, STRENGTHEN TO A HURRICANE NEAR
12.2N 107.5W LATE TONIGHT WITH MAXIMUM SUSTAINED WINDS 70 KT
GUSTS 85 KT AND BEGIN TO UNDERGO RAPID INTENSIFICATION AS IT
REACHES NEAR 13.4N 109.8W SUN AFTERNOON WITH MAXIMUM SUSTAINED
WINDS 90 KT GUSTS 110 KT, REACH NEAR 14.7N 111.7W LATE SUN NIGHT,
NEAR 16.0N 113.4W MON AFTERNOON WITH MAXIMUM SUSTAINED WINDS 115
KT GUSTS 140 KT AND TO NEAR 17.0N 114.8W LATE MON NIGHT.
GENEVIEVE WILL CHANGE LITTLE IN INTENSITY AS IT MOVES TO NEAR
18.5N 117.9W LATE TUE NIGHT. AS GENEVIEVE TRACKS TO THE SOUTHWEST
AND WEST OF BAJA CALIFORNIA SUR NEXT WEEK, THE PRESSURE GRADIENT
BETWEEN IT AND HIGH PRESSURE TO ITS NORTH THE PRESSURE GRADIENT
WILL TIGHTEN WEST OF BAJA CALIFORNIA NORTE. SWELLS FROM GENEVIEVE
WILL IMPACT JUST ABOUT ALL OF THE OFFSHORE WATERS OUTSIDE THE
GULF OF CALIFORNIA, EXCEPT FOR ITS ENTRANCE THROUGH NEXT WEEK
BUILDING SEAS OVER THESE WATERS TO 12 FT AND GREATER.

HURRICANE FAUSTO IS CENTERED NEAR 18.8N 135.1W, OR ABOUT 1130 NM
EAST OF HILO, HAWAII AT 25/0900, MOVING WEST AT 12 KT. ESTIMATED
MINIMUM CENTRAL PRESSURE IS 971 MB. MAXIMUM SUSTAINED WIND SPEED
IS 85 KT WITH GUSTS TO 105 KT LATEST SATELLITE IMAGERY SHOWS
THAT FAUSTO'S OVERALL STRUCTURE HAS CHANGED LITTLE DURING THE
PAST SEVERAL HOURS. FAUSTO CONTINUES TO MAINTAIN A WELL-DEFINED
EYE AND WELL-ESTABLISHED UPPER-LEVEL OUTFLOW. THE IMAGERY SHOWS
NUMEROUS MODERATE TO STRONG CONVECTION WITHIN 90 NM OF THE
CENTER IN THE N SEMICIRCLE, ALSO WITHIN 120 NM OF THE CENTER IN
THE SE QUADRANT AND 180 NM IN THE SW QUADRANT. NUMEROUS MODERATE
CONVECTION DENOTED AN OUTER WITHIN 30 NM EITHER SIDE OF A LINE
FROM 20N133W TO 21N135W TO 19N138W AND TO 18N137W. FAUSTO IS
FORECAST TO MAINTAIN ITS CURRENT MOTION FOR THE NEXT SEVERAL
DAYS. GRADUAL WEAKENING IS FORECAST DURING THE NEXT SEVERAL DAYS.
SWELLS GENERATED BY FAUSTO ARE AFFECTING THE WEST COAST OF THE
BAJA CALIFORNIA PENINSULA AND SOUTHERN CALIFORNIA, AND WILL BEGIN
TO AFFECT THE HAWAIIAN ISLANDS BY SUN. THESE SWELLS ARE LIKELY
TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE
CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE.
TROPICAL STORM GENEVIEVE IS CENTERED NEAR 10.0N 103.6W, OR ABOUT
480 NM SOUTH-SOUTHWEST OF ZIHUATANEJO, MEXICO AT 25/0900 UTC
MOVING WEST-NORTHWEST AT 11 KT. ESTIMATED MINIMUM CENTRAL
PRESSURE IS 1000 MB. MAXIMUM SUSTAINED WIND SPEED IS 45 KT WITH
GUSTS TO 55 KT. SATELLITE IMAGERY SHOWS THAT NUMEROUS STRONG
CONVECTION IS INCREASING OVER AND NEAR THE CENTER OF GENEVIEVE.
THE IMAGERY DEPICTS FORMING BANDING FEATURES MAINLY IN THE NW
SEMICIRCLE OF GENEVIEVE. CONVECTION WITH THESE BANDING FEATURES
IS OF THE NUMEROUS MODERATE TO STRONG TYPE INTENSITY WITHIN
120 NM OF THE CENTER IN THE S SEMICIRCLE, WITHIN 30 NM OF
THE CENTER IN THE N SEMICIRCLE, AND FROM 10N TO 14N BETWEEN
103W AND 107.5W. SCATTERED MODERATE TO ISOLATED STRONG CONVECTION
IS SEEN FROM 06N TO 08N BETWEEN 103W AND 108W. SCATTERED MODERATE
CONVECTION IS FROM 11N TO 14N BETWEEN 98W AND 103W. GENEVIEVE
IS FORECAST TO STAY WELL OFFSHORE OF THE MEXICAN COAST DURING THE
NEXT FEW DAYS AS IT CONTINUES IN WEST-NORTHWESWARD MOTION.
SIGNIFICANT TO RAPID INTENSIFICATION IS EXPECTED DURING THE NEXT
FEW DAYS. GENEVIEVE IS FORECAST TO BECOME A HURRICANE TONIGHT AND
A MAJOR HURRICANE BY EARLY MON. SWELLS GENERATED BY GENEVIEVE
ARE EXPECTED TO BEGIN AFFECTING PORTIONS OF THE SOUTHWESTERN
COAST MEXICO OVER THE WEEKEND AND WILL LIKELY REACH SOUTHERN
PORTIONS OF THE BAJA CALIFORNIA PENINSULA ON MON. THESE SWELLS
ARE LIKELY TO CAUSE LIFE- THREATENING SURF AND RIP CURRENT
CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER
OFFICE.
A RIDGE EXTENDS NORTHWEST TO SOUTHWEST OVER THE WATERS WEST OF
BAJA CALIFORNIA. THE GRADIENT BETWEEN THE RIDGE AND RELATIVELY
LOWER PRESSURES OVER BAJA CALIFORNIA IS SUPPORTING MODERATE TO
FRESH NORTHWEST TO NORTH WINDS OVER THE WATERS WEST OF BAJA
CALIFORNIA NORTH OF CABO SAN LAZARO AND GENTLE TO MODERATE
NORTHWEST WINDS SOUTH OF CABO SAN LAZARO. SEAS OVER THESE WATERS
ARE 5 TO 7 FT IN NORTHWEST SWELL. LIGHT AND VARIABLE WINDS ARE
OVER WATERS SOUTHEAST OF BAJA CALIFORNIA TO NEAR 16N ALONG WITH
SEAS OF 3 TO 5 FT IN SOUTH TO SOUTHWEST SWELL. FRESH TO STRONG
EAST TO SOUTHEAST WINDS IN THE NORTHERN OUTER PERIPHERY OF
GENEVIEVE ARE PRESENT SOUTH OF 16N ALONG WITH SEAS 7 TO 11 FT IN
SOUTHEAST TO SOUTH SWELL.
HURRICANE FAUSTO IS IMPACTING A PORTION OF THE WESTERN PART OF
THE AREA. FRESH TO STRONG WINDS OUTSIDE OF THE IMMEDIATE
CIRCULATION OF FAUSTO EXTEND NORTHWARD TO 25N, WITH SEAS TO 8 FT
REACHING AS FAR NORTH OF FAUSTO AS 27N. ELSEWHERE, HIGH PRESSURE
DOMINATES THE WATERS BETWEEN BAJA CALIFORNIA AND FAUSTO, AND
ALSO NORTH OF 15N WEST OF ABOUT 120W. MODERATE OR WEAKER WINDS
WITH MODERATE SEAS PREVAIL. SOUTHWEST SWELL WILL BEGIN TO BUILD
SEAS OVER THE EQUATORIAL WATERS WEST OF 120W STARTING THIS
MORNING.
FOR THE FORECAST, HURRICANE FAUSTO WILL MOVE TO NEAR TO 19.1N
136.8W THIS AFTERNOON, 19.5N 139.1W SUN MORNING TO WEST OF
THE AREA SUN AFTERNOON. GENEVIEVE WILL STRENGTHEN AS IT MOVES TO
NEAR 11.0N 105.3W THIS AFTERNOON WITH MAXIMUM SUSTAINED WINDS 55
KT GUSTS 65 KT, STRENGTHEN TO A HURRICANE NEAR 12.2N 107.5W LATE
TONIGHT WITH MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT AND BEGIN
TO UNDERGO RAPID INTENSIFICATION AS IT REACHES NEAR 13.4N 109.8W
SUN AFTERNOON WITH MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT,
REACH NEAR 14.7N 111.7W LATE SUN NIGHT, NEAR 16.0N 113.4W MON
AFTERNOON WITH MAXIMUM SUSTAINED WINDS 115 KT GUSTS 140 KT AND TO
NEAR 17.0N 114.8W LATE MON NIGHT. GENEVIEVE WILL CHANGE LITTLE
IN INTENSITY AS IT MOVES TO NEAR 18.5N 117.9W LATE TUE NIGHT.
AS GENEVIEVE TRACKS TO THE SOUTHWEST AND WEST OF BAJA CALIFORNIA
SUR NEXT WEEK, THE PRESSURE GRADIENT BETWEEN IT AND HIGH
PRESSURE TO ITS NORTH THE PRESSURE GRADIENT WILL TIGHTEN WEST OF
BAJA CALIFORNIA NORTE.

SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - Not available yet
TONITE - Not available yet
SUNDAY - Not available yet
SUNDAY NIGHT - Not available yet

LONG-TERM MAZATLAN TO BAHIA BANDERAS
MONDAY - Not available yet
TUESDAY - Not available yet
WEDNESDAY - Not available yet
THURSDAY - NW 9-11, Seas N/A ?-? ft @ ?
FRIDAY - NW 6-8, Seas N/A ?-? ft @ ?