Mazatlan to Banderas Bay Forecast
July 28, 2026, 3:01 pm (UTC: -04:00)
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 GENEVIEVE NEAR 17.9N 116.1W 950 MB AT 1500 UTC JUL 28
MOVING WNW OR 300 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 110 KT
GUSTS 135 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM N
SEMICIRCLE...110 NM SE QUADRANT AND 90 NM SW QUADRANT. SEAS 4 M
OR GREATER WITHIN 270 NM N SEMICIRCLE AND 210 NM S SEMICIRCLE
WITH SEAS TO 12.5 M. ELSEWHERE WITHIN 19N112W TO 21N114W TO
21N119W TO 17N119W TO 15N117W TO 15N113W TO 19N112W WINDS 20 TO
33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 20N108W TO
29N119W TO 24N124W TO 15N126W TO 11N123W TO 09N113W TO 20N108W
...INCLUDING NEAR SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF
SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE GENEVIEVE NEAR 18.8N 118.9W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT. LITTLE CHANGE IN TROPICAL
STORM FORCE WINDS AND SEAS 4 M OR GREATER WITH SEAS TO 12 M.
ELSEWHERE WITHIN 20N114W TO 23N118W TO 22N121W TO 17N122W TO
15N119W TO 15N116W TO 20N114W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0
M. REMAINDER OF AREA WITHIN 22N111W TO 30N117W TO 30N127W TO
22N135W TO 16N135W TO 12N118W TO 22N111W...INCLUDING NEAR
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 GENEVIEVE NEAR 20.2N 122.9W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS
WITHIN 110 NM N SEMICIRCLE...100 NM SE QUADRANT AND 80 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM OF CENTER...EXCEPT
180 NM SW QUADRANT WITH SEAS TO 10 M. ELSEWHERE WITHIN 22N118W TO
25N120W TO 24N126W TO 18N126W TO 17N121W TO 19N118W TO 22N118W
WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN
30N119W TO 26N140W TO 15N140W TO 17N134W TO 14N128W TO 17N116W TO
30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
AWAY FROM THE IMPACTS OF GENEVIEVE, MODERATE TO LOCALLY FRESH NW
WINDS ASSOCIATED WITH HIGH PRESSURE BUILDING IN FROM THE
NORTHWEST ARE IMPACTING WATERS N AND W OF GUADALUPE ISLAND.
OUTFLOW FROM CONVECTION OVER SONORA IS BRINGING FRESH SE WINDS TO
THE NORTHERN GULF OF CALIFORNIA. ELSEWHERE, MODERATE OR WEAKER
WINDS PREVAIL. SEAS ARE SLIGHT IN THE GULF OF CALIFORNIA AND
MODERATE IN THE REMAINING OFFSHORE WATERS.
FOR THE FORECAST, HURRICANE GENEVIEVE WILL MOVE TO 18.3N 117.2W
THIS EVENING, 18.8N 118.9W WED MORNING, 19.5N 120.7W WED
EVENING, 20.2N 122.9W THU MORNING, WEAKEN TO A TROPICAL STORM
NEAR 20.9N 125.3W THU EVENING, AND 21.6N 127.7W FRI MORNING.
GENEVIEVE WILL CHANGE LITTLE IN INTENSITY AS IT MOVES TO 23.1N
133.0W EARLY SAT. LARGE SEAS ASSOCIATED WITH GENEVIEVE WILL
FINALLY PULL AWAY FROM THE OFFSHORE WATERS OF BAJA CALIFORNIA
FRI. ELSEWHERE, AREAS OF FRESH MAINLY WESTERLY GAP WINDS ARE
LIKELY THROUGH WED NIGHT NEARSHORE BAJA CALIFORNIA AND ALSO IN
THE GULF OF CALIFORNIA AS HIGH PRESSURE BUILDS SOUTHWARD TO THE
WEST OF THE BAJA CALIFORNIA PENINSULA. FRESH NORTHERLY WINDS MAY
PULSE IN THE GULF OF TEHUANTEPEC AT NIGHT INTO THE EARLY MORNING
HOURS THU NIGHT AND FRI NIGHT. LOOKING AHEAD, FRESH AND ROUGH
NORTHERLY SWELL OFF CALIFORNIA MAY PUSH SOUTHWARD INTO THE WATERS
OFF BAJA CALIFORNIA NORTE BY THE END OF THE UPCOMING WEEKEND.
HURRICANE GENEVIEVE IS CENTERED NEAR 17.9N 116.1W AT 28/1500
UTC, MOVING WEST-NORTHWEST AT 8 KT. ESTIMATED MINIMUM CENTRAL
PRESSURE IS 950 MB. MAXIMUM SUSTAINED WIND SPEED IS 110 KT WITH
GUSTS TO 135 KT. PEAK SEAS ARE NEAR 40 TO 41 FT, OR 12.5 M.
NUMEROUS MODERATE TO STRONG CONVECTION IS WITHIN 60 NM OF THE
CENTER, EXCEPT 120 NM IN THE SE QUADRANT. SCATTERED TO NUMEROUS
MODERATE CONVECTION IS ELSEWHERE WITHIN 240 NM IN THE SE
SEMICIRCLE AND 120 NM IN THE NW SEMICIRCLE. GENEVIEVE IS MOVING
TOWARD THE WEST-NORTHWEST. A WEST- NORTHWESTWARD MOTION IS
EXPECTED DURING THE NEXT FEW DAYS. GENEVIEVE IS A CATEGORY 3
HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. STEADY
WEAKENING IS FORECAST OVER THE NEXT SEVERAL DAYS. SWELLS
GENERATED BY GENEVIEVE ARE AFFECTING PORTIONS OF THE SOUTHWESTERN
COAST OF MEXICO AND THE BAJA CALIFORNIA PENINSULA. THESE SWELLS
ARE LIKELY TO PERSIST FOR A FEW MORE DAYS, AND COULD 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 GENEVIEVE NHC FORECAST/ADVISORY AND PUBLIC ADVISORY AT
WWW.HURRICANES.GOV FOR MORE DETAILS.
FOR THE FORECAST, HURRICANE GENEVIEVE WILL MOVE TO 18.3N 117.2W
THIS EVENING, 18.8N 118.9W WED MORNING, 19.5N 120.7W WED
EVENING, 20.2N 122.9W THU MORNING, WEAKEN TO A TROPICAL STORM
NEAR 20.9N 125.3W THU EVENING, AND 21.6N 127.7W FRI MORNING.
GENEVIEVE WILL CHANGE LITTLE IN INTENSITY AS IT MOVES TO 23.1N
133.0W EARLY SAT.AWAY FROM GENEVIEVE, LITTLE CHANGE IN MARINE
CONDITIONS IS FORECAST ACROSS THE REMAINDER OF THE WATERS INTO
NEXT WEEKEND. LOOKING AHEAD, FRESH AND ROUGH NORTHERLY SWELL OFF
CALIFORNIA MAY PUSH SOUTHWARD INTO THE WATERS OFF BAJA
CALIFORNIA NORTE NORTH OF 27N AND EAST OF 130W BY THE END OF THE
UPCOMING WEEKEND.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - Not available yet
TONITE - Not available yet
WEDNESDAY - W 9-11, Seas SSW 1.3-5.4 ft @ 15sec
WEDNESDAY NIGHT - NW 2-3, Seas SSW --? ft @ 17sec
LONG-TERM MAZATLAN TO BAHIA BANDERAS
THURSDAY - S 4-5, Seas SSW 1.3-4.8 ft @ 14sec
FRIDAY - SE 6-7, Seas SSW 0.5-4.4 ft @ 14sec
SATURDAY - Not available yet
SUNDAY - W 8-10, Seas N/A ?-? ft @ ?
MONDAY - W 7-9, Seas N/A ?-? ft @ ?