Mazatlan to Banderas Bay Forecast
July 30, 2026, 9:16 pm (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 GENEVIEVE NEAR 20.8N 124.8W 984 MB AT 2100 UTC JUL 30
MOVING WNW OR 285 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 65 KT
GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM E
SEMICIRCLE...80 NM SW QUADRANT AND 110 NM NW QUADRANT. SEAS 4 M
OR GREATER WITHIN 210 NM OF CENTER EXCEPT 150 NM SE QUADRANT
WITH SEAS TO 9.5 M. ELSEWHERE WITHIN 24N121W TO 24N127W TO
21N128W TO 17N125W TO 18N122W TO 20N120W TO 24N121W WINDS 20 TO
33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 24N117W TO
30N122W TO 27N140W TO 15N140W TO 14N128W TO 19N118W TO 24N117W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.12 HOUR FORECAST TROPICAL STORM GENEVIEVE NEAR 21.2N 126.7W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.24 HOUR FORECAST TROPICAL STORM GENEVIEVE NEAR 21.9N 129.3W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 80 NM N SEMICIRCLE...60 NM SE QUADRANT AND 50 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM OF CENTER...EXCEPT
135 NM SE QUADRANT WITH SEAS TO 7 M. ELSEWHERE WITHIN 26N127W
TO 27N130W TO 25N133W TO 21N133W TO 20N128W TO 21N126W TO 26N127W
WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN
30N128W TO 27N140W TO 15N140W TO 19N135W TO 16N130W TO 21N124W TO
30N128W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM GENEVIEVE NEAR 23.6N 135.1W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 70 NM N SEMICIRCLE...50 NM SE QUADRANT AND 30 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 120 OF CENTER...EXCEPT 75 NM
SE QUADRANT WITH SEAS TO 6 M. ELSEWHERE WITHIN 28N133W TO
29N137W TO 27N140W TO 24N140W TO 21N135W TO 24N132W TO 28N133W
WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN
27N131W TO 30N136W TO 30N140W TO 21N140W TO 20N134W TO 24N130W TO
27N131W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
SWELLS FROM HURRICANE GENEVIEVE ARE STILL BRINGING SOME ROUGH
SEAS TO AROUND 8 FT TO THE OUTER OFFSHORE WATERS OF BAJA
CALIFORNIA SUR. SCATTERED CONVECTION, LIKELY INDUCING LOCALLY
GUSTY WINDS AND LOCALLY HIGHER SEAS IS OCCURRING FROM NEAR THE
ENTRANCE TO THE GULF OF CALIFORNIA TO NEAR AND SOUTH OF CABO SAN
LUCAS, ALSO LIKELY ENHANCED BY THE NORTHERN PORTION OF THE
TROPICAL WAVE ALONG 110.5W. MODERATE TO LOCALLY FRESH N GAP
WINDS ARE IN THE GULF OF TEHUANTEPEC THIS AFTERNOON. ELSEWHERE,
MODERATE OR WEAKER WINDS PREVAIL. SEAS ARE SLIGHT IN THE GULF OF
CALIFORNIA AND MODERATE IN THE REMAINING OFFSHORE WATERS.
FOR THE FORECAST, ROUGH SEAS IN THE FAR OUTER OFFSHORE WATERS
WEST OF BAJA CALIFORNIA WILL SUBSIDE THIS EVENING. INCREASING NW
SWELL MAY LEAD TO ROUGH SEAS AGAIN OFFSHORE BAJA CALIFORNIA
NORTE SUN NIGHT AND MON. FRESH TO LOCALLY STRONG GAP WINDS ARE
LIKELY IN THE GULF OF TEHUANTEPEC TONIGHT, THEN MODERATE TO FRESH
FRI NIGHT. MODERATE TO FRESH NW WINDS ARE EXPECTED TO PULSE
TONIGHT AND FRI NIGHT NEARSHORE BAJA CALIFORNIA AS HIGH PRESSURE
BUILDS SOUTHWARD WEST OF THE PENINSULA. ELSEWHERE, FRESH SE TO S
WINDS MAY PULSE NIGHTLY IN THE NORTHERN GULF OF CALIFORNIA
BEGINNING TONIGHT, POSSIBLY TO STRONG SAT NIGHT.
SWELLS GENERATED BY GENEVIEVE ARE AFFECTING PORTIONS OF THE
BAJA CALIFORNIA PENINSULA AND SOUTHERN CALIFORNIA. THESE SWELLS WILL
PERSIST FOR THE NEXT SEVERAL DAYS, AND ARE LIKELY TO CAUSE
LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE CONSULT
PRODUCTS FROM YOUR LOCAL WEATHER OFFICE.
A DEPICTION OF RIP CURRENT RISK FOR THE UNITED STATES CAN BE FOUND
AT: HURRICANES.GOV/GRAPHICS_EP2.SHTML?RIPCURRENTS
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.
PLEASE REFER TO THE SPECIAL FEATURES SECTION ABOVE FOR DETAILS ON
HURRICANE GENEVIEVE WHICH CONTINUES TO MOVE AWAY FROM THE OUTER
OFFSHORE WATERS OF BAJA CALIFORNIA. PLEASE REFER TO THE TROPICAL
WAVES SECTION ABOVE FOR INFORMATION ABOUT ADDITIONAL CONVECTION
IN THE REGION.
FOR THE FORECAST, HURRICANE GENEVIEVE WILL WEAKEN TO A TROPICAL
STORM NEAR 21.2N 126.7W FRI MORNING, MOVE TO 21.9N 129.3W FRI
AFTERNOON, 22.7N 132.1W SAT MORNING, 23.6N 135.1W SAT AFTERNOON,
24.4N 138.0W SUN MORNING, AND BECOME POST-TROPICAL AND MOVE JUST
WEST OF THE DISCUSSION WATERS TO 25.4N 140.5W SUN AFTERNOON.
GENEVIEVE WILL WEAKEN TO A REMNANT LOW NEAR 27.7N 144.5W
MON AFTERNOON. AWAY FROM GENEVIEVE, LITTLE CHANGE IN MARINE
CONDITIONS IS FORECAST THROUGH THE WEEKEND. FRESH AND ROUGH
NORTHERLY SWELL OFF CALIFORNIA IS LIKELY TO PUSH SOUTHWARD INTO
THE WATERS OFF BAJA CALIFORNIA NORTE NORTH OF 27N AND EAST OF
130W BY THE END OF THE WEEKEND INTO EARLY NEXT WEEK. LOOKING
AHEAD, NEW LARGE SOUTHERLY SWELL MAY BUILD SOUTH OF THE EQUATOR
AND WEST OF 100W BEGINNING TUE NIGHT.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - Not available yet
TONITE - Not available yet
SATURDAY - Not available yet
SATURDAY NIGHT - Not available yet
LONG-TERM MAZATLAN TO BAHIA BANDERAS
SUNDAY - Not available yet
MONDAY - Not available yet
TUESDAY - Not available yet
WEDNESDAY - Not available yet
THURSDAY - Not available yet