Mazatlan to Banderas Bay Forecast
July 23, 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 17.8N 124.0W 982 MB AT 0900 UTC JUL 23
MOVING WNW OR 285 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 70 KT
GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NE
QUADRANT...160 NM SE QUADRANT...50 NM SW QUADRANT...AND 120 NM
NW QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM N SEMICIRCLE...
165 NM SE QUADRANT AND 135 NM SW QUADRANT WITH SEAS TO 9.5 M.
ELSEWHERE WITHIN 20N121W TO 21N125W TO 19N128W TO 17N128W TO
16N125W TO 16N121W TO 20N121W WINDS 20 TO 33 KT. SEAS 4.5 TO 7.0
M. REMAINDER OF AREA WITHIN 25N118W TO 26N122W TO 24N129W TO
17N130W TO 12N125W TO 15N119W TO 25N118W WINDS 20 KT OR LESS.
SEAS 2.5 TO 4.5 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE FAUSTO NEAR 18.3N 128.7W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS
WITHIN 140 NM E SEMICIRCLE...70 NM SW QUADRANT AND 120 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 300 NM OF CENTER...EXCEPT
180 NM SE QUADRANT WITH SEAS TO 10.5 M. ELSEWHERE WITHIN 20N125W
TO 24N129W TO 22N133W TO 18N133W TO 16N129W TO 18N125W TO 20N125W
WINDS 20 TO 33 KT. SEAS 3.5 TO 7.0 M IN E TO SE SWELL. REMAINDER
OF AREA WITHIN 25N124W TO 26N133W TO 20N137W TO 16N135W TO
12N128W TO 17N122W TO 25N124W WINDS 20 KT OR LESS. SEAS 2.5 TO
4.5 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM FAUSTO NEAR 18.8N 134.2W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE
WINDS WITHIN 130 NM NE QUADRANT...110 NM SE QUADRANT...70 NM SW
QUADRANT...AND 120 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 330
NM NW AND 210 NM SE SEMICIRCLES WITH SEAS TO 10.5 M. ELSEWHERE
WITHIN 22N130W TO 25N136W TO 23N140W TO 19N139W TO 17N136W TO
17N131W TO 22N130W WINDS 20 TO 33 KT. SEAS 3.5 TO 7.0 M IN E TO
SE SWELL. REMAINDER OF AREA WITHIN 20N126W TO 27N133W TO 26N140W
TO 15N140W TO 11N135W TO 13N130W TO 20N126W WINDS 20 KT OR LESS.
SEAS 2.5 TO 4.0 M IN MIXED SWELL.
FOR THE FORECAST, AS HURRICANE FAUSTO CONTINUES TO MOVE WESTWARD
AND AWAY FROM THE OFFSHORE WATERS, HIGH PRESSURE WILL BUILD
ACROSS THE BAJA CALIFORNIA OFFSHORE WATERS THROUGH THU NIGHT.
THE PRESSURE GRADIENT BETWEEN THE RIDGE AND A MEANDERING TROUGH
OVER THE GULF OF CALIFORNIA WILL SUPPORT FRESH TO STRONG NW WINDS
AND BUILDING SEAS N OF PUNTA EUGENIA THROUGH THU NIGHT INTO FRI
MORNING. SWELLS GENERATED BY FAUSTO WILL PERSIST THROUGH THU
BEFORE FADING. THESE SWELLS ARE LIKELY TO CAUSE LIFE- THREATENING
SURF AND RIP CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM
YOUR LOCAL WEATHER OFFICE. IN THE GULF OF CALIFORNIA, MAINLY
GENTLE TO MODERATE SOUTHERLY WINDS ARE EXPECTED, INCREASING TO
FRESH SPEEDS FRI NIGHT THROUGH SAT NIGHT. FRESH NORTHERLY WINDS
ARE FORECAST IN THE TEHUANTEPEC REGION DURING THE OVERNIGHT AND
EARLY MORNING HOURS THROUGH THE WEEK, WITH LOCALLY ROUGH SEAS.
PLEASE REFER TO THE SPECIAL FEATURE SECTION FOR DETAILS ON THE
NEXT TROPICAL CYCLONE FORECAST TO DEVELOP WELL OFFSHORE OF MEXICO
OVER THE UPCOMING WEEKEND.
HURRICANE FAUSTO IS CENTERED NEAR 17.8N 124.0W AT 0900 UTC,
MOVING WEST-NORTHWEST AT 10 KT. ESTIMATED MINIMUM CENTRAL
PRESSURE IS 982 MB. MAXIMUM SUSTAINED WIND SPEED IS 70 KT WITH
GUSTS TO 80 KT. PEAK SEAS ARE NEAR 30 FT. NUMEROUS MODERATE
ISOLATED STRONG CONVECTION IS OCCURRING WITHIN 120 NM OF CENTER.
SCATTERED MODERATE ISOLATED STRONG CONVECTION IS NOTED ELSEWHERE
FROM 12.5N TO 20.5N BETWEEN 117W AND 125W. FAUSTO HAS BEGIN TO
INGEST SOME OF THE DRIER AIR TO ITS WEST, AND THE CONVECTION IS
DECREASING ON THE WESTERN SEMICIRCLE, WHILE THUNDERSTORMS TOPS
ARE WARNING. FAUSTO HAS BEGUN TO ACCELERATE TO THE WEST-
NORTHWESTWARD OVER OPEN WATERS, AND THIS FASTER WEST-
NORTHWESTWARD TO WESTWARD MOTION EXPECTED TO CONTINUE THROUGH THE
WEEKEND. FLUCTUATIONS IN STRENGTH ARE EXPECTED THROUGH THE
WEEKEND, HOWEVER A GENERAL WEAKENING TREND IS FORECAST SWELLS
GENERATED BY FAUSTO ARE AFFECTING PORTIONS OF THE WEST COAST OF
THE BAJA CALIFORNIA PENINSULA AND ARE REACHING THE COAST OF
SOUTHERN CALIFORNIA. THESE SWELLS ARE LIKELY TO CAUSE LIFE-
THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE CONSULT
PRODUCTS FROM YOUR LOCAL WEATHER OFFICE.
PLEASE REFER TO THE SPECIAL FEATURES SECTION FOR DETAILS ON HURRICANE
FAUSTO, CENTERED ABOUT 850 NM WSW OF THE SOUTHERN TIP OF BAJA
CALIFORNIA. FAUSTO CONTINUES TO MOVE WESTWARD AND AWAY FROM THE
REVILLAGIGEDO ISLANDS, ALLOWING HIGH PRESSURE TO BUILD IN ACROSS
THE OFFSHORE WATERS OF BAJA CALIFORNIA AND TO THE REVILLAGIGEDOS.
THIS PATTERN IS PRODUCING LEAVING GENTLE NW TO N WINDS AND SEAS
OF 6 TO 7 FT IN W SWELL ACROSS THOSE AREA WATERS. ASSOCIATED
SHOWERS AND THUNDERSTORMS HAVE EXITED THE AREA TO THE W.
A RIDGE CONTINUES TO BUILD BETWEEN HURRICANE FAUSTO AND THE BAJA
CALIFORNIA PENINSULA. OVERNIGHT SATELLITE SCATTEROMETER DATA
INDICATED FRESH TO LOCALLY STRONG NW WINDS NORTH OF PUNTA
EUGENIA, AND MODERATE TO LOCALLY FRESH NW TO N WINDS BETWEEN
PUNTA EUGENIA AND CABO SAN LUCAS. S TO SW SWELL GENERATING BY
FAUSTO IS SPREADING ACROSS THE AREA, AND MIXING WITH THE BUILDING
NORTHERLY WIND WAVES TO PRODUCE SEAS 6 TO 8 FT ACROSS THE BAJA
WATERS, HIGHEST N OF PUNTA EUGENIA. GENTLE TO MODERATE NW TO W
WINDS AND MODERATE SEAS PREVAIL ACROSS THE REMAINDER OF THE
MEXICAN OFFSHORE WATERS, EXCEPT FOR FRESH N GAP WINDS ACROSS THE
TEHUANTEPEC REGION AND DOWNWIND TO ABOUT 15N. NOCTURNAL
THUNDERSTORMS DEVELOPED ALONG THE COAST OF SINALOA AND ARE
SHIFTING NORTH AND NORTHWESTWARD ACROSS THE SOUTHERN GULF.
PLEASE REFER TO THE SPECIAL FEATURES SECTION FOR DETAILS ON
HURRICANE FAUSTO, CENTERED ABOUT 800 NM WSW OF THE SOUTHERN TIP
OF BAJA CALIFORNIA.
HURRICANE FAUSTO DOMINATES CONDITIONS OVER THE HIGH SEAS FORECAST
WATERS ROUGHLY FROM 12N TO 23N BETWEEN 119W AND 128W. FRESH TO
STRONG WINDS OUTSIDE OF THE IMMEDIATE CIRCULATION OF FAUSTO
EXTEND NORTHWARD TO 24N, WITH SEAS TO 8 FT REACHING AS FAR N OF
FAUSTO AS 26N. ELSEWHERE, A RIDGE DOMINATES THE WATERS BETWEEN
BAJA CALIFORNIA AND FAUSTO, AND ALSO N OF 15N W OF 125W. MODERATE
OR WEAKER WINDS WITH MODERATE SEAS PREVAIL. SW SWELL ENTERING THE
EQUATORIAL WATERS W OF 120W AND RAISING SEAS 7 TO 8 FT S OF 05N.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - WSW 5-6, Seas SW 1.3-3.5 ft @ 13sec
TONITE - WSW 4-5, Seas SSW --? ft @ 13sec
FRIDAY - SW 6-7, Seas SW 1.2-3.8 ft @ 23sec
FRIDAY NIGHT - WSW 4-5, Seas SSW --? ft @ 13sec
LONG-TERM MAZATLAN TO BAHIA BANDERAS
SATURDAY - WSW 9-11, Seas SSW 1.6-4.4 ft @ 20sec
SUNDAY - Not available yet
MONDAY - SSW 11-14, Seas SSW 1.5-5.7 ft @ 18sec
TUESDAY - S 15-19, Seas N/A ?-? ft @ ?
WEDNESDAY - SE 9-11, Seas N/A ?-? ft @ ?