Mazatlan to Banderas Bay Forecast
June 8, 2026, 9:01 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.
...TROPICAL STORM WARNING...
.TROPICAL STORM BORIS NEAR 15.5N 99.0W 1001 MB AT 2100 UTC JUN
08 MOVING NE OR 050 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM OF CENTER
EXCEPT 50 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM NE
QUADRANT...540 NM SE QUADRANT...390 NM SW QUADRANT...AND 45 NM
NW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 15N98W TO 16N99W
TO 15N100W TO 13N100W TO 13N98W TO 15N98W WINDS 20 TO 33 KT.
SEAS 4.5 TO 5.5 M IN S TO SW SWELL. REMAINDER OF AREA WITHIN
15N97W TO 16N99W TO 14N101W TO 13N101W TO 12N98W TO 12N97W TO
15N97W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED W AND SW
SWELL.
.24 HOUR FORECAST TROPICAL STORM BORIS INLAND NEAR 17.1N 100.3W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. LITTLE CHANGE. RADIUS
OF TROPICAL STORM FORCE WINDS. SEAS TO 3.5 M. WITHIN 17N99.5W TO
17N100W TO 17N101W TO 16.5N101W TO 16.5N100.5W TO 16.5N100W TO
17N99.5W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.5 M IN SW SWELL.
ELSEWHERE WITHIN 16N99W TO 17N100W TO 17N102W TO 16N102W TO
15N101W TO 15N99W TO 16N99W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN S TO SW SWELL.
.36 HOUR FORECAST TROPICAL DEPRESSION BORIS INLAND NEAR 17.7N
101.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.48 HOUR FORECAST...DISSIPATED.
...TROPICAL STORM WARNING...
.TROPICAL STORM CRISTINA NEAR 12.1N 87.8W 1002 MB AT 2100 UTC
JUN 08 MOVING N OR 350 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 40
KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NE
QUADRANT...80 NM SE QUADRANT...60 NM SW QUADRANT...AND 0 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 100 NM S SEMICIRCLE...45 NM
NE QUADRANT AND 15 NM NW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE
WITHIN 11N86W TO 13N88W TO 13N89W TO 11N90W TO 10N88W TO 10N87W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...WINDS 20 TO 33 KT.
SEAS 3.5 TO 5.0 M IN S TO SW SWELL. REMAINDER OF AREA WITHIN
11N86W TO 10N89W TO 13N89W TO 11N91W TO 09N91W TO 08N88W TO
11N86W WINDS 20 KT OR LESS. SEAS 3.5 TO 4.5 M IN S TO SW SWELL.
.24 HOUR FORECAST TROPICAL STORM CRISTINA NEAR 12.6N 88.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM NE QUADRANT...70 NM SE QUADRANT...60 NM SW
QUADRANT...AND 30 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 0 NM
N AND 120 NM S SEMICIRCLES WITH SEAS TO 4.5 M. ELSEWHERE WITHIN
13N88W TO 13N89W TO 12N88W TO 11N88W TO 11N87W TO 13N88W...
INCLUDING THE GULF OF PAPAGAYO...WINDS 20 TO 33 KT. SEAS 2.5 TO
4.0 M. REMAINDER OF AREA WITHIN 11N86W TO 12N87W TO 12N88W TO
13N89W TO 10N89W TO 10N86W TO 11N86W WINDS 20 KT OR LESS. SEAS
2.5 TO 4.0 M IN SW MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM CRISTINA NEAR 13.3N 89.5W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NE AND SW QUADRANTS...40 NM NW QUADRANT AND 60
NM SE QUADRANT. SEAS TO 4.0 M WITHIN 0 NM N AND 75 NM S
SEMICIRCLES. WITHIN 13N89W TO 14N90W TO 13N90W TO 12N90W TO
12N89W TO 13N88W TO 13N89W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.5 M.
REMAINDER OF AREA WITHIN 13N88W TO 14N90W TO 13N90W TO 12N90W TO
13N89W TO 12N88W TO 13N88W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M
IN MIXED SW SWELL.
OTHERWISE, A BROAD RIDGE EXTENDS FROM A 1028 MB HIGH NE OF THE
HAWAIIAN ISLANDS NEAR 33N149W SOUTHEASTWARD TO JUST NW OF THE
REVILLAGIGEDO ISLANDS. BROAD LOW PRESSURE EXTENDS FROM SOUTHERN
CALIFORNIA SSE ACROSS THE EASTERN COAST OF BAJA CALIFORNIA NORTE.
THIS PATTERN IS SUPPORTING LIGHT TO GENTLE NW TO N WINDS W OF
110W INCLUDING OFFSHORE BAJA CALIFORNIA, WHERE SEAS ARE MAINLY
7-9 FT IN A MIX OF CONVERGING S-SW AND SHORTER PERIOD NW SWELL.
GENTLE NW WINDS ACROSS THE WATERS OF BAJA SUR TURN WESTERLY
AROUND THE COAST AT CABO SAN LUCAS RESULTING IN FRESH W WINDS
WRAPPING AROUND THE SOUTHERN TIP OF BAJA CALIFORNIA, WHILE A FEW
AREAS OF MODERATE W GAP WINDS PREVAIL INSIDE THE SOUTHERN GULF
OF CALIFORNIA. MODERATE S TO SW WINDS ARE IN THE NORTHERN GULF OF
CALIFORNIA N OF 30N. GENTLE TO MODERATE NW WINDS ARE FOUND
BETWEEN 106W AND 110W, THEN BECOME FRESH TO STRONG FROM CABO
CORRIENTES TO THE AREA SURROUNDING BORIS. SEAS ARE 7-15 FT E OF
110W TO THE W AND S OF BORIS, AND LARGE CROSS-EQUATORIAL SW SWELL
CONTINUES TO MOVE INTO THE AREA WATERS. IN THE GULF OF
CALIFORNIA, SEAS ARE 2-3 FT N OF 30N, 1-3 FT ACROSS THE REMAINDER
OF THE NORTHERN AND CENTRAL GULF, AND 4-7 FT IN THE SOUTHERN
GULF WITH SOUTHERLY SWELL MOVING THROUGH THE ENTRANCE.
FOR THE FORECAST, TROPICAL STORM BORIS WILL MOVE TO 16.4N 99.6W
TONIGHT, THEN BEGIN TO MOVE INLAND NEAR 17.1N 100.3W TUE
AFTERNOON, THEN DISSIPATE BY WED AFTERNOON. ELSEWHERE, A BROAD
SURFACE RIDGE WILL SUSTAIN GENTLE TO MODERATE NW WINDS ACROSS THE
BAJA NORTE WATERS THROUGH WED, AND ACROSS THE BAJA SUR TO
REVILLAGIGEDO ISLANDS THROUGH EARLY WED BEFORE WEAKENING.
MODERATE TO FRESH NW TO N WINDS AND MODERATE TO ROUGH SEAS WILL
PREVAIL ACROSS THE FAR OUTER WATERS OF BAJA NORTE FOR THE EARLY
PART OF THE WEEK. LARGE, CROSS EQUATORIAL S-SW SWELL WILL
CONTINUE TO IMPACT SOUTHERN AND SOUTHWESTERN MEXICO WATERS
THROUGH TUE NIGHT, AND THE BAJA CALIFORNIA WATERS LATER TODAY
THROUGH WED, AND WILL GENERATE VERY LARGE AND POWERFUL COAST
ALONG THE LOCAL COASTS AND OFFSHORE REEFS. THIS SWELL WILL ALSO
MERGE WITH SHORTER PERIOD NW SWELL ACROSS THE BAJA WATERS.
MARINE CONDITIONS SHOULD SIGNIFICANTLY IMPROVE BY THE END OF THE
WEEK WITH TRANQUIL CONDITIONS ACROSS THE OFFSHORE WATERS OF
MEXICO.
SHORT-TERM MAZATLAN TO BAHIA BANDERAS
TODAY - WNW 10-12, Seas SSW 1.8-6.3 ft @ 17sec
TONITE - WNW 10-12, Seas SSW 2.2-6.5 ft @ 19sec
WEDNESDAY - WNW 10-13, Seas SSW 1.8-5.1 ft @ 15sec
WEDNESDAY NIGHT - WNW 7-9, Seas SSW 1.9-4.9 ft @ 15sec
LONG-TERM MAZATLAN TO BAHIA BANDERAS
THURSDAY - WNW 12-15, Seas SSW 2.7-4.8 ft @ 14sec
FRIDAY - WNW 10-13, Seas SSW 2.3-4.8 ft @ 17sec
SATURDAY - W 10-12, Seas SSW 1.9-4.7 ft @ 16sec
SUNDAY - WSW 9-11, Seas N/A ?-? ft @ ?
MONDAY - Not available yet