Sea of Cortez Southern Crossing Forecast
May 17, 2026, 9:00 am (UTC: -04:00)
Subject: Sea of Cortez Southern Crossing Forecast
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This forecast has not been reviewed. It was generated from an automatic model.
CORRECTED WARNINGS FORMAT
.WARNINGS.
...GALE WARNING...
.WITHIN 31N113W TO 31N114W TO 31N115W TO 30N115W TO 30N114W TO
30N113W TO 31N113W...INCLUDING GULF OF CALIFORNIA...S TO SW WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.18 HOUR FORECAST WITHIN 31N114W TO 30.5N114W TO 30N114.5W TO
30N114W TO 30.5N113.5W TO 31N114W...INCLUDING GULF OF
CALIFORNIA...S TO SW WINDS 30 TO 35 KT. SEAS LESS THAN 2.5 M.
ELSEWHERE WITHIN 31N113W TO 32N114W TO 30N114W TO 29N113W TO
30N113W TO 31N113W...INCLUDING GULF OF CALIFORNIA...S TO SW WINDS
20 TO 30 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 31N113W TO 32N114W TO 30N115W TO
30N114W TO 30N113W TO 31N113W...INCLUDING GULF OF CALIFORNIA...S
TO SW WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.WITHIN 31N113W TO 31N114W TO 31N115W TO 30N115W TO 30N114W TO
30N113W TO 31N113W...INCLUDING GULF OF CALIFORNIA...S TO SW WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.18 HOUR FORECAST WITHIN 31N114W TO 30.5N114W TO 30N114.5W TO
30N114W TO 30.5N113.5W TO 31N114W...INCLUDING GULF OF
CALIFORNIA...S TO SW WINDS 30 TO 35 KT. SEAS LESS THAN 2.5 M.
ELSEWHERE WITHIN 31N113W TO 32N114W TO 30N114W TO 29N113W TO
30N113W TO 31N113W...INCLUDING GULF OF CALIFORNIA...S TO SW WINDS
20 TO 30 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 31N113W TO 32N114W TO 30N115W TO
30N114W TO 30N113W TO 31N113W...INCLUDING GULF OF CALIFORNIA...S
TO SW WINDS 20 TO 30 KT. SEAS TO 2.5 M.
NORTHERN GULF OF CALIFORNIA GALE WARNING: THE PRESSURE GRADIENT
BETWEEN STRONG HIGH PRESSURE WEST OF BAJA CALIFORNIA AND
RELATIVELY LOWER PRESSURES IN NORTHWEST MEXICO AND IN THE GULF
OF CALIFORNIA WILL INDUCE FRESH TO STRONG SOUTH TO SOUTHWEST
WINDS IN THE NORTHERN AND CENTRAL GULF OF CALIFORNIA THROUGH
LATE THIS MORNING, THEN DIMINISH TO MOSTLY FRESH SPEEDS FOR
THIS AFTERNOON. THESE WINDS WILL QUICKLY INCREASE TO NEAR GALE
TO GALE-FORCE IN THE NORTHERN PORTION OF THE GULF TONIGHT INTO
EARLY ON MON. SEAS ARE EXPECTED TO BUILD TO AROUND 9 FT WITH
THESE WINDS. CONDITIONS WILL IMPROVE ON MON AS THE HIGH PRESSURE
WEAKENS ALLOWING FOR THE CULPRIT TIGHT PRESSURE GRADIENT TO
SLACKEN LEADING TO WINDS DIMINISHING.
PLEASE READ THE SPECIAL FEATURES SECTION ABOVE REGARDING A
BRIEF EPISODE OF GALE WINDS IN THE NORTHERN GULF OF CALIFORNIA
TONIGHT, AND FOR DETAILS ON A LATE-SEASON SIGNIFICANT SWELL
EVENT FOR WATERS WEST OF BAJA CALIFORNIA NORTE.
ASIDE FROM THE EXPECTED GALE CONDITIONS IN THE NORTHERN GULF OF
CALIFORNIA AND THE SIGNIFICANT SWELL FOR WEST OF BAJA
CALIFORNIA, THE SAME TIGHT PRESSURE GRADIENT BETWEEN STRONG HIGH
PRESSURE WEST OF BAJA CALIFORNIA AND RELATIVELY LOWER PRESSURE IN
BAJA CALIFORNIA ASSOCIATED TO A THERMAL TROUGH WILL LEAD TO
FRESH TO STRONG NORTHWEST WINDS OVER THE OFFSHORE WATERS WEST OF
BAJA CALIFORNIA NORTE THROUGH TONIGHT BEFORE DIMINISHING, AND
MODERATE TO FRESH NORTHWEST WINDS WEST OF BAJA CALIFORNIA SUR
ALSO THROUGH TONIGHT. SEAS ARE EXPECTED TO BUILD TO AROUND 16 FT
OVER THE OFFSHORE WATERS NORTH OF PUNTA EUGENIA SUN AND SUN NIGHT
AND TO AROUND 13 FT SOUTH OF PUNTA EUGENIA THROUGH EARLY ON MON
AS A SET OF LONG-PERIOD NORTHWEST TO NORTH SWELL MOVES THROUGH
THOSE WATERS AS DESCRIBED ABOVE UNDER SPECIAL FEATURES. MODERATE
TO FRESH SOUTH TO SOUTHWEST WINDS ARE OVER THE CENTRAL GULF OF
CALIFORNIA, WHILE LIGHT TO GENTLE VARIABLE WINDS ARE OVER THE
SOUTHERN PORTION. SEAS ARE 2 TO 4 FT OVER THE CENTRAL PORTION AND
3 TO 5 FT OVER THE SOUTHERN PORTION. LIGHT TO GENTLE WINDS ALONG
WITH SEAS OF ABOUT 3 TO 5 FT IN LONG-PERIOD SOUTH TO SOUTHWEST
SWELL ARE OVER THE REST OF THE MEXICAN OFFSHORE WATERS.
SIGNIFICANT SWELL EVENT FOR THE NE PART OF THE AREA: LARGE
LONG-PERIOD NORTHWEST SWELL WITH A PERIOD OF 13-15 SECONDS HAS
STARTED TO PROPAGATE THROUGH THE WATERS WEST OF BAJA CALIFORNIA
NORTE, ROUGHLY NORTH OF 26N BETWEEN 117W AND 126W. THE SWELL WILL
CONTINUE TO SPREAD SOUTH-SOUTHEASTWARD ACROSS THE REST OF THE
WATERS OF BAJA CALIFORNIA THROUGH MON MORNING. IT IS FORECAST TO
BUILD SIGNIFICANT WAVE HEIGHTS TO A PEAK OF ABOUT 16 FT OVER THE
OFFSHORE WATERS NORTH OF PUNTA EUGENIA TODAY AND TONIGHT, AND TO
A PEAK OF AROUND 13 FT OVER THE WATERS FROM PUNTA EUGENIA TO
CABO SAN LAZARO THROUGH EARLY ON MON. THE SWELL IS FORECAST TO
SLOWLY DECAY GOING INTO THE MIDDLE PART OF THE WEEK. MARINE
INTERESTS TRANSITING THROUGH THESE WATERS ARE URGED TO USE
CAUTION, AND TO STAY UP TO DATE WITH THE LATEST FORECAST.
FOR THE FORECAST, WINDS WILL DIMINISH OVER THE WATERS WEST OF
BAJA CALIFORNIA ON MON. THE NORTHWEST SWELL WILL SLOWLY SUBSIDE
GOING INTO THE MIDDLE PART OF THE WEEK. THE LIGHT TO GENTLE WINDS
AND SEAS OVER THE REMAINDER OF THE OFFSHORE WATERS WILL CHANGE
LITTLE GOING INTO THE MIDDLE PART OF THE WEEK UNDER A RATHER WEAK
PRESSURE PATTERN. MODERATE TO EAST TO SOUTHEAST WINDS ARE
EXPECTED ACROSS THE OUTER WATERS OF THE TEHUANTEPEC REGION TUE
AND TUE NIGHT ALONG WITH MODERATE SEAS.
SHORT-TERM SOUTHERN CROSSING (along 23N)
TODAY - SW 11-14, Seas SSW 2.7-4.7 ft @ 15sec
TONITE - SW 9-11, Seas SSW 3-4.8 ft @ 15sec
MONDAY - SSW 10-12, Seas SSW 2.5-4.4 ft @ 14sec
MONDAY NIGHT - SSE 6-8, Seas S --? ft @ 16sec
LONG-TERM SOUTHERN CROSSING
TUESDAY - WNW 8-10, Seas SSW 1.3-3.9 ft @ 13sec
WEDNESDAY - WNW 7-9, Seas SSW 1.3-4 ft @ 20sec
THURSDAY - WSW 5-6, Seas SSW 1.5-3.8 ft @ 19sec
FRIDAY - SSW 4-5, Seas N/A ?-? ft @ ?
SATURDAY - W 6-7, Seas N/A ?-? ft @ ?