PMZ001-190730-
Synopsis for the E Pacific within 250 nm of Mexico
1121 AM PST Sun Jan 18 2026
.SYNOPSIS...The pressure gradient between strong high pressure
building across eastern Mexico and the eastern north Pacific
monsoon trough is supporting gale- force N gap winds over the
Gulf of Tehuantepec. This gale will likely last through Tue
night, with a peak of severe gale this evening. Very rough seas
over the Tehuantepec area will spread SW, reaching as far as 100W
on Mon, with seas peaking near 18 ft tonight. Elsewhere, gentle
to moderate winds will prevail through the middle part of the
week.
$$
PMZ009-190730- Mexico Border S to 30N within 60 nm of shore- 1121 AM PST Sun Jan 18 2026 TONIGHT N of 31N, variable winds less than 5 kt, becoming NW to N 10 kt late. S of 31N, NW to N winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. MON NW winds 10 kt. Seas 3 to 5 ft. Period 15 seconds. MON NIGHT N of 31N, variable winds less than 5 kt. S of 31N, NW to N winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 2 to 4 ft. Period 14 seconds. TUE Variable winds less than 5 kt. Seas 3 to 5 ft in W to NW swell. Period 14 seconds. TUE NIGHT Variable winds less than 5 kt. Seas 3 to 5 ft in W to NW swell. Period 13 seconds. WED Variable winds less than 5 kt. Seas 3 to 5 ft in W to NW swell. Period 15 seconds. WED NIGHT Variable winds less than 5 kt N of 31N, and NW to N 10 kt S of 31N. Seas 4 to 6 ft in W to NW swell. Period 14 seconds. THU Variable winds less than 5 kt N of 31N, and NW 10 kt S of 31N. Seas 4 to 6 ft in W to NW swell. Period 13 seconds. THU NIGHT NW winds 10 kt. Seas 3 to 5 ft. Period 12 seconds. FRI Variable winds less than 5 kt N of 31N, and NW 10 kt S of 31N. Seas 3 to 5 ft. Period 14 seconds. FRI NIGHT NW to N winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. $$
PMZ009-190730- Mexico Border S to 30N within 60 nm of shore- 1121 AM PST Sun Jan 18 2026 TONIGHT N of 31N, variable winds less than 5 kt, becoming NW to N 10 kt late. S of 31N, NW to N winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. MON NW winds 10 kt. Seas 3 to 5 ft. Period 15 seconds. MON NIGHT N of 31N, variable winds less than 5 kt. S of 31N, NW to N winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 2 to 4 ft. Period 14 seconds. TUE Variable winds less than 5 kt. Seas 3 to 5 ft in W to NW swell. Period 14 seconds. TUE NIGHT Variable winds less than 5 kt. Seas 3 to 5 ft in W to NW swell. Period 13 seconds. WED Variable winds less than 5 kt. Seas 3 to 5 ft in W to NW swell. Period 15 seconds. WED NIGHT Variable winds less than 5 kt N of 31N, and NW to N 10 kt S of 31N. Seas 4 to 6 ft in W to NW swell. Period 14 seconds. THU Variable winds less than 5 kt N of 31N, and NW 10 kt S of 31N. Seas 4 to 6 ft in W to NW swell. Period 13 seconds. THU NIGHT NW winds 10 kt. Seas 3 to 5 ft. Period 12 seconds. FRI Variable winds less than 5 kt N of 31N, and NW 10 kt S of 31N. Seas 3 to 5 ft. Period 14 seconds. FRI NIGHT NW to N winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. $$