Synopsis for the E Pacific within 250 nm of Mexico PMZ001 View original source

901 PM PDT Mon Aug 24 2026

Tropical Storm Iselle is near 20.1N 118.6W at 8 PM PDT, and is moving northwest at 13 kt. Maximum sustained winds are 60 kt with gusts to 75 kt, and the minimum central pressure is 988 mb. Iselle will move to 20.7N 119.9W Tue morning, 21.3N 121.7W Tue evening, 21.8N 123.7W Wed morning, 22.6N 125.1W Wed evening, weaken to a tropical depression near 23.2N 127.0W Thu morning, and become a remnant low and move to 23.6N 129.1W Thu evening. Iselle will dissipate late Fri. Large southerly swell will move through the Baja offshore waters and reach the coasts through Wed morning. Elsewhere, fresh northerly gap winds will continue to pulse to strong speeds across Tehuantepec region mainly during the overnight and early morning hours through the upcoming weekend, with seas occasionally building to 8 ft.

Mexico Border S to 30N within 60 nm of shore PMZ009 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT NW 10 kt. 3 to 5 ft. 13 seconds.
TUE NW 10 kt. 3 to 5 ft. 13 seconds.
TUE NIGHT NW 10 to 15 kt. 4 to 6 ft in S swell. 14 seconds.
WED W to NW 10 kt. 4 to 6 ft in S swell. 13 seconds.
WED NIGHT Variable less than 5 kt N of 31N, and NW 10 kt S of 31N. 4 to 6 ft in S swell. 12 seconds.
THU Variable less than 5 kt, becoming W 10 kt in the afternoon. 4 to 6 ft in S swell. 11 seconds.
THU NIGHT NW 10 kt. 3 to 5 ft. 10 seconds.
FRI N of 31N, W to NW 10 kt. S of 31N, variable winds less than 5 kt, becoming W to NW 10 kt in the afternoon. 3 to 5 ft. 18 seconds.
FRI NIGHT NW 10 kt. 3 to 5 ft. 18 seconds.
SAT NW 10 to 15 kt. 4 to 6 ft in SW swell. 17 seconds.
30N to Punta Eugenia within 250 nm of shore PMZ011 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT N 10 to 15 kt. 4 to 6 ft. 13 seconds.
TUE NW to N 10 to 15 kt. 6 to 8 ft in S swell. 13 seconds.
TUE NIGHT NW to N 10 to 15 kt. 6 to 8 ft in S swell. 13 seconds.
WED NW 10 to 15 kt. 5 to 7 ft in S swell. 13 seconds.
WED NIGHT NW 10 to 15 kt. 5 to 7 ft in S swell. 11 seconds.
THU NW 10 kt. 4 to 6 ft in S swell. 10 seconds.
THU NIGHT NW 10 to 15 kt. 4 to 6 ft. 13 seconds.
FRI NW 10 to 15 kt. 4 to 6 ft. 18 seconds.
FRI NIGHT NW to N 10 to 15 kt. 4 to 6 ft. 17 seconds.
SAT Within 60 nm of the coast, variable less than 5 kt, becoming W to NW 10 kt in the afternoon. Elsewhere, NW to N winds 10 to 15 kt. 4 to 6 ft. 16 seconds.
Punta Eugenia to Cabo San Lazaro within 250 nm offshore PMZ013 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT W to NW 10 to 15 kt Within 60 nm of shore, and NE 20 to 25 kt Elsewhere. 7 to 10 ft in S swell. 12 seconds.
TUE N to NE 20 to 25 kt. 7 to 10 ft in S swell. 12 seconds.
TUE NIGHT NW to N 15 to 20 kt. 6 to 9 ft in S to SW swell. 12 seconds.
WED NW to N 10 to 15 kt. 5 to 7 ft in S to SW swell. 11 seconds.
WED NIGHT NW to N 10 to 15 kt. 4 to 6 ft. 10 seconds.
THU NW 10 to 15 kt. 3 to 5 ft. 11 seconds.
THU NIGHT NW to N 10 to 15 kt. 3 to 5 ft. 18 seconds.
FRI NW 10 kt. 3 to 5 ft. 18 seconds.
FRI NIGHT NW to N 10 kt. 3 to 5 ft. 17 seconds.
SAT N 10 kt. 4 to 6 ft in S to SW swell. 16 seconds.
Cabo San Lazaro to Cabo San Lucas within 350 nm offshore N of 20N PMZ014 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT S to SW 25 to 30 kt. 7 to 11 ft in S to SW swell. 11 seconds.
TUE NE 20 to 25 kt. 6 to 9 ft in SW swell. 11 seconds. Scattered showers and isolated tstms through the day.
TUE NIGHT N 10 to 15 kt. 5 to 7 ft. 11 seconds.
WED N 10 to 15 kt. 4 to 6 ft in SW swell. 10 seconds.
WED NIGHT N 10 to 15 kt. 3 to 5 ft. 10 seconds.
THU NW to N 10 to 15 kt. 3 to 5 ft. 17 seconds.
THU NIGHT NW to N 10 to 15 kt. 3 to 5 ft. 18 seconds.
FRI N to NE 10 kt. 4 to 6 ft in S to SW swell. 17 seconds.
FRI NIGHT SW to W 10 kt, shifting to NE to E late. 5 to 7 ft in S to SW swell. 17 seconds.
SAT N of 22N, N to NE 10 kt, shifting to S in the afternoon. S of 22N, E to SE winds 15 to 20 kt. 6 to 8 ft in S swell. 16 seconds.
From 17N to 20N Between 110W and 115W including the Revillagigedo Islands PMZ016 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT SE 10 kt E of 113W, and SE to S 25 to 30 kt W of 113W. 7 to 10 ft in SW to W swell. 10 seconds. Scattered showers and isolated tstms through the night.
TUE NE to E 10 kt E of 113W, and SE 15 to 20 kt W of 113W. 5 to 7 ft. 10 seconds. Scattered showers and isolated tstms.
TUE NIGHT NE to E 10 kt. 4 to 6 ft in SW to W swell. 10 seconds. Scattered showers and isolated tstms through the night.
WED NE to E 10 kt. 3 to 5 ft. 9 seconds. Scattered showers and isolated tstms through the day.
WED NIGHT NE to E 10 kt. 3 to 5 ft. 17 seconds.
THU NE to E 10 to 15 kt. 4 to 6 ft in S to SW swell. 18 seconds.
THU NIGHT NE to E 10 to 15 kt. 5 to 7 ft. 18 seconds.
FRI NE to E 10 to 15 kt, becoming E 20 to 25 kt in the afternoon. 6 to 8 ft in S swell. 17 seconds.
FRI NIGHT SE 25 to 30 kt. 7 to 11 ft in S swell. 16 seconds.
SAT SE 20 to 25 kt E of 113W, and E to SE 25 to 30 kt W of 113W. 8 to 12 ft in S swell. 15 seconds.
Northern Gulf of California PMZ017 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT S to SW 10 kt, shifting to W late. 3 ft or less. 10 seconds.
TUE W 10 kt. 3 ft or less. 10 seconds.
TUE NIGHT SW 10 kt. 3 ft or less. 11 seconds.
WED SE to S 10 to 15 kt. 3 ft or less. 10 seconds.
WED NIGHT S 10 kt. 3 ft or less. 10 seconds.
THU SE to S 10 to 15 kt. 3 ft or less. 10 seconds.
THU NIGHT SE to S 10 to 15 kt. 3 ft or less. 5 seconds.
FRI SE to S 10 to 15 kt. 3 ft or less. 6 seconds.
FRI NIGHT SE to S 10 to 15 kt. 3 ft or less. 4 seconds.
SAT SE to S 10 to 15 kt. 3 ft or less. 6 seconds.
Central Gulf of California PMZ019 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT SW to W 10 to 15 kt. 3 ft or less. 10 seconds.
TUE SW 10 kt. 3 ft or less. 11 seconds.
TUE NIGHT S to SW 10 to 15 kt. 3 ft or less. 11 seconds.
WED SE to S 10 to 15 kt. 3 ft or less. 10 seconds.
WED NIGHT Variable less than 5 kt, becoming S 10 kt late. 3 ft or less. 10 seconds.
THU SE to S 10 to 15 kt. 3 ft or less. 10 seconds.
THU NIGHT SE to S 10 kt. 3 ft or less. 10 seconds.
FRI SE to S 10 kt. 3 ft or less. 10 seconds.
FRI NIGHT SE to S 10 kt. 3 ft or less. 10 seconds.
SAT SE to S 10 kt. 3 ft or less. 9 seconds.
Southern Gulf of California PMZ021 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT SW to W 10 kt, increasing to 15 to 20 kt late. 3 to 5 ft. 11 seconds. Scattered showers and isolated tstms through the night.
TUE SW 10 to 15 kt. 2 to 4 ft. 11 seconds. Scattered showers and isolated tstms through the day.
TUE NIGHT S to SW 10 to 15 kt. 2 to 4 ft. 11 seconds. Scattered showers and isolated tstms through the night.
WED SE to S 10 kt. 3 ft or less. 12 seconds.
WED NIGHT S 10 to 15 kt. 3 ft or less. 13 seconds.
THU SE to S 10 to 15 kt. 3 ft or less. 15 seconds.
THU NIGHT S to SW 10 kt. 3 ft or less. 17 seconds.
FRI SE to S 10 kt. 3 ft or less. 18 seconds.
FRI NIGHT S 10 to 15 kt. 2 to 4 ft. 17 seconds.
SAT S 10 kt. 2 to 4 ft. 16 seconds.
N of 20N E of 110W to the Entrance of the Gulf of California PMZ022 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT W to NW 10 to 15 kt. 4 to 6 ft in S to SW swell. 14 seconds. Scattered showers and isolated tstms through the night.
TUE NE 10 to 15 kt, shifting to W to NW in the afternoon. 3 to 5 ft. 16 seconds. Scattered showers and isolated tstms through the day.
TUE NIGHT NW 10 to 15 kt. 3 to 5 ft. 16 seconds. Scattered showers and isolated tstms through the night.
WED NE 10 kt, shifting to W to NW in the afternoon. 2 to 4 ft. 15 seconds.
WED NIGHT W to NW 10 to 15 kt. 2 to 4 ft. 15 seconds.
THU NW 10 to 15 kt. 2 to 4 ft. 16 seconds.
THU NIGHT W to NW 10 to 15 kt. 2 to 4 ft. 18 seconds.
FRI NW 10 kt, shifting to SW in the afternoon. 3 to 5 ft. 18 seconds.
FRI NIGHT W 10 to 15 kt. 4 to 6 ft. 17 seconds.
SAT S to SW 10 to 15 kt. 4 to 6 ft in S to SW swell. 16 seconds.
Colima and Jalisco within 300 nm offshore S of 20N and E of 110W PMZ024 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT NE to E 10 kt. 4 to 6 ft in SE to S swell. 11 seconds. Scattered showers and isolated tstms through the night.
TUE NE 10 kt. 3 to 5 ft. 16 seconds. Scattered showers and isolated tstms through the day.
TUE NIGHT N to NE 10 kt. 3 to 5 ft. 16 seconds. Scattered showers and isolated tstms through the night.
WED N to NE 10 kt. 2 to 4 ft. 15 seconds.
WED NIGHT N 10 kt. 3 to 5 ft. 15 seconds.
THU NE 10 kt. 3 to 5 ft. 17 seconds.
THU NIGHT S 10 to 15 kt. 4 to 6 ft. 18 seconds.
FRI NE to E 10 to 15 kt, shifting to S in the afternoon. 5 to 7 ft in S to SW swell. 17 seconds.
FRI NIGHT S to SW 10 to 15 kt. 5 to 7 ft in S to SW swell. 17 seconds.
SAT E to SE 10 kt. 5 to 7 ft in S to SW swell. 16 seconds.
Michoacan and Guerrero within 250 nm offshore PMZ025 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT Variable less than 5 kt Within 60 nm of shore, and NE to E 10 to 15 kt Elsewhere. 3 to 5 ft. 17 seconds. Scattered showers and isolated tstms through the night.
TUE N to NE 10 to 15 kt. 3 to 5 ft. 16 seconds. Scattered showers and isolated tstms through the day.
TUE NIGHT NE 10 to 15 kt. 2 to 4 ft. 16 seconds. Scattered showers and isolated tstms through the night.
WED Within 60 nm of shore, variable less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, NE winds 10 to 15 kt, shifting to SE in the afternoon. 3 to 5 ft. 15 seconds. Scattered showers and isolated tstms through the day.
WED NIGHT SW 10 to 15 kt. 3 to 5 ft. 16 seconds.
THU NE 10 kt, shifting to S to SW in the afternoon. 3 to 5 ft. 17 seconds.
THU NIGHT SW 10 to 15 kt. 4 to 6 ft in S to SW swell. 18 seconds.
FRI NW 10 kt. 4 to 6 ft in S to SW swell. 18 seconds.
FRI NIGHT W to NW 10 to 15 kt, shifting to E late. 4 to 6 ft in S to SW swell. 17 seconds.
SAT NE to E 10 to 15 kt. 4 to 6 ft. 16 seconds.
Oaxaca W of Puerto Angel within 250 nm offshore PMZ026 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT NE to E 10 to 15 kt. 3 to 5 ft. 17 seconds.
TUE NE 10 to 15 kt, shifting to E to SE in the afternoon. 3 to 5 ft. 16 seconds. Scattered showers and isolated tstms through the day.
TUE NIGHT E 10 to 15 kt. 3 to 5 ft. 16 seconds. Scattered showers and isolated tstms through the night.
WED NE 10 to 15 kt, shifting to SE to S in the afternoon. 3 to 5 ft. 15 seconds.
WED NIGHT S to SW 10 kt, shifting to N to NE late. 3 to 5 ft. 16 seconds.
THU N 10 kt. 3 to 5 ft. 17 seconds.
THU NIGHT N 10 kt. 3 to 5 ft. 18 seconds.
FRI N to NE 10 kt. 4 to 6 ft in S to SW swell. 18 seconds.
FRI NIGHT NE to E 10 to 15 kt. 5 to 7 ft in S to SW swell. 17 seconds.
SAT N of 14N, NE 10 kt, shifting to SE in the afternoon. S of 14N, E winds 15 to 20 kt. 5 to 7 ft. 16 seconds.
Oaxaca E of Puerto Angel within 300 nm offshore including the Gulf of Tehuantepec PMZ028 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT N to NE 25 to 30 kt N of 14N, and NE to E 15 to 20 kt S of 14N. 4 to 6 ft. 17 seconds.
TUE N to NE 25 to 30 kt N of 14N, and NE to E 15 to 20 kt S of 14N. 4 to 6 ft. 16 seconds. Scattered showers and isolated tstms through the day.
TUE NIGHT N 25 to 30 kt N of 14N, and E 15 to 20 kt S of 14N. 4 to 6 ft. 16 seconds. Scattered showers and isolated tstms through the night.
WED N 25 to 30 kt N of 14N, and NE to E 15 to 20 kt S of 14N. 4 to 6 ft. 15 seconds. Scattered showers and isolated tstms through the day.
WED NIGHT N of 14N, NW to N 25 to 30 kt. S of 14N, NE to E winds 10 kt, shifting to N to NE 15 to 20 kt late. 3 to 5 ft. 16 seconds. Scattered showers and isolated tstms through the night.
THU N to NE 25 to 30 kt N of 14N, and NE 15 to 20 kt S of 14N. 4 to 6 ft. 17 seconds.
THU NIGHT N 25 to 30 kt N of 14N, and NE to E 10 to 15 kt S of 14N. 4 to 6 ft. 18 seconds.
FRI N to NE 20 to 25 kt N of 14N, and NE to E 15 to 20 kt S of 14N. 5 to 7 ft. 18 seconds.
FRI NIGHT NE 20 to 25 kt N of 14N, and E 15 to 20 kt S of 14N. 5 to 7 ft. 17 seconds.
SAT NE to E 20 to 25 kt. 5 to 7 ft. 16 seconds.
Offshore Chiapas E of 94W PMZ029 View original source
901 PM PDT Mon Aug 24 2026
Day Dir Speed Waves period
TONIGHT Variable less than 5 kt E of 93W, and NW 10 to 15 kt W of 93W. 3 to 5 ft. 17 seconds.
TUE E of 93W, variable less than 5 kt, becoming SW to W 10 kt in the afternoon. W of 93W, N winds 10 to 15 kt, shifting to SW in the afternoon. 3 to 5 ft. 16 seconds.
TUE NIGHT SW to W 10 kt, shifting to NW late. 3 to 5 ft. 16 seconds. Scattered showers and isolated tstms through the night.
WED N 10 kt, shifting to SW to W in the afternoon. 2 to 4 ft. 15 seconds.
WED NIGHT Variable less than 5 kt, becoming W to NW 10 kt late. 2 to 4 ft. 15 seconds. Scattered showers and isolated tstms through the night.
THU N to NE 10 kt, shifting to SW to W in the afternoon. 2 to 4 ft. 17 seconds.
THU NIGHT S to SW 10 kt in the evening, becoming variable winds less than 5 kt. 3 to 5 ft. 18 seconds.
FRI NE to E 10 kt, shifting to SW in the afternoon. 3 to 5 ft. 18 seconds.
FRI NIGHT S to SW 10 kt, shifting to N late. 3 to 5 ft. 17 seconds.
SAT N to NE 10 kt, shifting to SW to W in the afternoon. 4 to 6 ft in SW swell. 16 seconds.
SOUTHERN CROSSING (along 23N) View original source
August 24, 2026, 8:01 pm (UTC: -05:00)
Day Dir Speed Waves period
TODAY W 6-8 SSW 0-5.5 ft 11sec
TONITE SW 10-12 SSW 0-5.2 ft 12sec
TUESDAY SW 10-12 SSW 0-5.2 ft 12sec
TUESDAY NIGHT SW 6-8 SW 0-4.4 ft 16sec
WEDNESDAY SW 6-8 SW 0-4.4 ft 16sec
THURSDAY WSW 6-8 SSW 0-4 ft 18sec
FRIDAY SW 9-11 SSW 1.8-5.1 ft 18sec
SATURDAY WSW 8-10 SSW 1.9-5.1 ft 17sec
SUNDAY WSW 8-10 SSW 1.2-5.3 ft 15sec
MAZATLAN TO BAHIA BANDERAS View original source
August 24, 2026, 8:01 pm (UTC: -05:00)
Day Dir Speed Waves period
TODAY NW 10-12 SSW 1.6-4.3 ft 17sec
TONITE SSE 6-7 SSW 3.4-4.4 ft 18sec
TUESDAY SSE 6-7 SSW 3.4-4.4 ft 18sec
TUESDAY NIGHT SE 4-5 SW 0-3.1 ft 16sec
WEDNESDAY WNW 7-9 SW 0-3 ft 15sec
THURSDAY WNW 10-12 SSW 1.5-3.5 ft 18sec
FRIDAY W 9-11 SSW 0-4.1 ft 18sec
SATURDAY WNW 9-11 SSW 0-5.3 ft 15sec
SUNDAY W 8-10 SSW 0-3.9 ft 14sec
CABO CORRIENTES TO MANZANILLO View original source
August 24, 2026, 8:01 pm (UTC: -05:00)
Day Dir Speed Waves period
TODAY NNW 8-10 SSW 0-5.1 ft 17sec
TONITE SSE 7-9 SSW 0-4.8 ft 16sec
TUESDAY SSW 15-19 SW 0-4.6 ft 16sec
TUESDAY NIGHT ENE 7-9 SW 0-3.9 ft 16sec
WEDNESDAY NE 10-12 SW 0-3.9 ft 15sec
THURSDAY NNE 12-15 SSW 1.5-4.1 ft 18sec
FRIDAY SSE 8-10 SSW 0-4.7 ft 19sec
SATURDAY NW 8-10 SSW 0-5.3 ft 17sec
SUNDAY WSW 6-8 SSW 1-5 ft 14sec
MEXICAN RIVIERA MANZANILLO TO BAHIAS DE HUATULCO View original source
August 24, 2026, 8:01 pm (UTC: -05:00)
Day Dir Speed Waves period
TODAY SE 9-11 SSW 0-5 ft 17sec
TONITE NW 10-13 SW 0-4.4 ft 17sec
TUESDAY NNW 14-17 SW 0-4.2 ft 16sec
TUESDAY NIGHT W 6-7 SW 2.4-4.5 ft 16sec
WEDNESDAY W 6-7 SW 2.4-4.5 ft 16sec
THURSDAY W 7-9 SSW 0-4.6 ft 17sec
FRIDAY W 13-16 SW 0-6.1 ft 18sec
SATURDAY WNW 11-14 SW 0-6.8 ft 16sec
SUNDAY ESE 6-8 SSW 0-4.9 ft 15sec