000 AXPZ20 KNHC 130233 TWDEP Tropical Weather Discussion NWS National Hurricane Center Miami FL 0405 UTC Sat Jul 13 2024 Tropical Weather Discussion for the eastern Pacific Ocean from 03.4S to 30N, east of 120W including the Gulf of California, and from the Equator to 30N, between 120W and 140W. The following information is based on satellite imagery, weather observations, radar, and meteorological analysis. Based on 0000 UTC surface analysis and satellite imagery through 0200 UTC. ...TROPICAL WAVES... The axis of a tropical wave is near 95W from 16N southward, moving west at 10-15 kt. Scattered showers are along the northern half of the wave. The axis of a tropical wave is near 108W from 20N southward, moving west at 10-15 kt. Scattered moderate convection is from 08N to 13N between 108W and 112W. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... The monsoon trough extends from 08N79W to 15N109W to 12N120W. The ITCZ extends from 12N120W to 09N140W. Scattered moderate convection is from 06N-12N between 90W-105W, and from 07N-15N and W of 124W. ...OFFSHORE WATERS WITHIN 250 NM OF MEXICO... Moderate to fresh winds, and seas of 5-6 ft, are over the Gulf of Tehuantepec. Gentle to moderate winds, and seas of 1-3 ft, are over the Gulf of California. Elsewhere a weak pressure gradient is resulting in light to gentle winds, and seas of 4-5 ft. For the forecast, fresh to strong northerly winds will prevail in the Gulf of Tehuantepec through early next week before diminishing. Moderate SE winds along the Gulf of California will strengthen over the northern Gulf Sat before diminishing later in the weekend. Moderate to fresh SE winds will move across the SW Mexican offshore waters tonight through Sun. Elsewhere, light to gentle winds are forecast through Tue. ...OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, AND WITHIN 750 NM OF ECUADOR... Fresh to strong NE winds are over and downwind of the Gulf of Papagayo with seas of 5 to 7 ft. Light to gentle winds are elsewhere N of the monsoon trough. Gentle to moderate winds are between the Galapagos Islands and Ecuador, with light to gentle winds elsewhere S of the monsoon trough. Aside from seas over the Gulf of Papagayo, seas are in the 4-6 ft range. For the forecast, fresh to strong NE to E winds will continue in the Papagayo region through the weekend then diminish slightly early next week through the remainder forecast period. Mainly gentle to moderate southerly winds and moderate seas will continue between the coast of Ecuador and the Galapagos Islands through Tue. Fairly tranquil conditions are forecast elsewhere. ...REMAINDER OF THE AREA... Surface ridging prevails across the waters N of 20N. The pressure gradient between the ridge and lower pressure in the vicinity of the ITCZ and within the monsoon trough is supporting gentle to moderate winds N of the ITCZ/monsoon trough and W of 120W. Light to gentle winds are elsewhere N of the monsoon trough. Gentle to moderate winds are S of the monsoon trough. Seas are in the 7-8 ft range in N swell N of 28N between 125W and 135W. Seas of 4-7 ft prevail over the remainder of the discussion waters. For the forecast, gentle to moderate trade winds are expected from 10N to 22N between 120W and 140W. Large northerly swell will continue to prevail over the far northern waters through Sat before subsiding Sun. Southerly swell to 8 ft may reach north of equator to 10N and between 110W and 125W this weekend into early next week. Winds may freshen south of the ITCZ and west of 110W early next week. $$ ERA