Tropical Weather Discussion

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Tropical Weather Discussion NWS National Hurricane Center Miami FL 0405 UTC Thu Aug 6 2026 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 0130 UTC. ...TROPICAL WAVES... The axis of a tropical wave is near 85/86W, north of 03N, moving westward at 10 to 15 kt. Nearby convection is discussed in the ITCZ/Monsoon Trough section below. The axis of a tropical wave is near 101/102W, north of 02N, moving westward at 10 to 15 kt. Nearby convection is discussed in the ITCZ/Monsoon Trough section below. The axis of a tropical wave is near 121W, north of 02N, moving westward at around 5 kt. Nearby convection is discussed in the ITCZ/Monsoon Trough section below. The axis of a tropical wave is near 137/138W, from 02N to 19N, moving westward at 10 kt. Nearby convection is discussed in the ITCZ/Monsoon Trough section below. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... The monsoon trough extends from 10N85W to 10N105W. The ITCZ extends from 10N105W to 10N116W. Scattered moderate to isolated strong convection is noted from 02N to 12N east of 108W, and from 10N to 16N between 110W and 135W. ...OFFSHORE WATERS WITHIN 250 NM OF MEXICO... Moderate or weaker winds, and moderate seas, prevail over the open waters off Mexico. Gentle to moderate winds, and slight to moderate seas, are over the Gulf of California. For the forecast, fresh to strong gap winds and building seas are expected across the Gulf of Tehuantepec into the weekend. Elsewhere, a moderate pressure gradient will support mostly gentle to moderate winds across the offshore waters of Mexico. The pressure gradient between high pressure NW of the area and lower pressure over the Colorado River Valley will support fresh southerly winds across the northern Gulf of California late this weekend into early next week. ...OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, AND WITHIN 750 NM OF ECUADOR... Fresh to strong winds, and moderate seas, prevail over and downstream the Gulf of Papagayo. Gentle to moderate winds are found between the Galapagos Islands and Ecuador. Light to gentle winds and moderate seas are noted elsewhere. For the forecast, fresh to strong gap winds and occasional rough seas will pulse across the Gulf of Papagayo into early next week. Moderate or weaker winds and moderate seas in SW swell are expected across the remainder of the waters through the period. ...REMAINDER OF THE AREA... High pressure prevails over the waters N of 20N. The pressure gradient between this area of high pressure and a tropical wave near 137/138W is supporting moderate to fresh winds from 15N to 20N and W of 130W. Seas over these waters are estimated to be approaching 8 ft in the area of fresh winds. Elsewhere, gentle to moderate winds and moderate seas prevail across the discussion waters. For the forecast, seas to 8 ft will accompany the tropical wave as it moves westward through Thu night. Farther south, southerly swell to 8 ft will move into the waters south of 05N and west of 100W through the latter part of the week.