Tropical Weather Discussion

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Tropical Weather Discussion NWS National Hurricane Center Miami FL 1605 UTC Fri Aug 7 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 1200 UTC surface analysis and satellite imagery through 1500 UTC. ...TROPICAL WAVES... The axis of a tropical wave is near 92W, north of 03N, moving westward at 10 kt. Nearby convection is discussed in the ITCZ/Monsoon Trough section below. The axis of a tropical wave is near 108/109W, north of 02N, moving westward at 10 kt. Nearby convection is discussed in the ITCZ/Monsoon Trough section below. The axis of a tropical wave is near 128/129W, north of 02N, moving westward at around 5 kt. Nearby convection is discussed in the ITCZ/Monsoon Trough section below. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... The monsoon trough extends from 09N78W to 10N95W. Segments of the ITCZ extend from 10N95W to 10N105W, from 09N111W to 10N125W and from 09N130W to 07N140W. Scattered moderate convection is noted from 10N to 15N between 90W and 110W, and from 10N to 15N between 125W and 135W. ...OFFSHORE WATERS WITHIN 250 NM OF MEXICO... Fresh to strong winds and moderate to locally rough seas are over the Gulf of Tehuantepec. Moderate or weaker winds, and moderate seas, prevail over the remainder of the open waters off Mexico. Gentle winds and slight seas are over the Gulf of California. For the forecast, fresh to strong gap winds and rough 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. 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, except for large SE to S swell near the Galapagos early next week. ...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 just west of 140W is supporting moderate to fresh winds from 15N to 20N and W of 135W. Seas over these waters are near 8 ft. Rough seas to 8 ft are found over the waters S of 05N between 100W and 120W. Elsewhere, gentle to moderate winds and moderate seas prevail. For the forecast, seas to 8 ft in the western tradewind waters will subside by Sat. Farther south, southerly swell to 8 ft will impact the waters south of 05N and west of 100W through the weekend.