000 AXPZ20 KNHC 091555 TWDEP Tropical Weather Discussion NWS National Hurricane Center Miami FL 1337 UTC Mon Sep 9 2019 Tropical Weather Discussion for the eastern Pacific Ocean from the Equator to 32N, east of 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 1440 UTC. ...SPECIAL FEATURES... A tropical wave has an axis extending from 04N98W to 15N98W, moving W around 5 kt. Scattered moderate and isolated strong convection is found from 08N to 16N between 96W and 104W. This tropical wave is being monitored for the potential of tropical cyclone development. This system has a medium probability of becoming a tropical cyclone during the next 48 hours and a high probability for development within the next 5 days. Please refer to the latest eastern North Pacific Tropical Weather Outlook for more information. ...TROPICAL WAVES... A tropical wave has an axis extending from 06N79W to 18N80W, moving W around 10 kt. Scattered moderate and isolated strong convection is seen from 03N to 07N between 76W and 80W. A tropical wave has an axis extending from 06N86W to 20N86W, moving W at 5 to 10 kt. Scattered moderate and isolated strong convection is found from 05N to 10N between 83W and 86W and from 08N to 14N between 88W and 94W. A tropical wave has an axis extending from 05N115W to 16N115W moving W at 5 to 10 kt. Scattered moderate and isolated strong convection is taking place from 08N to 14N between 104W and 120W. A tropical wave has an axis extending from 04N136W to 15N136W moving W around 15 kt. Scattered moderate convection is observed from 10N to 14N W of 135W. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... The monsoon trough extends from low pres 1010 mb near 09N75W to 06N81W to 11N99W to 13N117W to 12N127W. The ITCZ continues from 12N127W to beyond 12N140W. Scattered moderate convection is present from 10N to 14N between 120W and 135W. OFFSHORE WATERS WITHIN 250 NM OF MEXICO... A ridge across the waters W of Baja California peninsula will maintain fresh to locally strong NW to N winds over the forecast waters N of Punta Eugenia over the next couple of days. Low pressure over the U.S. desert southwest will promote fresh to locally strong SE to S winds over the northern Gulf of California through Wed. Fresh to strong northerly winds are expected across the Tehuantepec region Wed through Fri night as high pressure builds SW over the western Gulf of Mexico. Near gale force winds may occur Thu night, and again Fri night. OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, AND WITHIN 750 NM OF ECUADOR... Moderate to fresh NE to E winds will generally prevail over the Gulf of Papagayo through the forecast period. Elsewhere, mainly light to gentle winds will persist north of the monsoon trough, with gentle to moderate S to SW winds south of the monsoon trough for the next several days. REMAINDER OF THE AREA... The remnant low of Juliette is centered near 24.5N136W, and continues to produce fresh to strong winds within about 180 nm N semicircle of center. This system will continue to shift westward while weakening. It is expected to cross 140W tonight or early Tue morning. Swell generated by this feature continues to produce seas 8 ft or greater covering the waters from 22N to 29N and W of 134W. Winds and seas in this area will diminish by late Tue as the low moves farther W of the area. $$ CAM