000 AXPZ20 KNHC 010843 TWDEP Tropical Weather Discussion NWS National Hurricane Center Miami FL 0840 UTC Mon Jul 1 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 0600 UTC surface analysis and satellite imagery through 0840 UTC. ...SPECIAL FEATURES... Tropical Storm Barbara centered near 11.2N 115.8W at 01/0900 UTC moving W at 18 kt. Estimated minimum central pressure is 998 mb. Maximum sustained wind speed is 55 kt with gusts to 65 kt. Barbara is forecast to further intensify and reach hurricane strength today. Barbara will move on a general WNW track the next couple of days while continuing to intensify. Numerous moderate to strong convection is from 09N to 12N between 113W and 118W. Scattered moderate isolated strong convection is elsewhere from 06N to 14N between 110W and 120W. See NHC Forecast/Advisory under AWIPS/WMO Headers MIATCMEP2/WTPZ22 KNHC for more details or at website https://www.nhc.noaa.gov/text/MIATCMEP2.shtml for additional details. ...TROPICAL WAVES... The axis of a tropical wave is near 94W, N of 02N, moving W at 15 kt. Isolated moderate to strong convection is from 07N to 10N between 91W and 94W. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... The monsoon trough extends from 09N85W to 10N100W. It resumes west of T.S. Barbara near 09.5N120W to 08N130W. The ITCZ continues from 08N130W to beyond 09N140W. Scattered moderate isolated strong convection was noted from 08N to 14N between 83W and 91W. Scattered moderate isolated strong convection was noted from 11N to 16N between 95W and 101W. Scattered moderate convection was noted from 05N to 10N between 120W and 128W. OFFSHORE WATERS WITHIN 250 NM OF MEXICO... Gulf of Tehuantepec: Fresh to strong northerly winds will diminish today, with light and variable winds will prevailing afterwards through Thu. Gulf of California: Light to gentle winds prevail across the forecast waters. Winds will freshen early Tue before diminishing Fri. The pressure gradient between a nearly stationary high pressure ridge to the west of Baja and troughing along the Gulf of California will support N to NW moderate to fresh winds off the coast of Baja California through Fri. Southerly swell generated from Tropical Storm Barbara will bring seas to 8 ft over the offshore waters of Baja California through the week. OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, AND WITHIN 750 NM OF ECUADOR... Fresh to strong winds will prevail across the Gulf of Papagayo through the week. Elsewhere, moderate offshore winds will prevail N of the monsoon trough, with moderate S to SW winds expected S of the monsoon trough the next few days. S to SW swell will build wave heights to near 9 ft over the waters S of the equator by late Mon before subsiding. REMAINDER OF THE AREA... Please see above for more of Tropical Storm Barbara. Outside of T.S. Barbara, a broad ridge dominates the northern forecast waters. Moderate trades prevail N of the ITCZ and south of the ridge W of 125W, with seas in the 5 to 8 ft range in mixed swell. T.S. Barbara will continue to propagate westward across the waters west of 110W. Swell generated from T.S. Barbara will spread across the forecast waters, with seas 8 ft or greater covering much of the forecast waters west of 120W by late Thu. $$ AL