000 AXPZ20 KNHC 261443 TWDEP Tropical Weather Discussion NWS National Hurricane Center Miami FL 1359 UTC Sun Apr 26 2020 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... Tropical Depression One-E is centered near 15.7N 118.8W at 26/1500 UTC moving NW at 8 kt. Estimated minimum central pressure is 1006 mb. Maximum sustained wind speed is 30 kt with gusts to 40 kt. Scattered moderate convection is noted within 120 nm SE quadrant of the system center. The combination of dry air, strong vertical shear, and cooler SST's will lead to weakening of the depression today. The remnant low is then forecast to dissipate by early Tue. See latest NHC forecast/advisory under AWIPS/WMO headers MIATCMEP1/WTPZ21 KNHC for more details. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... A surface trough extends from 09N78W to 06N94W to low pres near 07.7N103.5W. The ITCZ extends from 07N109W to 09N126W. It resumes from 08N130W to 05N140W. Scattered moderate isolated strong convection was noted from 03N to 07N E of 97W, from 05N to 10N between 104W and 111W, and from 07N to 09N between 121W and 127W. OFFSHORE WATERS WITHIN 250 NM OF MEXICO... Light to gentle winds generally prevail over the forecast waters. Seas range between 5 and 7 ft west of Baja California Norte and 4 to 6 ft elsewhere. Inside the Gulf of California seas are in the 1 to 3 ft range. Weak surface troughing will remain near the Baja Peninsula region through at least mid week. High pressure will gradually build toward the region from the west for the next several days. A pulse of fresh to strong N winds is expected over the Gulf of Tehuantepec tonight and Monday morning. Fairly tranquil marine conditions will prevail elsewhere through the middle of next week. OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, AND WITHIN 750 NM OF ECUADOR... A weak pressure pattern is resulting in mostly light to gentle winds across the forecast waters. Seas are mainly 3 to 5 ft in a mix of long period S and NW swell. Fairly tranquil marine conditions are expected across most of the forecast area through Thu, except for the Papagayo region, where fresh to strong gap winds will prevail through Thu night. REMAINDER OF THE AREA... Please see special features above for more on TD One-E. High pressure prevails over the northern waters. Away from the wind field of T.D. One-E, gentle to moderate winds prevail across the discussion area. Seas are in the 5-8 ft range. Gentle to moderate winds will prevail from 05N to 20N W of 120W through mid week. High pressure to the N will build by mid week as the low moves away toward the NE. The rebuilding high will cause trade winds in this region to become moderate to fresh during the second half of the week. Long period NW swell will maintain combined seas of 6 to 8 ft west of 120W this weekend. S swell will support seas to 7-8 ft in the equatorial waters west of 100W today. $$ AL