000 AXPZ20 KNHC 050222 TWDEP Tropical Weather Discussion NWS National Hurricane Center Miami FL 0405 UTC Tue Jan 5 2021 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 0000 UTC surface analysis and satellite imagery through 0200 UTC. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... The monsoon trough extends from 08N78W to 06N120W. ITCZ extends from 06N120W to 07N140. Scattered moderate convection is noted along and north of the ITCZ mainly west of 112W. OFFSHORE WATERS WITHIN 250 NM OF MEXICO... Moderate to fresh NW to N winds are expected across the offshore waters of Baja California and N of Cabo San Lazaro over the next several days as a ridge remains in place. NW swell, with sea heights in the 8 to 11 ft are noted beyond the Revillagigedo Islands. Long period NW swell will continue to propagate across the area building seas up to 13 or 14 ft N of Punta Eugenia this evening, and N of Cabo San Lazaro by Tue morning. This will persist on Wed. Another swell event, with seas of 12-14 ft will reach the waters N of Punta Eugenia on Thu. Farther south in the Tehuantepec region, fresh northerly winds and seas of 6-8 ft will prevail across the area through Tue night. These marine conditions will return again late on Thu as the next cold front moves across the Gulf of Mexico. Winds may briefly reach minimal gale force Thu night into Fri, with seas building up to 10 or 11 ft. OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, and WITHIN 750 NM OF ECUADOR... Fresh to strong NE-E winds will pulse in the Gulf of Papagayo through Tue night, with seas building to 6-7 ft. Elsewhere, light to gentle winds will prevail N of the monsoon trough while gentle to moderate S to SW winds are expected S of it. Moderate to fresh N winds are expected in the Gulf of Panama Tue and Tue night as high pressure builds N of area. Long period NW swell will continue to spread across the offshore waters of Central America, Colombia, and Ecuador over the next several days, but seas will remain under 8 ft. REMAINDER OF THE AREA... High pressure of 1025 mb located near 28N127W dominates the forecast waters N of 15N W of 110W. The pressure gradient between this area of high pressure and lower pressure in the vicinity of the ITCZ is supporting moderate to fresh trade winds, mainly from 10N-20N W of 125W. Long period NW swells are propagating across most of the forecast waters N of the equator and W of 110W, with seas of 8 to 12 ft, except 12 to 15 ft NW of a line from 30N117W TO 21N140W. Another set of NW swell will reach the NW corner of the forecast region on Wed. On this day, seas of 8 ft or greater will dominate most of the waters N of 03.4S and W of 95W, with seas in the 12-16 ft range affecting the area N of 20N W of 115W. Looking ahead, the next NW swell event is forecast to reach the NW waters by Thu night, with seas up to 18-20 ft. $$ ERA