000 AXPZ20 KNHC 012105 TWDEP Tropical Weather Discussion NWS National Hurricane Center Miami FL 2043 UTC Wed Jan 1 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 1800 UTC surface analysis and satellite imagery through 2130 UTC. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... The monsoon trough extends from 07N77W to low pressure near 07N92W to 08N115W to 07N125W. The ITCZ continues from 07N125W to beyond 08N140W. No significant convection is occurring along these features. OFFSHORE WATERS WITHIN 250 NM OF MEXICO... Deep layered low pressure continues to weaken as it drifts SSE. The surface reflection of this low this afternoon is centered just north of Cabo San Lucas with a minimum pressure of 1013 mb. The associated cold front is also weakening. from near Mazatlan to SW of the Revillagigedo Islands. Finally, a surface trough is producing scattered moderate convection from Cabo Corrientes SW about 600 km. Fresh northerly winds behind the front will slowly diminish across the offshore waters through Thu, while increasing briefly inside the Gulf of California late this afternoon through Thu morning. Large, long period NW swell is propagating SE into the offshore Baja California Norte waters, and producing seas of 6 to 12 ft. This swell will affect the waters along the Pacific coast of Mexico through the remainder of the week, producing dangerous surf conditions. A strong cold front moving into the SW Gulf of Mexico Thu and Fri will induce gale force winds over and downstream of Gulf of Tehuantepec this weekend. OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, AND WITHIN 750 NM OF ECUADOR... Fresh to occasionally strong NE to E winds will pulse across the Gulf of Papagayo region through tonight, then diminish Thu. Long period NW swell will move SE across the offshore waters Fri through Sat night, with fresh to strong winds gap winds resuming across the Gulf of Papagayo region Sat night. Elsewhere, gentle to moderate S to SW flow will continue across the offshore waters of Costa Rica, Panama, Colombia, and Ecuador through Sun. REMAINDER OF THE AREA... High presssure of 1033 mb is centered near 33N137W, with ridge ridge axis extending SE into the northern waters, supporting fresh to strong trade winds N of 09N and W of 115W, as indicated by several midday scatterometer passes. Seas of up to 12 feet are also continuing in this region. Fresh to at times strong N to NE winds are occurring N and W of a weakening cold front that extends SW of the Revillagigedo Islands for about 900 km, with some seas of 12 to 14 ft. Gentle to moderate winds will persist elsewhere across the region into Thu. Large, very long period NW swell over NW waters will sweep SE the next few days, resulting in seas greater than 12 ft north of 10N and west of 130W persisting into Thu night. Wave heights will gradually subside there by this weekend. $$ KONARIK