000 AXPZ20 KNHC 190345 TWDEP Tropical Weather Discussion NWS National Hurricane Center Miami FL 0405 UTC Sun Feb 19 2017 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 0300 UTC. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... The ITCZ extends from 06N86W to 06N97W to 06N105W to 07N110W. No significant convection is observed. ...DISCUSSION... OFFSHORE WATERS WITHIN 250 NM OF MEXICO... A cold front is in the Gulf of California extending from 26N109W to 24N110W. Gale force winds associated with the front have diminished to fresh to strong southerly winds over gulf waters from 23N to 25N with seas less than 8 ft. The same cold front passes across Baja California Sur and continues in the east Pacific waters along 24N110W to 17N120W. The pressure gradient between the front and high pressure to the west supports west to northwest fresh to near gale force winds in the offshore zones west of Baja California north of 22N with seas ranging from 12 to 20 ft. Winds will gradually diminish northward through Sunday morning when moderate to fresh winds will dominate the offshores north of Baja California Sur. Otherwise, large seas will spread southward along the Baja California peninsula through early next week. A Gulf of Tehuantepec gap wind event is possible Tuesday night through Wednesday evening with winds in the range of 20 to 30 kt. OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, AND WITHIN 750 NM OF ECUADOR... Gulf of Papagayo: mainly gentle to moderate winds will generally prevail through most of the forecast period. Gulf of Panama: Moderate to fresh northerly flow is generally expected through most of the forecast period. REMAINDER OF THE AREA... A cold front is moving southeast over Baja California Sur and east Pacific waters from 24N110W to 17N120W with northwest fresh to strong winds extending off the Baja California offshore zones to 124W. NW swells and seas from 8 ft to 20 ft are currently covering much of the waters north 15N. This swell event will slowly subside as it continues to propagate southeastward. A new cold front is forecast to move into the far NW corner Sunday night with fresh to strong SW winds expected ahead of the front. Strong to near gale force winds are expected west of the front. This front will usher in a fresh set of long period northwesterly swell, with seas peaking around 20 ft over the far northwest waters on Monday morning. $$ NR