000 AXPZ20 KNHC 262205 TWDEP Tropical Weather Discussion NWS National Hurricane Center Miami FL 2205 UTC Mon Oct 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 1800 UTC surface analysis and satellite imagery through 2150 UTC. ...SPECIAL FEATURES... A strong cold front moving across the Gulf of California is Supporting gale force winds north of 29N. As the front continues to move southward tonight, strong to near gale force winds will funnel southward along the northern and central Gulf through Tue. Fresh to strong winds will reach the southern gulf and the entrance of the gulf through early Wed. Seas are expected to become very rough over the northern Gulf of California through Tue, with wave heights reaching 11 ft before subsiding to around 9 ft early on Tue. Please read the latest HIGH SEAS FORECAST issued by the National Hurricane Center at website-https://www.nhc.noaa.gov/text/MIAHSFEP2.shtml for more details. ...TROPICAL WAVES... A tropical wave extends from 04N to 16N with axis near 127W, moving westward at 5-10 kt. Shower activity near the wave axis has been limited most of the afternoon. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... The monsoon trough axis extends from 11N86W to 10N109W to 10N127W. The ITCZ begins near 10N130W and continues beyond 08N140W. Scattered moderate to strong convection is from 09N to 15N between 85W and 98W, from 13N to 15N between 114W-119W. Scattered moderate convection is noted along the ITCZ from 07N to 10W between 128W and 140W. OFFSHORE WATERS WITHIN 250 NM OF MEXICO... Please see the Special Features section above for details on a gale event in the northern Gulf of California. Mainly moderate to locally fresh northwest winds are across the offshore waters of Baja California with seas to 6 ft. These winds are forecast to continue through Wed morning associated with a gap wind event in the Gulf of California. Strong winds are forecast to funnel to the waters N of Punta Eugenia tonight and Tue. Seas are expected be in the 6-7 ft range during this period. Gentle to moderate winds are forecast to dominate the offshore waters W of Baja Wed evening through early Fri and become light to gentle the remainder of the period. Moderate to fresh N winds in the Gulf of Tehuantepec will pulse to strong tonight and then winds will decrease to light and gentle speeds through Thu. The next gap wind event in Tehuantepec is forecast to begin Thu evening. The models suggest a rapid wind increase to near gale force by Fri morning. Gale force winds are possible during the upcoming weekend. Winds will remain light to gentle over the SW Mexico offshore waters, except for the offshore waters between Puerto Vallarta and Manzanillo where moderate to fresh northwest winds are expected Tue through Thu evening associated with the gap wind event in the Gulf of California. Gulf of Tehuantepec: Looking ahead, strong cold front will move across the Gulf of Mexico into the Gulf of Tehuantepec late in the week. This will bring strong to near gale northerly gap winds next weekend. The strong northerly winds will begin to spread southward building seas southward. OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, and WITHIN 750 NM OF ECUADOR... Moderate to locally fresh south to southwest winds will prevail mainly between the monsoon trough and N of the Galapagos Islands through the forecast period. Seas are expected to remain in the 5-6 ft range, increasing to 7 ft late in the week due to the next Tehuantepec gap wind event. REMAINDER OF THE AREA... Strong high pressure in the NE Pacific region extends a broad ridge southward into 20N140W. The pressure gradient between the ridge and low pressure near the California coast is allowing for moderate to fresh NE winds over the area west of 130W. A tropical wave along 127W continues to support moderate to locally fresh NE winds roughly from 15N to 20N W of 132W. These conditions will continue to slowly diminish this afternoon and evening as the ridge weakens and the tropical wave moves west of the forecast area. $$ Torres