429 AXNT20 KNHC 102332 TWDAT Tropical Weather Discussion NWS National Hurricane Center Miami FL 732 PM EDT Sun Mar 10 2019 Tropical Weather Discussion for North America, Central America Gulf of Mexico, Caribbean Sea, northern sections of South America, and Atlantic Ocean to the African coast from the Equator to 32N. The following information is based on satellite imagery, weather observations, radar and meteorological analysis. Based on 1800 UTC surface analysis and satellite imagery through 2315 UTC. ...SPECIAL FEATURES... ...Caribbean Sea Gale Warning... NE gale-force winds are forecast to start along the coast of N Colombia shortly on 11/0000 UTC, from 11N to 13N between 74W and 76W. The sea heights will range from 10 feet to 15 feet. This gale is forecast to end on 11/1800 UTC. The gale is forecast to resume on 12/0000 UTC, and end again on 12/1200 UTC. Please read the latest High Seas Forecast issued by the National Hurricane Center under the AWIPS/WMO header MIAHSFAT2/FZNT02 KNHC or the website https://www.nhc.noaa.gov/text/MIAHSFAT2.shtml for more details. ...MONSOON TROUGH/ITCZ... The monsoon trough passes through the coastal areas of Sierra Leone near 07N12W to 02N18W. The ITCZ continues from this point to 01S30W to the coast of Brazil near 03S40W. Isolated moderate convection is along the ITCZ from 00N-05S between 28W-42W. GULF OF MEXICO... A 1027 mb high is centered over the W Atlantic near 33N66W. 10-15 SE return flow is over the entire Gulf of Mexico. Isolated showers are noted on radar over the NE Gulf from 28N-30N between 86W-89W. Dense fog is along the coast from Corpus Christi Texas to Pensacola Florida. This fog is likely to persist until 11/1500 UTC. In the upper levels, a ridge is over the Gulf with axis along 93W. Upper level moisture is over the N Gulf N of 26N , while strong subsidence is over the S Gulf. High pressure centered N of the Gulf will shift E to the western Atlantic Fri. Low pressure over interior Mexico will deepen Tue and Wed. This will set up strong SE to S return flow over most of the Gulf Tue night through Wed night. A strong cold front will enter the NW Gulf of Mexico Thu night, then reach from the Florida Big Bend to the Bay of Campeche by Fri evening. Gales will be possible for the waters near Tampico and Veracruz Fri. CARIBBEAN SEA... 15-30 kt tradewinds are over the Caribbean Sea with strongest winds over the central Caribbean and weakest winds over the NW Caribbean. A surface trough is over Hispaniola from 21N71W to 16N71W. Scattered showers are over the E Caribbean E of 71W. Similar showers are over Puerto Rico, Hispaniola, and Jamaica. Elsewhere, scattered moderate to isolated strong convection is inland over N Colombia and NW Venezuela. High pressure to the north of the area will support fresh to strong trade winds in much of the central Caribbean Sea through Fri. Gale-force trade winds are expected each night near the coast of Colombia. Moderate to fresh trade winds will continue across the remainder of the area. ATLANTIC OCEAN... A 1027 mb high is centered over the W Atlantic near 33N66W. A 1018 mb low is over the central Atlantic near 32N52W. A cold front extends S from the low to 27N53W to 25N59W. Scattered showers are within 180 nm E of the front. A 1035 mb high is over the E Atlantic near 37N20W. High pressure will prevail over the W Atlantic through Mon. A cold front will enter the NW waters Mon, then move E across the waters N of 27N through Tue night. High pressure will rebuild over the northern waters Wed through Thu night, then shift E Fri. For additional information please visit http://www.hurricanes.gov/marine $$ Formosa