000 AXNT20 KNHC 100517 TWDAT Tropical Weather Discussion NWS National Hurricane Center Miami FL 105 AM EST 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 0000 UTC surface analysis and satellite imagery through 0500 UTC. ...SPECIAL FEATURES... ...Caribbean Sea Gale Warning... NE gale-force winds will be present in the Caribbean Sea, for the next 12 hours, near the coast of Colombia, from 11N to 12.5N between 74W and 76W. The sea heights will range from 10 feet to 13 feet. The wind speeds will slow down during the daytime hours on Sunday, and then return to gale-force, from Sunday night to Monday afternoon. 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 border areas of Guinea and Sierra Leone near 09N13W to 03N15W and the Equator along 20W. The ITCZ continues from the Equator along 20W, to 02S30W and 03S41W at the coast of Brazil. Scattered moderate to isolated strong from 01S to 01N between 26W and 29W. Widely scattered moderate to isolated strong rainshowers are from 04N southward between 13W and 18W. Rainshowers are possible elsewhere from 09N southward between Africa and 60W. GULF OF MEXICO... Broad upper level westerly wind flow spans the entire Gulf of Mexico. A surface ridge extends from the central part of the Florida east coast, into the north central Gulf of Mexico waters, and then into the SW corner of the Gulf of Mexico. A cold front passes through the NW corner of Louisiana, into east Texas. The front becomes stationary from east Texas to the border area with Mexico along 28N100W, and then to 28N102W in northern Mexico. A surface ridge will cover the area through Monday night. A cold front will enter the NW Gulf of Mexico on Tuesday, and then move northward as a warm front on Wednesday. Strong SE to S winds are possible in the Gulf of Mexico from Tuesday night through Thursday. A strong cold front will enter the NW Gulf on Thursday night. CARIBBEAN SEA... A surface trough extends from 19N72W along the border of Haiti and the Dominican Republic, to 16N73W and 13N73W. Rainshowers are possible from 16N to 20N between the Mona Passage and Jamaica. High pressure north of the area will support fresh to strong trade winds in much of the central Caribbean Sea through Thursday night. 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 1024 mb high pressure center is near 31N67W. Surface anticyclonic wind flow covers the area that is between a stationary front that is to the southeast, and a cold front/ warm front boundary that is to the north, and continuing to the Bahamas and the Florida east coast. A stationary front passes through 32N51W to 28N56W 25N59W, and 25N62W. Rainshowers are possible from 24N northward from 62W westward to the Florida east coast. Rainshowers are possible to the northwest of the stationary front, and to the east of the front also, from 22N northward between 50W and the front. A surface ridge extends from a 1036 mb high pressure center, that is near 38N19W, through 34N32W, 32N41W, to 28N49W and 21N54W. Upper level cyclonic wind flow covers the area that is from 19N northward between 32W and 42W. An upper level cyclonic circulation center is near 25N39W. High pressure will prevail across the area through Monday. A cold front, enter the NW waters on Monday, will move across the waters N of 27N through Tuesday night. High pressure will develop again in the northern waters from Wednesday through Thursday night. For additional information please visit http://www.hurricanes.gov/marine $$ mt