000 AXNT20 KNHC 120605 TWDAT Tropical Weather Discussion NWS National Hurricane Center Miami FL 205 AM EDT Fri Jul 12 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 0519 UTC. ...SPECIAL FEATURES... Tropical Storm Barry at 11/0300 UTC, is centered in the north central Gulf of Mexico near 27.9N 89.4W with a central pressure of 1001 and is moving W at 03 kt. This position is about 140 nm SE of Morgan City, Louisiana. The maximum sustained wind speeds are 43 knots with gusts to 53 knots. Scattered moderate to strong convection is within 300 nm to the W of T.S. Barry. Scattered moderate convection is within 240 nm of the SE quadrant of T.S Barry. See the latest Public Advisories for Barry via the WMO header WTNT32 KNHC and the AWIPS header MIATCPAT2. The FORECAST/ADVISORIES for Barry are available under the WMO header WTNT22 KNHC and the AWIPS header MIATCMAT2. See www.hurricanes.gov for more details also. ...TROPICAL WAVES... An Atlantic Ocean tropical wave is along 34W south of 15N, moving W at 10 kt. A 1010 mb low pressure along the wave axis near 08N34W. Scattered moderate convection is from 07N-12N between 31W-39W. Scattered showers are elsewhere within 150 nm of the wave axis. An Atlantic Ocean tropical wave is along 55W/56W south of 14N, moving W at 10 kt. Scattered moderate convection is seen near this wave from 09N-14N between 52W-60W. An eastern Caribbean Sea tropical wave is along 64W south of 15N, moving W at 10-15 kt. At this time, no significant convection is seen near this wave. A western Caribbean Sea tropical wave is along 82W south of 16N, moving W at 10-15 kt. Scattered moderate convection is within 100 nm E of the wave axis mostly from 09N-14N. ...MONSOON TROUGH/ITCZ... The monsoon trough extends from the coastal areas of Guinea- Bissau near 12N16W to 09N26W. The ITCZ continues from 09N26W to 09N32W, then resumes W of a tropical wave near 07N36W to 10N55W. Besides the convection mentioned in the tropical wave section, scattered moderate convection is along the West African coast from 04N- 12N between 11W-27W. GULF OF MEXICO... See the Special Features Section for more information on T.S. Barry. Scattered moderate convection continues off the coast of Florida and the SE Gulf, from 23N-27N between 80W-83W. Scattered moderate convection is also moving off the Yucatan into the Bay of Campeche, S of 20N and E of 92W. Scatterometer data depicts moderate to fresh southerly winds in the eastern Gulf with some strong winds closer to the center of T.S. Barry and light to gentle WSW winds in the western Gulf. Barry will move to 28.0N 89.9W Friday morning, 28.5N 90.7W Fri evening, 29.5N 91.5W Saturday morning, strengthen to a hurricane Saturday then move inland near 30.5N 91.9W by Saturday afternoon. Winds and seas diminish thereafter across the basin Sunday and Monday. CARIBBEAN SEA... Scattered moderate convection continues across the coast of Haiti in the Mona Passage, otherwise most of the significant convection has dissipated. Scattered low-topped showers are seen moving across the eastern Greater Antilles and the Leeward Islands. Moderate to fresh trades are seen in the central Caribbean with some strong winds. Gentle to moderate trades are seen in the rest of the basin. High pressure N of the area will support fresh to strong trade winds over the south-central Caribbean for the entire period. A tropical wave near 82W will exit the western Caribbean early Friday. Another tropical wave near 64W will reach the central Caribbean Saturday and enter the western Caribbean late Sunday. A third tropical wave will enter the eastern Caribbean Friday night and cross the central Caribbean Sunday and Monday. ATLANTIC OCEAN... Scattered thunderstorms are seen across the Florida Straits and the western Atlantic, from 23N-31N between 76W-81W. A frontal boundary enters the waters in the central Atlantic near 31N53W to 28N59W to 31N67W. Showers are seen moving along and within 100 nm of this boundary. Surface ridging is seen across the rest of the basin anchored by a 1020 mb high near 27N69W. Scatterometer data depicts moderate southeasterly winds are seen in the western Atlantic N of 30N and W of 78W. Fresh to strong trades are also pulsing north of Hispaniola. High pressure will dominate the region through early next week, generally bringing gentle to moderate breezes, except north of Hispaniola where fresh to strong trades will pulse during the evenings. For additional information please visit http://www.hurricanes.gov/marine $$ AKR