000 AXNT20 KNHC 300600 TWDAT Tropical Weather Discussion NWS National Hurricane Center Miami FL 205 AM EDT Wed May 30 2018 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 0545 UTC. ...SPECIAL FEATURES... Scattered moderate showers continue over central and western Cuba. Although rainfall totals are lower than observed during the previous 3-4 days, any additional rain will contribute to current flooding conditions. Widespread flooding of low-lying areas and the potential for landslides in rugged terrain will remain a serious threat in western Cuba through this afternoon. ...TROPICAL WAVES... A tropical wave is along 49W S of 13N moving W at 15 kt. The wave shows up well on SSMI total precipitable water imagery. Isolated moderate convection is within 150 nm of the wave axis. ...MONSOON TROUGH/ITCZ... The monsoon trough extends from the coast of Africa near 10N14W to 07N19W. The ITCZ continues from 07N19W to 01N31W to 01N49W. Scattered moderate convection is along the ITCZ axis W of 22W. ...DISCUSSION... GULF OF MEXICO... Scattered moderate convection remains over the southeastern Gulf of Mexico from convergence into the circulation of what is left of Alberto in Tennessee near 35.6N 87.5W. Winds and seas in the NE Gulf of Mexico will continue to diminish today as the low moves further inland. The western Gulf has mostly clear skies. A broad ridge along 28N is expected to maintain generally fair weather through Friday across the region. CARIBBEAN SEA... Scattered moderate convection is just south of Cuba between 82W- 85W. Elsewhere, isolated moderate convection is over Central America from Nicaragua to Panama. 5-15 kt southerly winds are over the W Caribbean, and 15-20 kt trade winds are over the central and E Caribbean E of 80W. Strong subsidence associated with an upper level trough is evident from water vapor imagery in the eastern Caribbean E of 73W. High pressure in the central Atlantic will maintain fresh to strong trade winds over the S central Caribbean with moderate to fresh trades elsewhere. Fresh E to SE winds are possible over the Gulf of Honduras by late Thu between the high pressure and troughing west of the area. ATLANTIC OCEAN... Isolated showers between the Bahamas and Cuba. A broad surface ridge across the east-central Atlantic is anchored by a 1026 mb high centered near 30N38W and a 1027 mb high near 33N22W. Moderate trade winds are expected south of the ridge the next several days. A cold front will reach near 30N in the central Atlantic Thursday. The trailing portion of the front will move east Friday, with isolated convection. For additional information please visit http://www.hurricanes.gov/marine $$ Mundell