Issued at 800 PM EDT Mon Oct 21 2024
000 WTNT31 KNHC 212345 TCPAT1 BULLETIN Tropical Storm Oscar Intermediate Advisory Number 11A NWS National Hurricane Center Miami FL AL162024 800 PM EDT Mon Oct 21 2024 ...HEAVY RAINFALL FROM OSCAR CONTINUES OVER PORTIONS OF EASTERN CUBA AND THE SOUTHEASTERN BAHAMAS... SUMMARY OF 800 PM EDT...0000 UTC...INFORMATION ---------------------------------------------- LOCATION...21.4N 75.7W ABOUT 145 MI...230 KM E OF CAMAGUEY CUBA ABOUT 140 MI...225 KM SSW OF LONG ISLAND BAHAMAS MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...NNE OR 15 DEGREES AT 7 MPH...11 KM/H MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * North coast of the Cuban Provinces of Las Tunas, Holguin, and Guantanamo to Punta Maisi * South coast of Cuban Province of Guantanamo * Central Bahamas * Southeastern Bahamas A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 800 PM EDT (0000 UTC), the center of Tropical Storm Oscar was located near latitude 21.4 North, longitude 75.7 West. Oscar is moving toward the north-northeast near 7 mph (11 km/h). A faster northeastward motion is expected on Tuesday and Wednesday. On the forecast track, the center of Oscar is expected to move near the southeastern and central Bahamas on Tuesday. Maximum sustained winds are near 40 mph (65 km/h) with higher gusts. Some slight strengthening is possible during the next day or so. Tropical-storm-force winds extend outward up to 90 miles (150 km) southeast and northeast of the center. The estimated minimum central pressure is 1005 mb (29.68 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Oscar can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT1 and WMO header WTNT41 KNHC and on the web at hurricanes.gov/text/MIATCDAT1.shtml WIND: Tropical storm conditions, mainly in gusts, are expected within the warning area in eastern Cuba for the next few hours. Tropical storm conditions are expected in the warning area in parts of the central and southeastern Bahamas tonight and Tuesday. RAINFALL: Through Wednesday morning, rainfall amounts of 7 to 14 inches with isolated amounts of 20 inches are expected across eastern Cuba, especially within the Sierra Maestra. This rainfall will lead to areas of significant, life-threatening flash flooding along with mudslides. Preliminary reports indicate there have already been over 10 inches of rain in spots in the Province of Guantanamo. Across the southeastern Bahamas, 3 to 5 inches are expected, with isolated amounts around 8 inches. This rainfall could cause localized flash flooding. For a complete depiction of forecast rainfall associated with Oscar, please see the National Weather Service Storm Total Rainfall Graphic, available at hurricanes.gov/graphics_at1.shtml?rainqpf STORM SURGE: Elevated water levels in areas of onshore winds along the coast of eastern Cuba will gradually subside tonight. Near the coast, large and dangerous waves will continue into early Tuesday. NEXT ADVISORY ------------- Next complete advisory at 1100 PM EDT. $$ Forecaster Reinhart
