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| #1013204 (Received by flhurricane at: 7:56 PM 21.Aug.2020) TCPAT4 BULLETIN Tropical Depression Fourteen Intermediate Advisory Number 6A NWS National Hurricane Center Miami FL AL142020 800 PM EDT Fri Aug 21 2020 ...TROPICAL DEPRESSION CONTINUES NORTHWESTWARD TOWARD THE YUCATAN PENINSULA OF MEXICO... SUMMARY OF 800 PM EDT...0000 UTC...INFORMATION ---------------------------------------------- LOCATION...18.3N 84.7W ABOUT 210 MI...340 KM SE OF COZUMEL MEXICO MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...NW OR 325 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...1009 MB...29.80 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Hurricane Watch is in effect for... * Punta Herrero to Cancun Mexico A Tropical Storm Warning is in effect for... * Punta Herrero to Dzilam Mexico A Hurricane Watch means that hurricane conditions are possible within the watch area. A watch is typically issued 48 hours before the anticipated first occurrence of tropical-storm-force winds, conditions that make outside preparations difficult or dangerous. A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, generally within 36 hours. 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 Depression Fourteen was located by an Air Force Reserve Hurricane Hunter aircraft near latitude 18.3 North, longitude 84.7 West. The depression is moving toward the northwest near 13 mph (20 km/h). A slower northwestward motion is expected over the next couple of days, followed by an increase in speed by Sunday and Monday. On the forecast track, the center of the system will approach the east coast of the Yucatan Peninsula of Mexico on Saturday. The center will then cross the northeastern part of the Yucatan Peninsula Saturday night and move over the central Gulf of Mexico toward the northwestern Gulf on Sunday and Monday. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Strengthening is forecast during the next couple of days, and the depression is expected to become a tropical storm later tonight or early Saturday. The system could be near hurricane strength when it reaches the Yucatan Peninsula of Mexico late Saturday. Additional strengthening is forecast Sunday and Monday as the system moves over the central Gulf of Mexico. The estimated minimum central pressure based on data from the Hurricane Hunter plane is 1009 mb (29.80 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Tropical storm conditions are expected to first reach the eastern Yucatan coast within the warning area by Saturday afternoon and will spread northward and westward within the warning area Saturday night, making outside preparations difficult or dangerous. Hurricane conditions are also possible within the hurricane watch area by late Saturday. RAINFALL: The depression is expected to produce the following rainfall accumulations through Sunday: Eastern portions of the Mexican states of Quintana Roo and Yucatan: 3 to 6 inches, isolated maximum totals of 10 inches. This rainfall may result in areas of flash flooding. Eastern Honduras: 2 to 4 inches. Northeast Nicaragua and the Cayman Islands: 1 to 2 inches NEXT ADVISORY ------------- Next complete advisory at 1100 PM EDT. $$ Forecaster Zelinsky |
