000 WTPZ35 KNHC 260834 TCPEP5 BULLETIN Tropical Storm John Advisory Number 14 NWS National Hurricane Center Miami FL EP102024 300 AM CST Thu Sep 26 2024 ...TROPICAL STORM WARNING EXTENDED WESTWARD... ...CATASTROPHIC LIFE-THREATENING FLASH FLOODING AND MUDSLIDES CONTINUE OVER PORTIONS OF SOUTHERN MEXICO... SUMMARY OF 300 AM CST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...17.1N 102.5W ABOUT 65 MI...105 KM SSW OF LAZARO CARDENAS MEXICO ABOUT 70 MI...115 KM SW OF ZIHUATANEJO MEXICO MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H PRESENT MOVEMENT...WNW OR 285 DEGREES AT 3 MPH...6 KM/H MINIMUM CENTRAL PRESSURE...982 MB...29.00 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: The government of Mexico has issued a Tropical Storm Warning from west of Punta San Telmo to Manzanillo. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Hurricane Warning is in effect for... * Tecpan de Galeana to Punta San Telmo A Tropical Storm Warning is in effect for... * Punta Maldonado to east of Tecpan de Galeana * West of Punta San Telmo to Manzanillo A Hurricane Warning means that hurricane conditions are expected somewhere within the warning area, in this case within 24 to 36 hours. Preparations to protect life and property should be rushed to completion. A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, in this case within 12 hours. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 300 AM CST (0900 UTC), the center of Tropical Storm John was located near latitude 17.1 North, longitude 102.5 West. John is moving toward the west-northwest near 3 mph (6 km/h) and this motion is expected to continue today, followed by a gradual turn to the northwest by this evening. On the forecast track, the center of John is forecast to approach and move along the coast of southwestern Mexico or just inland on Friday. Maximum sustained winds are near 70 mph (110 km/h) with higher gusts. John is forecast to strengthen to a hurricane later today, with additional strengthening expected until the center moves along the coast or inland on Friday and weaken to a depression Friday night. Tropical-storm-force winds extend outward up to 140 miles (220 km) from the center. The estimated minimum central pressure is 982 mb (29.00 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Through Friday, Tropical Storm John is expected to produce additional rainfall amounts of 10 to 20 inches with isolated totals around 30 inches across portions of the Mexican States of Guerrero, Oaxaca and Michoacan. For a complete depiction of forecast rainfall associated with John, please see the National Weather Service Storm Total Rainfall Graphic, available at hurricanes.gov/graphics_ep5.shtml?rainqpf STORM SURGE: A dangerous storm surge is expected to produce coastal flooding near and to the east of where the center makes landfall. Near the coast, the surge will be accompanied by large and destructive waves. WIND: Hurricane conditions are expected along the coast within the hurricane warning area by tonight or early Friday. Winds are expected to first reach tropical storm strength later this morning, making outside preparations difficult or dangerous. Preparations to protect life and property should be rushed to completion. Tropical storm conditions are currently occurring over portions of the coast within the tropical storm warning area, and should continue through today. SURF: Swells associated with John are forecast to continue to affect the coast of southern and southwestern Mexico through the week, with the potential for dangerous surf and rip currents. Please see local statements for more information. NEXT ADVISORY ------------- Next intermediate advisory at 600 AM CST. Next complete advisory at 900 AM CST. $$ Forecaster Roberts
Originally Posted at:
NATIONAL HURRICANE CENTER and CENTRAL PACIFIC HURRICANE CENTER At The NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION
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