000 WTPZ34 KNHC 162036 TCPEP4 BULLETIN Tropical Storm Carlotta Advisory Number 9 NWS National Hurricane Center Miami FL EP042018 400 PM CDT Sat Jun 16 2018 ...CARLOTTA CONTINUES TO DRIFT NORTHWARD... ...FLOOD AND MUDSLIDE THREAT CONTINUES... SUMMARY OF 400 PM CDT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...16.1N 99.2W ABOUT 40 MI...70 KM WSW OF PUNTA MALDONADO MEXICO ABOUT 70 MI...115 KM SE OF ACAPULCO MEXICO MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...N OR 360 DEGREES AT 1 MPH...2 KM/H MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Acapulco to Lagunas de Chacahua A Tropical Storm Warning means that tropical storm conditions are expected within the warning area. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 400 PM CDT (2100 UTC), the center of Tropical Storm Carlotta was located near latitude 16.1 North, longitude 99.2 West. Carlotta is drifting toward the north near 1 mph (2 km/h). A slow northward or north-northwestward motion is expected later today and Sunday. On the forecast track, Carlotta is expected to move inland within the warning area by late tonight or early Sunday. Maximum sustained winds remain near 50 mph (85 km/h) with higher gusts. No significant change in strength is expected before landfall. The small cyclone is forecast to quickly dissipate over the high terrain of Mexico on Sunday after moving inland. Tropical-storm-force winds extend outward up to 60 miles (95 km) from the center. The estimated minimum central pressure is 1000 mb (29.53 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Carlotta is forecast to produce 3 to 6 inches of rainfall along the Guerrero and southwestern Oaxaca coasts, including the city of Acapulco, with isolated higher amounts of 10 inches possible. These rains are likely to produce life-threatening flash floods and mudslides, especially in areas of higher terrain. Elsewhere across the states of Guerrero and Oaxaca, rainfall amounts of 1 to 2 inches with isolated amounts of 4 inches are forecast. WIND: Tropical storm conditions are expected to begin within the warning area later today and continue through tomorrow. SURF: Swells generated by Carlotta are affecting portions of the coast of southern Mexico. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next intermediate advisory at 700 PM CDT. Next complete advisory at 1000 PM CDT. $$ Forecaster Pasch