000 WTNT33 KNHC 210548 TCPAT3 BULLETIN Tropical Storm Cindy Intermediate Advisory Number 6A NWS National Hurricane Center Miami FL AL032017 100 AM CDT Wed Jun 21 2017 ...HEAVY RAINFALL COULD PRODUCE LIFE-THREATENING FLASH FLOODING ACROSS PORTIONS OF THE NORTHERN GULF COAST... SUMMARY OF 100 AM CDT...0600 UTC...INFORMATION ---------------------------------------------- LOCATION...26.8N 91.4W ABOUT 200 MI...325 KM S OF MORGAN CITY LOUISIANA ABOUT 270 MI...435 KM SE OF GALVESTON TEXAS MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H PRESENT MOVEMENT...NW OR 310 DEGREES AT 7 MPH...11 KM/H MINIMUM CENTRAL PRESSURE...997 MB...29.44 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * San Luis Pass Texas to the Alabama-Florida border * Metropolitan New Orleans * Lake Pontchartrain A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, in this case within the next 12 to 24 hours. Interests elsewhere along the U.S. Gulf Coast from the central Texas coast to the western Florida Panhandle should monitor the progress of this system. For storm information specific to your area, including possible inland watches and warnings, please monitor products issued by your local National Weather Service forecast office. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 100 AM CDT (0600 UTC), the center of Tropical Storm Cindy was located near latitude 26.8 North, longitude 91.4 West. Cindy is moving toward the northwest near 7 mph (11 km/h), and this motion is expected to continue today. A turn toward the north-northwest and then toward the north is expected tonight and early Thursday. On the forecast track, the center of Cindy will approach the coast of southwest Louisiana and southeast Texas late today or tonight, and move inland over southeastern Texas or southwestern Louisiana on Thursday. Maximum sustained winds are near 60 mph (95 km/h) with higher gusts. Little change in strength is expected today. Slight weakening is forecast to begin on Thursday. Tropical-storm-force winds extend outward up to 275 miles (445 km), mainly north through northeast of the center. The estimated minimum central pressure is 997 mb (29.44 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Cindy is expected to produce total rain accumulations of 6 to 9 inches with isolated maximum amounts of 12 inches over southeastern Louisiana, southern Mississippi, southern Alabama, and the Florida Panhandle through Thursday. This rainfall could cause life-threatening flash flooding in these areas. Rainfall amounts of 3 to 5 inches with isolated maximum amounts of 6 inches can be expected farther west across southwest Louisiana into southeast Texas through Thursday. WIND: Tropical storm conditions are beginning to spread across portions of the northern Gulf of Mexico coast over the eastern part of the warning area. These conditions should spread westward within the warning area through early Thursday. STORM SURGE: Inundation of 1 to 3 feet above ground level is expected along the coast in portions of the Tropical Storm Warning area, with isolated areas possibly up to 4 feet. TORNADOES: Isolated tornadoes are possible through today from southern Louisiana to the Florida Panhandle. NEXT ADVISORY ------------- Next complete advisory at 400 AM CDT. $$ Forecaster Pasch