ZCZC NFDTCPAT1 ALL TTAA00 KWNH DDHHMM CCA BULLETIN Tropical Depression Imelda Advisory Number 9 NWS Weather Prediction Center College Park MD AL112019 1000 AM CDT Thu Sep 19 2019 Corrected for storm intensity designation... ...SIGNIFICANT AND LIFE THREATENING FLASH FLOODING IS ONGOING THIS MORNING ACROSS PORTIONS OF FAR SOUTHEAST TEXAS... SUMMARY OF 1000 AM CDT...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...30.5N 95.5W ABOUT 55 MI...90 KM N OF HOUSTON TEXAS ABOUT 55 MI...85 KM E OF COLLEGE STATION TEXAS MAXIMUM SUSTAINED WINDS...25 MPH...35 KM/H PRESENT MOVEMENT...NW OR 319 DEGREES AT 6 MPH...9 KM/H MINIMUM CENTRAL PRESSURE...1009 MB...29.80 INCHES WATCHES AND WARNINGS -------------------- SUMMARY OF WATCHES AND WARNINGS IN EFFECT: Flash flood emergencies are in effect for parts of southeastern Texas. Flash flood watches are in effect for parts of eastern Texas and western Louisiana. 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 OUTLOOK ---------------------- At 1000 AM CDT (1500 UTC), Tropical Storm Imelda were located near latitude 30.5 North, longitude 95.5 West. The remnants are moving toward the north near 3 mph (5 km/h) and this motion is expected to increase to 6 mph (9 km/h) and shift toward the northwest by 2100 UTC. Maximum sustained winds are near 25 mph (35 km/h) with higher gusts. Continued weakening is expected for the next 12 hours before weakening into an open wave/trough within the next 24 hours. The estimated minimum central pressure is 1010 mb (29.83 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Imelda is expected to produce the following rainfall amounts through Friday: Across the Upper Texas Coast into far southeast Texas...additional 4 to 8 inches with isolated storm totals of 30 to 40 inches. Across portions of southwest Louisiana...Additional 3 to 5 inches with isolated totals of 10 inches. Rest of east Texas...2 to 4 inches with isolated totals around 8 inches. These rainfall totals may produce significant to life threatening flash floods. TORNADOES: Isolated tornadoes will be possible today over parts of southwest Louisiana and southeast Texas. NEXT ADVISORY ------------- Next complete advisory at 400 PM CDT. $$ Forecaster Wpc Forecaster FORECAST POSITIONS AND MAX WINDS INIT 19/1500Z 30.5N 95.5W 20 KT 25 MPH 12H 20/0000Z 31.2N 96.1W 15 KT 15 MPH...INLAND 24H 20/1200Z...DISSIPATED NNNN
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