000 WTNT33 KNHC 211435 TCPAT3 BULLETIN TROPICAL DEPRESSION HARVEY ADVISORY NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL AL082011 1000 AM CDT SUN AUG 21 2011 ...HARVEY STILL A TROPICAL DEPRESSION...POTENTIAL FOR HEAVY RAINS CONTINUES OVER PORTIONS OF SOUTHEASTERN MEXICO... SUMMARY OF 1000 AM CDT...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...17.7N 92.6W ABOUT 125 MI...200 KM ESE OF COATZACOALCOS MEXICO MAXIMUM SUSTAINED WINDS...30 MPH...45 KM/H PRESENT MOVEMENT...W OR 275 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1000 AM CDT...1500 UTC...THE CENTER OF TROPICAL DEPRESSION HARVEY WAS LOCATED NEAR LATITUDE 17.7 NORTH...LONGITUDE 92.6 WEST. THE DEPRESSION IS MOVING TOWARD THE WEST NEAR 13 MPH...20 KM/H...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 12 TO 24 HOURS. ON THE FORECAST TRACK...THE CENTER OF HARVEY SHOULD MOVE GENERALLY WESTWARD ACROSS SOUTHEASTERN MEXICO...JUST TO THE SOUTH OF THE BAY OF CAMPECHE. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 30 MPH...45 KM/H...WITH HIGHER GUSTS. HARVEY IS FORECAST TO DEGENERATE INTO A REMNANT LOW BY TONIGHT AND DISSIPATE OVER SOUTHEASTERN MEXICO ON MONDAY. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...HARVEY IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 3 TO 6 INCHES ACROSS GUATEMALA AND SOUTHEASTERN MEXICO...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS OF 10 INCHES. THESE RAINS COULD PRODUCE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES...ESPECIALLY OVER HIGHER TERRAIN. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...400 PM CDT. $$ FORECASTER KIMBERLAIN/WROE