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| #451749 (Received by flhurricane at: 1:58 AM 21.Aug.2011) TCPAT3 BULLETIN TROPICAL DEPRESSION HARVEY INTERMEDIATE ADVISORY NUMBER 9A NWS NATIONAL HURRICANE CENTER MIAMI FL AL082011 100 AM CDT SUN AUG 21 2011 ...HARVEY WEAKENS TO A TROPICAL DEPRESSION...STILL PRODUCING HEAVY RAINS OVER GUATEMALA AND SOUTHEASTERN MEXICO... SUMMARY OF 100 AM CDT...0600 UTC...INFORMATION ---------------------------------------------- LOCATION...17.5N 90.8W ABOUT 75 MI...120 KM WNW OF FLORES GUATEMALA ABOUT 135 MI...220 KM ESE OF VILLAHERMOSA MEXICO MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 100 AM CDT...0600 UTC...THE CENTER OF TROPICAL DEPRESSION HARVEY WAS LOCATED OVER NORTHWESTERN GUATEMALA NEAR LATITUDE 17.5 NORTH... LONGITUDE 90.8 WEST. HARVEY IS MOVING TOWARD THE WEST NEAR 14 MPH...22 KM/H...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT DAY OR SO UNTIL HARVEY DISSIPATES. ON THE FORECAST TRACK THE CENTER OF HARVEY WILL MOVE INTO SOUTHEASTERN MEXICO OVER THE NEXT FEW HOURS. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 35 MPH...55 KM/H... WITH HIGHER GUSTS. HARVEY IS EXPECTED TO DISSIPATE OVER SOUTHEASTERN MEXICO BY TONIGHT OR ON MONDAY. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1005 MB...29.68 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...HARVEY IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 3 TO 6 INCHES ACROSS GUATEMALA...WESTERN HONDURAS...AND THE YUCATAN PENINSULA OF MEXICO...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS OF 10 INCHES. THESE RAINS COULD PRODUCE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES...ESPECIALLY OVER HIGHER TERRAIN. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...400 AM CDT. $$ FORECASTER BERG |
