ZCZC MIATCPEP3 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL DEPRESSION MARTY ADVISORY NUMBER 21 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 8 PM PDT TUE SEP 23 2003 ...PERISTENT MARTY MOVING SLOWLY NORTH-NORTHWESTWARD OVER THE NORTHEN GULF OF CALIFORNIA... AT 8 PM PDT...0300Z...THE CENTER OF TROPICAL DEPRESSION MARTY WAS LOCATED NEAR LATITUDE 30.9 NORTH...LONGITUDE 113.9 WEST OR ABOUT 35 MILES...60 KM...SOUTHWEST OF PUERTO PENASCO MEXICO. THIS IS ALSO ABOUT 60 MILES...95 KM... EAST OF SAN FELIPE MEXICO. THE DEPRESSION IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 7 MPH ...11 KM/HR...AND THIS GENERAL MOTION WITH A SLIGHT DECREASE IN FORWARD SPEED IS EXPECTED TO CONTINUE FOR THE NEXT 12 TO 24 HOURS. ON THIS TRACK...MARTY COULD MAKE LANDFALL OVER THE EXTREME NORTHWESTERN PORTION OF THE STATE OF SONORA MEXICO WEDNESDAY MORNING. MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH... 55 KM/HR...WITH HIGHER GUSTS. SOME WEAKENING IS FORECAST DURING THE NEXT 24 HOURS...AND THE DEPRESSION COULD DISSIPATE DURING THE NEXT 12 TO 18 HOURS. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1003 MB...29.62 INCHES. ADDITIONAL RAINFALL TOTALS OF 2 TO 4 INCHES...WITH LOCALLY HIGHER AMOUNTS...ARE LIKELY IN ASSOCIATION WITH MARTY OVER PORTIONS OF EXTREME NORTHWESTERN MEXICO...NORTHEASTERN BAJA PENINSULA...AND SOUTHWESTERN ARIZONA. THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES. REPEATING THE 8 PM PDT POSITION...30.9 N...113.9 W. MOVEMENT TOWARD...NORTH-NORTHWEST NEAR 7 MPH. MAXIMUM SUSTAINED WINDS... 35 MPH. MINIMUM CENTRAL PRESSURE...1003 MB. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 2 AM PDT. FORECASTER STEWART NNNN
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Page last modified: Monday, 07-Feb-2005 16:50:07 UTC