ZCZC MIATCDEP2 ALL TTAA00 KNHC DDHHMM TROPICAL DEPRESSION DALILA DISCUSSION NUMBER 23 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP072007 800 AM PDT FRI JUL 27 2007 ENHANCED INFRARED SATELLITE IMAGERY AND AN EARLIER AMSU-B MICROWAVE OVERPASS SUGGEST THAT DALILA HAS BEEN DEVOID OF DEEP CONVECTION FOR AT LEAST 12 HOURS. NO INTERMITTENT CONVECTIVE BURSTS HAVE MATERIALIZED SINCE LAST NIGHT'S QUIKSCAT OVERPASS...WHICH DEPICTED A VERY SMALL PATCH OF 30 KT WINDS OVER THE NORTHWEST QUADRANT. ASSUMING A GRADUAL SPINDOWN OF THE VORTEX SINCE THAT PASS...THE INITIAL INTENSITY IS LOWERED TO 25 KT. THE SYSTEM IS EXPECTED TO CONTINUE WEAKENING AS A REMNANT LOW OVER THE NEXT COUPLE OF DAYS. THE INITIAL MOTION IS ESTIMATED AT 290/9. DALILA SHOULD CONTINUE THROUGH THE FORECAST PERIOD ON A GENERALLY WEST-NORTHWESTWARD MOTION WITHIN THE EASTERLY FLOW OF A LOW TO MID TROPOSPHERIC HIGH SITUATED TO THE NORTH-NORTHWEST. THIS IS THE LAST ADVISORY ISSUED ON TROPICAL DEPRESSION DALILA. FOR ADDITIONAL INFORMATION ON THE REMNANT LOW PLEASE SEE HIGH SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER SERVICE...UNDER AWIPS HEADER NFDHSFEP1 AND WMO HEADER FZPN02 KWBC. FORECAST POSITIONS AND MAX WINDS INITIAL 27/1500Z 23.1N 117.9W 25 KT 12HR VT 28/0000Z 23.6N 119.3W 25 KT...REMNANT LOW 24HR VT 28/1200Z 24.0N 120.9W 20 KT...REMNANT LOW 36HR VT 29/0000Z 24.2N 122.6W 20 KT...REMNANT LOW 48HR VT 29/1200Z 24.2N 124.3W 20 KT...REMNANT LOW 72HR VT 30/1200Z...DISSIPATED $$ FORECASTER ROBERTS/PASCH NNNN
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Page last modified: Friday, 02-Nov-2007 21:20:59 UTC