000 WTPZ43 KNHC 281437 TCDEP3 TROPICAL STORM CRISTINA DISCUSSION NUMBER 4 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP032008 800 AM PDT SAT JUN 28 2008 CONVENTIONAL SATELLITE IMAGERY AND A 1018Z NOAA-18 AMSU-B MICROWAVE OVERPASS REVEAL IMPROVED DEEP CONVECTIVE BANDING OVER THE NORTH AND EAST PORTIONS OF THE TROPICAL CYCLONE. BASED ON SATELLITE INTENSITY ESTIMATES OF 35 KT AND AN EARLIER 0358Z QUIKSCAT PASS THAT DEPICTED A FEW BELIEVABLE 35 KT WINDS OVER THE NORTHWEST QUADRANT...THE SYSTEM IS CLASSIFIED AS A TROPICAL STORM. FURTHER STRENGTHENING...HOWEVER...IS NOT EXPECTED AS CRISTINA CONTINUES TO MOVE WITHIN A MORE STABLE ATMOSPHERE...AND OVER COOLER WATER WITHIN THE 36 TO 48 HOUR PERIOD. CONSEQUENTLY...CRISTINA IS EXPECTED TO BECOME A REMNANT LOW IN ABOUT 3 DAYS. INITIAL MOTION IS ESTIMATED AT 290/6...WITHIN A BREAK IN THE SUBTROPICAL RIDGE CREATED BY A CUT-OFF LOW SITUATED OFF OF THE SOUTHERN CALIFORNIA COAST. OVER THE NEXT 24 TO 36 HOURS...A MID TO UPPER LEVEL RIDGE IS EXPECTED TO BUILD IN NORTH OF CRISTINA IN RESPONSE TO THE LOW FILLING AND DRIFTING NORTHWARD. THEREFORE...A TURN MORE TO THE WEST IS ANTICIPATED...WHICH ALSO AGREES WITH A BLEND OF THE DYNAMICAL MODELS. FORECAST POSITIONS AND MAX WINDS INITIAL 28/1500Z 14.4N 124.4W 35 KT 12HR VT 29/0000Z 14.7N 125.5W 35 KT 24HR VT 29/1200Z 15.0N 127.4W 35 KT 36HR VT 30/0000Z 15.0N 129.3W 35 KT 48HR VT 30/1200Z 15.0N 131.4W 30 KT 72HR VT 01/1200Z 15.0N 135.5W 25 KT...REMNANT LOW 96HR VT 02/1200Z 15.0N 139.5W 25 KT...REMNANT LOW 120HR VT 03/1200Z 15.0N 143.5W 25 KT...REMNANT LOW $$ FORECASTER ROBERTS/BEVEN