000 ABPZ20 KNHC 080343 TWOEP TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1000 PM PDT TUE AUG 7 2007 FOR THE EASTERN NORTH PACIFIC...EAST OF 140 DEGREES WEST LONGITUDE. THUNDERSTORM ACTIVITY HAS AGAIN INCREASED SLIGHTLY THIS EVENING IN ASSOCIATION WITH THE AREA OF LOW PRESSURE CENTERED ABOUT 1125 MILES SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. WHILE ENVIRONMENTAL CONDITIONS HAVE BECOME A LITTLE LESS FAVORABLE FOR ADDITIONAL DEVELOPMENT...IT IS STILL POSSIBLE THAT THIS SYSTEM COULD BECOME A TROPICAL DEPRESSION DURING THE NEXT COUPLE OF DAYS AS IT MOVES WESTWARD AT ABOUT 10 MPH. SHOWERS AND THUNDERSTORMS...ASSOCIATED WITH A TROPICAL WAVE...HAVE BEEN PRODUCING HEAVY RAINS THIS EVENING ALONG PORTIONS OF THE COAST OF MEXICO BETWEEN MANZANILLO AND MAZATLAN. UPPER-LEVEL WINDS ARE ONLY MARGINALLY FAVORABLE FOR TROPICAL CYCLONE FORMATION IN THIS AREA...AND ANY DEVELOPMENT OF THIS SYSTEM IS EXPECTED TO BE SLOW TO OCCUR AS IT MOVES WESTWARD AT 15 TO 20 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER KNABB