HAWAII EXTENDED FORECAST DISCUSSION NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD 623 AM EST TUE FEB 28 2012 VALID 00Z WED FEB 29 2012 - 00Z WED MAR 07 2012 UPPER LOW IN THE SHORT TERM WILL CONTINUE TO WEAKEN TO THE NORTHWEST OF KAUAI AS RIDGING AND SFC HIGH PRESSURE TO THE NORTH DRIFT EASTWARD THROUGH THE WEEK. TYPICAL TRADES AND WINDWARD SHOWERS WILL CONTINUE INTO THE WEEKEND. THE MODELS AND ENSEMBLES SHOW GOOD AGREEMENT THROUGH ABOUT SATURDAY. BY SUN-MON... THE 00Z ECMWF CONTINUES TO BE THE MOST AGGRESSIVE IN DEVELOPING A CLOSED LOW NEAR 30N/160W AT THE BASE OF AN EXTENDED MID LEVEL TROF AND WEAK SFC FRONT. THE 00Z CANADIAN AND UKMET KEEP THE ENERGY MORE PROGRESSIVE AND BOTH DEVELOP A CLOSED LOW MUCH FARTHER EAST TO NORTH OF THE ISLANDS. GOOD AGREEMENT ON STRONG HIGH PRESSURE BUILDING NORTH OF THE ISLANDS KEEPING UP BRISK TRADES. UNCERTAINTY WITH THE MID LEVEL STRUCTURE BUT NEEDS TO BE CLOSELY WATCHED. ROSENSTEIN