HAWAII EXTENDED FORECAST DISCUSSION NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD 633 AM EDT TUE OCT 04 2011 VALID 00Z WED OCT 05 2011 - 00Z WED OCT 12 2011 SUBTROPICAL MID LEVEL RIDGING WILL PERSIST EAST-WEST ACROSS THE PACIFIC THIS PERIOD BETWEEN 25N AND 30N WITH THE WESTERLIES CONFINED WELL NORTH UNTIL EARLY NEXT WEEK WHEN SOME BUCKLING OF THE PATTERN MAY DEVELOP. SURFACE RIDGING WITH HIGH PRESSURE CENTERED ALONG AN AXIS BETWEEN 35N AND 40N WILL KEEP UP MODERATE TRADES INTO THE WEEKEND WITH LIGHTER TRADES POSSIBLE EARLY NEXT WEEK AS HIGH PRESSURE BUILDS IN THE WEST PACIFIC AND A POSSIBLE FRONT MOVES SOUTH THROUGH THE NORTH CENTRAL PACIFIC TOWARDS THE ISLANDS DISRUPTING TRADE FLOW. OCCASIONAL LIGHT WINDWARD SHOWERS. ROSENSTEIN