HAWAII EXTENDED FORECAST DISCUSSION NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD 630 AM EDT MON SEP 26 2011 VALID 00Z TUE SEP 27 2011 - 00Z TUE OCT 04 2011 PACIFIC GUIDANCE REMAINS IN GOOD AGREEMENT AND ON TRACK WITH STRONG SHORTWAVE AMPLIFICATION MID WEEK WHICH WILL DRIVE A COLD FRONT THROUGH THE ISLAND REGION LATE WED/THURSDAY AND INTO FRIDAY. THIS WIL BE FOLOWED BY HIGH PRESSURE TO THE NORTHWEST AND NORTH OF THE ISLANDS BRINGING BACK MDT TO BRISK TRADES THURSDAY THROUGH THE WEEKEND. PRECIPITATION GUIDANCE IS LIGHT WITH THIS FRONTAL PASSAGE BUT STILL EXPECT WIDESPREAD SHOWERS WITH THE FRONT. ROSENSTEIN