HAWAII EXTENDED FORECAST DISCUSSION NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 718 AM EST MON FEB 24 2014 VALID 00Z TUE FEB 25 2014 - 00Z TUE MAR 04 2014 THROUGH THE MIDDLE OF THE WEEK EXPECT DRIER THAN AVERAGE CONDITIONS UNDER WNWLY FLOW ALOFT AND WINDS FROM THE N/NE AT THE SFC. WINDWARD TERRAIN MAY OCCASIONALLY SEE LGT SHWR ACTIVITY WHILE A COUPLE OF WEAK FRONTS REACHING THE ISLANDS MAY ALSO BE ACCOMPANIED BY A LITTLE LGT RNFL. GUIDANCE MAINTAINS FAIRLY GOOD CONTINUITY/CLUSTERING WITH THE FCST FROM THU ONWARD WITH HIGH PRESSURE PASSING N OF THE ISLANDS ON THU AND A COLD FRONT CROSSING THE REGION DURING THE WEEKEND. ASIDE FROM THE 06Z GFS THAT AMPLIFIES TRAILING MID LVL TROUGH ENERGY MORE THAN OTHER SOLNS BY DAYS 6-7 SUN-MON... DIFFS ALOFT ARE FAIRLY SUBTLE SO AN AVG OF REMAINING MODEL/ENSEMBLE MEAN SOLNS APPEARS REASONABLE FOR FRONTAL TIMING. AS SOUTHERLY FLOW AHEAD OF THE FRONT STRENGTHENS... THE POTENTIAL FOR ENHANCED RNFL SHOULD INCREASE WITH ONE BAND ALONG THE FRONT AND PSBLY ANOTHER BAND WITH A PRE-FRONTAL CONVERGENCE ZONE. GFS RUNS ARE MORE ENTHUSIASTIC THAN ECMWF RUNS FOR THE LATTER POSSIBILITY. DRIER AIR SHOULD PROGRESS INTO THE NWRN ISLANDS BY LATE SUN-MON. RAUSCH