ALASKA EXTENDED FORECAST DISCUSSION NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 209 PM EDT FRI AUG 01 2014 VALID 12Z TUE AUG 05 2014 - 12Z SAT AUG 09 2014 THE AUGUST 1/00Z GEFS/ECENS MEANS WERE FOLLOWED THROUGH THE MEDIUM RANGE ALASKAN FORECAST. BEYOND DAY 6...THE DETERMINISTIC SOLUTIONS---TO A DEGREE---HOLD FIRM WITH UPPER-LEVEL RIDGING ACROSS THE ARCTIC CIRCLE. AND CONTINUE TO DEVELOP SUBTLE DIFFERENCES WITH THE STRUCTURE OF THE UPPER-LEVEL TROUGH DEVELOPING ALONG THE DATELINE AND INTERACTING WITH THIS DOWNSTREAM RIDGE ANCHORED INVOF THE PANHANDLE. THOUGHT THE 1/12Z DETERMINISTIC GFS WAS A REASONABLE COMPROMISE FOR SOME OF THE DETAILS INVOF THE SOUTHWEST GULF OF ALASKA AND SOUTHEAST BERING SEA. ALTHOUGH THEY WERE NOT AVAILABLE FOR THE GRIDDED DATA---NOR WERE THEY INCORPORATED IN THE DAY 4-TO-DAY 8 500MB AND SURFACE GRAPHICS...THIS SOLUTION DOES FIT THE PATTERN AND THE LATEST FORECAST FOR A LARGE PORTION OF THE PACIFIC OCEAN. VOJTESAK