543 WWHW40 PHFO 260152 WSWHFO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 352 PM HST WED JAN 25 2006 ...WINTER WEATHER ADVISORY FOR THE SUMMITS OF MAUNA KEA AND MAUNA LOA ON THE BIG ISLAND... .OVERVIEW...AN UPPER LEVEL LOW PRESSURE SYSTEM TO THE SOUTH OF THE ISLANDS WILL BRING MOISTURE OVER THE BIG ISLAND TONIGHT AND TOMORROW. TEMPERATURES AT THE UPPER SUMMITS... ESPECIALLY ABOVE 12000 FEET WILL BE COLD ENOUGH FOR THE PRECIPITATION TO FALL AS SNOW OVERNIGHT INTO THURSDAY MORNING. HIZ028-261000- /O.NEW.PHFO.WW.Y.0001.060126T0152Z-060126T2000Z/ BIG ISLAND SUMMITS- INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET 352 PM HST WED JAN 25 2006 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM HST THURSDAY... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM HST THURSDAY. SNOW IS EXPECTED TO PRIMARILY OCCUR ABOVE 12000 FEET...WHERE NEW SNOWFALL AMOUNTS OF UP TO 4 INCHES ARE EXPECTED OVERNIGHT. AN ADDITIONAL ONE TO TWO INCHES ARE POSSIBLE THURSDAY MORNING. THE MAUNA KEA ACCESS ROAD HAS ALREADY BEEN CLOSED. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE SIGNIFICANT TRAVEL DIFFICULTIES. THOSE PLANNING TO TRAVEL TO THE UPPER SLOPES EARLY THURSDAY SHOULD CALL AHEAD ON THE STATUS OF THE ROAD CLOSURE AND BE PREPARED FOR SNOW AND ICE COVERED ROADS. $$ NASH/R BALLARD