521 WWHW40 PHFO 121315 WSWHFO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 315 AM HST SUN FEB 12 2006 ...SNOW LIKELY ON MAUNA KEA AND MAUNA LOA... .A TROUGH ALOFT WILL CREATE CONDITIONS FAVORABLE FOR SNOWY WEATHER ON THE HIGH MOUNTAINS ON THE BIG ISLAND. HIZ028-130215- /O.CON.PHFO.WS.A.0001.060212T2200Z-060214T0400Z/ BIG ISLAND SUMMITS- INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET 315 AM HST SUN FEB 12 2006 ...WINTER STORM WATCH REMAINS IN EFFECT FROM NOON HST TODAY THROUGH MONDAY AFTERNOON... A WINTER STORM WATCH REMAINS IN EFFECT FROM NOON HST TODAY THROUGH MONDAY AFTERNOON. A TROUGH ALOFT WILL PRODUCE LOW TEMPERATURES AND UNSTABLE CONDITIONS FROM SUNDAY AFTERNOON THROUGH MONDAY AFTERNOON. LOCALLY HEAVY PRECIPITATION IS LIKELY AND THE PRECIPITATION WOULD BE IN THE FORM OF SNOW OVER THE UPPER ELEVATIONS OF MAUNA KEA AND MAUNA LOA. THE GREATEST CHANCE OF HEAVY SNOW IS SUNDAY EVENING BUT SNOWFALL COULD CONTINUE THROUGH MONDAY AFTERNOON. SNOW ACCUMULATION OF 6 INCHES OR MORE IS POSSIBLE. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$