237 WWHW40 PHFO 251336 WSWHFO URGENT - WINTER WEATHER MESSAGE National Weather Service Honolulu HI 336 AM HST Sun Mar 25 2018 HIZ028-251445- /O.CAN.PHFO.BZ.W.0001.000000T0000Z-180325T1600Z/ Big Island Summits- 336 AM HST Sun Mar 25 2018 ...BLIZZARD WARNING IS CANCELLED FOR THE BIG ISLAND SUMMITS... Snowfall has ended on the summits of Maunakea and Maunaloa on the Big Island and visibility has improved. Reports of up to 12 inches of storm total snow has fallen with this last storm system. A combination of icy roads and strong gusty winds will continue to produce dangerous driving conditions on all roads to the summits for at least the next 36 hours. $$ RCB