695 WWHW40 PHFO 061055 WSWHFO URGENT - WINTER WEATHER MESSAGE National Weather Service Honolulu HI 1255 AM HST Tue Feb 6 2018 ...Winter Storm Warning for the summits of Mauna Kea and Mauna Loa... .A surface front and trough aloft are bringing wintry weather, including periods of snow and zero visibility, to the Big Island summits. HIZ028-070000- /O.UPG.PHFO.WW.Y.0005.000000T0000Z-180207T0400Z/ /O.NEW.PHFO.WS.W.0001.180206T1055Z-180207T0400Z/ Big Island Summits- 1255 AM HST Tue Feb 6 2018 ...WINTER STORM WARNING IN EFFECT UNTIL 6 PM HST THIS EVENING... * WHAT...Heavy snow occurring. Plan on difficult travel conditions. Additional snow accumulations of 3 to 6 inches are expected. * WHERE...Big Island Summits. * WHEN...Until 6 PM today. * ADDITIONAL DETAILS...Be prepared for significant reductions in visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means severe winter weather conditions are occurring. This will make travel very hazardous or impossible. $$ Birchard