739 WWHW40 PHFO 191331 WSWHFO URGENT - WINTER WEATHER MESSAGE National Weather Service Honolulu HI 331 AM HST Sun Feb 19 2023 ...WINTER STORM WARNING UNTIL NOON HST TODAY FOR THE BIG ISLAND SUMMITS... .A deep layer of moisture will continue to stream over the Big Island through Monday. Temperatures at summit level will remain near or below freezing and a mix of heavy snow and freezing rain will persist through at least noon today. Travel to the summits is extremely dangerous and life threatening with snow and ice covered roadways. HIZ028-192200- /O.CON.PHFO.WS.W.0002.000000T0000Z-230219T2200Z/ Big Island Summits- 331 AM HST Sun Feb 19 2023 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON HST TODAY... * WHAT...Heavy mixed precipitation. Additional snow accumulations of two to four inches and light ice accumulations. Winds gusting as high as 45 mph. * WHERE...Big Island Summits. * WHEN...Until noon HST today. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning means significant amounts of snow, sleet, and ice are expected or occurring. Strong winds are also possible. This will make travel very hazardous or impossible. Any travel plans to the summits should be postponed until the threat diminishes. && $$ RCB