129 WWHW40 PHFO 191338 WSWHFO URGENT - WINTER WEATHER MESSAGE National Weather Service Honolulu HI 338 AM HST Tue Jan 19 2021 ...WINTER WEATHER ADVISORY UNTIL 6 PM THIS EVENING FOR THE BIG ISLAND SUMMITS... .An upper level disturbance will keep clouds and snow showers in the forecast for the Big Island summits of Maunakea and Maunaloa through the day. HIZ028-200245- /O.EXT.PHFO.WW.Y.0001.000000T0000Z-210120T0400Z/ Big Island Summits- 338 AM HST Tue Jan 19 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM HST THIS EVENING... * WHAT...Snow expected. Additional snow accumulations of 1 to 2 inches. * WHERE...Big Island Summits above 12,000 feet. * WHEN...Until 6 PM HST this evening. * IMPACTS...Plan on slippery icy road conditions and low visibility in freezing fog. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory means that periods of snow, sleet, or freezing rain will cause travel difficulties. Be prepared for slippery roads and limited visibilities and use caution while driving. && $$ RCB