024 WWHW40 PHFO 081314 WSWHFO URGENT - WINTER WEATHER MESSAGE National Weather Service Honolulu HI 314 AM HST Mon Mar 8 2021 ...WINTER WEATHER ADVISORY FOR MAUNA KEA AND MAUNA LOA... .Deep moisture will spread over the area from the east and south, while a nearby trough aloft maintains sub-freezing temperatures over the Big Island Summits. Periods of snow and freezing rain are expected, with the potential for heavy snow during the first half of the week. HIZ028-090215- /O.EXT.PHFO.WW.Y.0008.000000T0000Z-210309T1600Z/ Big Island Summits- 314 AM HST Mon Mar 8 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM HST TUESDAY... * WHAT...Snow and freezing rain. Additional snow accumulations of up to two inches. * WHERE...Big Island Summits. * WHEN...Until 6 AM HST Tuesday. * IMPACTS...Travel could be very difficult to impossible. 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. && $$ Lau