736 WWHW40 PHFO 011844 WSWHFO URGENT - WINTER WEATHER MESSAGE National Weather Service Honolulu HI 844 AM HST Sun May 1 2022 ...WINTER WEATHER ADVISORY IN EFFECT FOR THE BIG ISLAND SUMMITS ABOVE 12500 FEET ELEVATION... .A moist unstable airmass will bring periods of freezing rain and drizzle, as well as the snow to the Big Island summits today and tonight. HIZ028-020400- /O.NEW.PHFO.WW.Y.0003.220501T1844Z-220502T1600Z/ Big Island Summits- 844 AM HST Sun May 1 2022 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM HST MONDAY... * WHAT...Periods of freezing rain, drizzle and snow. Total snow accumulations of 2 to 4 inches are possible along with light ice accumulations. * WHERE...Big Island Summits above 12500 feet. * WHEN...Until 6 AM HST Monday. * IMPACTS...Travel could be very difficult. 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. && $$