746 WWHW40 PHFO 240141 WSWHFO URGENT - WINTER WEATHER MESSAGE National Weather Service Honolulu HI 341 PM HST Fri Mar 23 2018 HIZ028-241600- /O.NEW.PHFO.WS.A.0004.180324T1600Z-180325T1600Z/ Big Island Summits- 341 PM HST Fri Mar 23 2018 ...WINTER STORM WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY NIGHT... * WHAT...Heavy snow possible. Storm total accumulations in excess of 6 inches may occur. * WHERE...Big Island summits above 12500 feet. * WHEN...6 AM Saturday through 6 AM Sunday. * ADDITIONAL DETAILS...Roads to the summit may rapidly become snow covered and slippery. Strong winds combined with heavy snow and poor visibilities may result in blizzard conditions at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Watch means there is a potential for significant snow, sleet, or ice accumulations that may impact travel. Continue to monitor the latest forecasts. && $$