040 WWHW40 PHFO 200134 WSWHFO URGENT - WINTER WEATHER MESSAGE National Weather Service Honolulu HI 334 PM HST Mon Dec 19 2022 ...WINTER STORM WARNING IN EFFECT THROUGH 6 AM HST TUESDAY.. HIZ028-201445- /O.CON.PHFO.WS.W.0002.000000T0000Z-221220T1600Z/ Big Island Summits- 334 PM HST Mon Dec 19 2022 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY... * WHAT...Heavy snow and blowing snow. Blizzard conditions possible. Additional snow accumulations of up to 8 inches. Winds gusting as high as 120 mph. * WHERE...Big Island Summits. * WHEN...Until 6 AM HST Tuesday. * IMPACTS...Travel could be very difficult to impossible. Blowing snow will significantly reduce visibility at times, with periods of zero visibility. 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. && $$