/O.NEW.KPHI.WW.Y.0016.081219T1100Z-081220T0500Z/ MIDDLESEX-WESTERN MONMOUTH-MERCER-CHESTER-MONTGOMERY- INCLUDING THE CITIES OF...NEW BRUNSWICK...FREEHOLD...TRENTON... WEST CHESTER...NORRISTOWN 341 PM EST THU DEC 18 2008 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM FRIDAY TO MIDNIGHT EST FRIDAY NIGHT... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER WEATHER ADVISORY FOR A WINTRY MIX OF SNOW...SLEET...AND FREEZING RAIN...WHICH IS IN EFFECT FROM 6 AM FRIDAY TO MIDNIGHT EST FRIDAY NIGHT. SNOW WILL ENTER THE AREA FROM WEST TO EAST AROUND DAYBREAK FRIDAY. THE SNOW WILL MIX WITH SLEET AND FREEZING RAIN AROUND MIDMORNING. PRECIPITATION IS EXPECTED TO CHANGE TO ALL RAIN IN THE SOUTH. SNOW AND SLEET ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED IN THE NORTHERN PORTIONS OF THE AREA...WITH 1 TO 3 INCHES POSSIBLE IN THE SOUTH. SINCE PRECIPITATION IS EXPECTED TO CHANGE TO ALL RAIN IN THE IMMEDIATE PHILADELPHIA AREA...LITTLE OR NO SNOW IS EXPECTED ON THE GROUND IN AND NEAR THE CITY BY THE TIME THE STORM MOVES AWAY FROM THE REGION FRIDAY NIGHT. HOWEVER...THE FRIDAY AFTERNOON AND EVENING COMMUTE WILL BE GREATLY IMPACTED WHEREVER SNOW AND SLEET ACCUMULATE ON THE ROADWAYS. 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.