...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM EST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM EST THIS AFTERNOON. * LOCATIONS...CENTRAL AND EASTERN MASSACHUSETTS NORTH OF THE CAPE COD CANAL...AS WELL AS RHODE ISLAND. * HAZARD TYPES...HEAVY SNOW. * ACCUMULATIONS...4 TO 7 INCHES OF SNOW. * TIMING...AT 4 AM SNOW HAS OVERSPREAD MOST OF THE REGION WITH ROADS QUICKLY BECOMING SNOW COVERED. SNOW WILL BECOME HEAVY AT TIMES DURING THE MORNING COMMUTE. SNOW WILL COME TO AN END FROM WEST TO EAST LATE THIS MORNING AND EARLY AFTERNOON. * IMPACTS...HEAVY SNOW WILL HAVE A SIGNIFICANT IMPACT ON THE THIS MORNING RUSH HOUR. SNOWFALL RATES OF UP TO AN INCH PER HOUR ARE LIKELY AND ROADS WILL QUICKLY BECOME SNOW COVERED AND SLIPPERY. THE HEAVIEST SNOW WILL FALL FROM APPROXIMATELY 6 AM TO 10 AM. * WINDS...NORTH 10 TO 20 MPH. * TEMPERATURES...IN THE MID 20S. * VISIBILITIES...ONE QUARTER OF A MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING IS ISSUED WHEN AN AVERAGE OF 6 OR MORE INCHES OF SNOW IS EXPECTED IN A 12 HOUR PERIOD...OR FOR 8 OR MORE INCHES IN A 24 HOUR PERIOD. TRAVEL WILL BE SLOW AT BEST ON WELL TREATED SURFACES...AND QUITE DIFFICULT ON ANY UNPLOWED OR UNTREATED SURFACES. &&