GAS UP THE PLOWS AND FILL THE SAND BARRELS! Updated Snow Prediction Maps. as of 358 PM 1-20-2014 - There's 2 maps the percentage map shows the percentage possibility of getting 8" of snow. SouthCoast is valued at 58%. The other map shows the snow prediction totals as of 358 PM this afternoon. Note the immediate shoreline is on the borderline of 6-8" possible. Either way - a plowable snowfall event imminent within 24HRS.