Significant blowing and drifting of snow occurs. Blizzard parameters are usually met by the storm. Travel is very difficult soon after the onset of the storm and nearly impossible towards the end of the storm. A major storm , with moderate to heavy snowfall rates through most of the storm and periods of near whiteout conditions. Severe blowing and drifting of snow, blizzard conditions occur through much of the storm.
Travel is basically impossible by the end of the storm.