850 LOWS AND HEAVY SNOW OVER CENTRAL AND EASTERN U.S.
THE MEAN CIRCULATION INCREASED SIGNIFICANTLY DURING THE 12 HR PERIOD OF HEAVY SNOW
THE HIGHEST PROBABILITY OF HEAVY SNOW LIES APPROXIMATELY 90 NM TO THE LEFT OF THE 850 LOW TRACK
THE -5OC ISOTHERM NEARLY BISECTS THE HEAVY SNOW
IN THE FRONT QUADRANTS OF THE STORM LITTLE WARMING TAKES PLACE
- STRONG VERTICAL MOTION IS TAKING PLACE.
FROM BROWNE AND YOUNKIN, 1970