262 MONTHLY WEATHER REVIEW Vot. 96, No. 4 THE WEATHER AND CIRCULATION OF JANUARY 1968 Extreme Cold Followed By Rapid Warming at Mid-Month

• Main Author: A. James Wagner
• Other Authors: The Pennsylvania State University CiteSeerX Archives
• Format: Text
• Language: English
• Subjects: Arctic
• Online Access: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.395.3781; http://docs.lib.noaa.gov/rescue/mwr/096/mwr-096-04-0262.pdf

Arctic air southward over Europe into the Mediterranean and North African areas. Early in the month storms produced heavy snow in southern England and a rare foot-700-mb. heights were generally above normal over North America during January 1968, but were slightly below normal off the British Columbia and Labrador coasts in association with trough components in those areas (figs. 1 and 2). Only a weak trough in the Southern Plains remained of the deer, feature which had dominated the Continent during December [l]. A highly amplified ridge-trough system persisting from the previous month over the eastern Atlantic and Europe deep in Jerusalem, and at mid-month a Severe gale was accompanied by wind gusts of well over hurricane