National Climatic Data Center (Continued) 
Summary of Synoptic Meteorological Observations for Great Lakes Areas 
Publication Date: N/A 
Location: 13 major Great Lakes areas 
Period of Coverage: 1960-1973 
Contents: This series of publications contains four volumes: Vol 1 - Lake 
Ontario and Lake Erie, Vol 2 - Lake Huron and Georgian Bay, Vol 3 —- Lake 
Michigan, and Vol 4 - Lake Superior. The data summaries are based on observa- 
tions taken on board vessels in passage on the Great Lakes. There are 21 data 
tables for each of the 13 areas. Tables 1-19 are prepared for each calendar 
month with an annual summary for statistics of wind direction, wind speed, 
cloud cover, ceiling height and visibility, precipitation, relative humidity, 
air temperature, air-sea temperature difference, wave height, and wave period. 
Tables 20 and 21 contain both monthly and annual summaries of sea-surface 
temperature and sea-level pressure. 
Available From: National Climatic Data Center 
National Oceanic and Atmospheric Administration 
US Department of Commerce 
Federal Building 
Asheville, NC 28801 
(704) 259-0682, FTS 672-0682 
T1=9 
