作者: R. A. Assel , J. E. Janowiak , D. Boyce , C. O'Connors , F. H. Quinn
DOI: 10.1175/1520-0477(2000)081<0703:LGLIAW>2.3.CO;2
关键词:
摘要: Winter 1997/98 occurred during one of the strongest warm El Nino events, and Great Lakes experienced least extensive ice covers this century. Seasonal maximum cover for combined area was lowest on record (15%) relative to winters since 1963, a distinction formerly held by winter 1982/83 (25%), which also an exceptionally strong winter. Maximum set new lows in Erie (5%), Ontario (6%), Superior (11%), tied all-time low Lake Huron (29%), came close tying Michigan (15%; is 13%). Here authors compare seasonal progression lake-averaged 1982/83, 1997/98, 20-winter normal (1960–79) derived from NOAA Ice Atlas discuss detail. air temperatures were at or near high levels, storms displaced farther south over eastern North America, p...