Bellingshausen 00Z 500hPa height 1969 - - - - 5149.6 5079.6 5190.0 5175.2 5168.4 5046.1 5140.8 5217.8 1970 5281.9 5200.7 5245.8 5096.5 5140.7 5217.4 5190.7 5183.9 5212.8 5245.3 5230.3 5245.3 1971 5217.5 5208.1 5218.0 5223.6 5217.9 5204.5 5212.5 5085.5 5138.9 5192.7 5144.1 5191.4 1972 5267.2 5237.6 5205.5 5138.7 5166.1 5119.7 5084.3 5130.6 5089.3 5197.4 5125.3 5233.5 1973 5212.4 5180.4 5172.8 5084.5 5136.2 5150.0 5256.6 5122.3 5122.5 5216.8 5201.9 5163.5 1974 5231.6 5298.4 5227.7 5175.4 5209.3 5282.6 5112.0 5102.1 5053.8 5150.3 5202.1 5285.5 1975 5249.0 5215.2 5181.6 5205.4 5152.9 5175.0 5114.8 5097.7 5167.2 5128.7 5113.8 5155.2 1976 5225.5 5249.3 5208.4 5145.0 5066.1 5143.7 4959.3 4989.4 5058.3 5192.9 5210.7 5233.2 1977 5214.5 5184.1 5179.7 5160.3 5068.7 5100.7 5161.0 5087.7 5008.6 5107.7 5162.3 5239.7 1978 5228.4 5226.1 5277.4 5184.1 5326.5 5050.4 5129.0 5064.8 5197.0 5124.5 5195.7 5166.1 1979 5303.9 5221.4 5313.8 5156.9 5202.3 5108.7 5135.8 5071.6 5150.0 5104.5 5216.0 5257.1 1980 - 5279.3 5218.4 5154.3 5247.5 - 5176.0 5127.7 5138.0 5140.7 5104.7 5276.3 1981 5248.1 5184.6 5304.2 5290.3 5194.0 5188.2 5185.9 5068.3 5150.0 5150.7 5093.4 5186.8 1982 5295.5 5221.1 5171.0 5161.7 5261.3 5285.7 5067.4 5183.2 5163.3 5110.7 5187.7 5282.6 1983 5298.4 5188.1 5221.9 5300.7 5271.3 5166.3 5131.0 5171.0 5169.0 5112.0 5124.7 5187.4 1984 5240.0 5260.0 5327.7 5179.7 5196.2 5210.7 5239.0 5158.1 5262.0 5183.9 5187.0 5376.5 1985 5341.0 5247.9 5205.8 5207.9 5216.7 5326.0 5148.7 5131.6 5181.4 5238.4 5264.0 5185.3 1986 5234.8 5240.4 5236.1 5196.0 5159.0 5062.0 5084.8 5056.5 5119.0 5198.4 5122.7 5174.5 1987 5232.9 5281.3 5178.1 5171.3 5237.4 5130.0 5041.9 5239.8 5058.0 5163.5 5142.3 5222.7 1988 5254.8 5262.4 5215.4 5235.0 5277.1 5160.3 5178.0 5184.0 5193.3 5288.4 5150.0 5170.3 1989 5265.7 5261.8 5260.5 5172.7 5165.3 5134.8 5238.6 5253.9 5178.3 5122.3 5159.3 5260.0 1990 5277.5 5287.9 5223.4 5131.5 5272.8 5077.9 5165.0 5029.7 5207.9 5051.6 5047.9 5169.5 1991 - - 5180.0 5213.8 5090.3 5068.5 5166.8 5090.6 5219.7 5118.1 5142.6 5256.7 1992 5274.6 5179.6 5187.7 5255.7 5152.0 5195.9 5205.6 5163.7 5177.4 5151.9 5307.5 5351.4 1993 5257.1 5285.0 5186.7 5164.7 5172.3 5155.5 5159.4 5107.4 5079.0 5121.0 5141.0 5147.1 1994 5220.0 5204.8 5241.3 5224.7 5177.6 5149.2 5056.0 5112.9 5019.0 5069.4 5255.7 5210.3 1995 5289.7 5245.7 5184.5 5202.7 5213.4 5109.0 5054.1 5121.3 5123.0 5246.1 5151.3 5225.5 1996 5239.0 5254.5 5168.1 5220.3 5125.6 5131.0 5144.5 5126.3 5206.3 5105.8 5058.2 - 1997 - - - - - - - - - - 5245.4 5235.8 1998 5210.0 5300.0 5233.5 5245.3 5255.2 5255.7 5023.5 5072.6 5094.0 5071.0 5142.3 5123.5 1999 5223.9 - - - - - - - - - - - 2000 - - - - - - - - - - - - 2001 - - - - - - - - - - - - 2002 - - - - - - - - - - - - 2003 - - - - - - - - - - - - 2004 - - - - - - - - - - - - 2005 - - - - - - - - - - - - 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - - 2008 - - - - - - - - - - - - 2009 - - - - - - - - - - - - 2010 - - - - - - - - - - - - 2011 - - - - - - - - - - - - 2012 - - - - - - - - - - - - 2013 - - - - - - - - - - - - 2014 - - - - - - - - - - - - 2015 - - - - - - - - - - - - 2016 - - - - - - - - - - - - 2017 - - - - - - - - - - - - 2018 - - - - - - - - - - - - 2019 - - - - - - - - - - - - 2020 - - - - - - - - - - - - 2021 - - - - - - - - - - - - 2022 - - - - - - - - - - - - 2023 - - - - - - - - - - - - 2024 - - - - - - - - - - - -