Amundsen_scott 12Z 500hPa height 1961 5042.1 5052.5 4939.3 4943.7 4966.8 4943.8 4823.1 4851.1 4938.1 4873.2 4977.4 4998.0 1962 5025.4 5008.5 4890.5 4877.1 4888.3 4992.6 4762.8 4807.9 4855.3 4837.5 4984.4 4998.4 1963 5028.4 - - - - - - - - - 4902.5 5080.4 1964 5112.7 - - - - - - - - - 5044.7 5059.5 1965 - - - - - - - - - - 4895.6 5121.8 1966 5056.2 - - - - - - - - - 5020.3 5099.2 1967 5189.3 5093.5 - - - - - - - - 5006.8 5068.0 1968 5073.7 5083.9 - - - - - - - - 5008.0 5058.2 1969 5151.1 4992.5 - - - - - - - 4930.8 4974.1 5076.4 1970 5087.1 5006.7 - - - - - - 4954.6 - 4952.5 5114.4 1971 5156.6 5044.1 - - - - - - - 4877.0 5018.0 5111.8 1972 5136.9 5049.1 - - - - - - - 4898.1 4947.7 5071.5 1973 5123.0 4987.3 - - - - - - - 4960.2 5020.4 4984.3 1974 5102.1 4977.0 - - - - - - - 4944.8 5041.9 5188.4 1975 5145.2 - - - - - - - - 4923.0 5019.0 5142.3 1976 5171.2 - - - - - - - - 4831.8 5055.6 5249.0 1977 5240.7 5071.2 - - - - - - - 4868.3 4938.8 5101.0 1978 5081.4 5092.1 - - - - - - - 4957.5 5045.9 5125.5 1979 5138.6 5076.2 - - 4832.5 4942.2 - - - 4920.8 5052.9 5118.8 1980 5147.7 - - - - - - - - 4937.3 5110.0 5115.8 1981 5149.1 5050.9 - - - - - - - 4944.0 4960.0 5069.1 1982 5127.6 - - - - - - - - 4896.5 5062.1 - 1983 5125.0 - - - - - - - - - 4922.2 5093.3 1984 5179.6 5092.0 - - - - - - - - 5018.6 5175.8 1985 5170.1 5003.2 - - - - - - - - 4902.0 5038.2 1986 5167.7 5159.3 - - - - - - - 4873.5 4943.7 5081.5 1987 5233.8 5061.3 - - - - - - - - 4975.4 5098.7 1988 5148.1 5016.5 - - - - - - - - 4997.3 5060.7 1989 5124.3 5056.2 - - - - - - - - 5045.1 5155.0 1990 5134.7 5011.0 - - - - - - - 4953.4 5184.0 5133.0 1991 5092.8 5148.9 - - - - - - - 4910.9 5018.1 5236.4 1992 5116.2 5091.5 - - - - - - - 4974.7 4969.6 5081.5 1993 5194.2 5019.1 - - - - - - - 4885.4 5042.9 5041.4 1994 5134.1 4996.6 - - - - - - - 4915.8 5059.5 5038.8 1995 5049.2 5023.8 - - - - - - - - 5061.0 5069.5 1996 5126.2 5132.2 - - - - - - - - 5094.2 5155.0 1997 5123.2 5066.8 - - - - - - - - 5160.1 5106.1 1998 5116.5 5083.1 - - - - - - - - 4977.3 5068.2 1999 5183.9 5080.5 - - - - - - - 4853.0 4992.3 5006.0 2000 5037.6 5053.8 - - - - - - - 4878.2 5105.4 5154.7 2001 5112.2 5132.9 - - - - - 4892.7 - 4881.6 5026.1 5079.7 2002 5119.5 5016.7 - - - - - 4825.1 - 5027.2 4974.1 5025.6 2003 5189.1 5093.2 - - - - - - 4934.8 4923.6 4992.2 5200.6 2004 5095.9 5066.7 - - - - - - - 4937.7 4975.1 5160.0 2005 5164.2 5029.9 - - - - - - - 4933.2 4990.0 5233.7 2006 5119.4 5046.3 - - - - - - - 4853.0 5028.4 5034.6 2007 5163.8 5012.7 - - - - - - - 4927.3 5024.2 5042.2 2008 5061.9 4974.2 - - - - - - 4946.5 4900.5 4962.8 5058.8 2009 5071.6 5015.0 - - - - - 4854.4 - 4901.1 5077.5 5069.3 2010 5182.0 5116.0 - - - - - 4879.2 4891.5 4932.6 4961.8 5148.6 2011 5147.5 5084.1 - - - - - 5028.4 - 4971.0 5122.3 5048.1 2012 5018.2 5051.1 - - - - - 4890.8 - 4927.3 5074.4 5137.5 2013 5130.4 4970.5 - - - - - - - 4973.1 5003.6 5093.3 2014 5136.9 5013.2 - - - - - - - 4936.5 5011.9 5062.9 2015 5113.0 5030.5 - - - - - 4779.1 - 4956.7 4999.5 5098.6 2016 5057.6 5045.2 - - - - - 4922.0 - 4927.1 5106.3 5142.5 2017 5181.3 5104.0 - - - - - - - 5039.1 5022.8 5071.3 2018 5148.3 5027.3 - - - - - - - - 5013.5 5134.1 2019 5087.8 5106.9 - - - - - - - 4958.8 5153.9 5184.1 2020 5132.2 5083.6 - - - - - - - - 4976.4 5052.7 2021 - 5012.2 5007.5 - - - - - - 4932.2 4958.3 5016.2 2022 5097.9 5061.4 - 4938.9 - 5013.5 - 4919.5 - 4973.3 4928.5 5034.7 2023 5026.0 5056.1 - - - - - 4849.4 4960.0 4908.4 5017.5 5055.6 2024 5063.9 5017.3 4941.6 - - - - - - - - -