Mcmurdo 00Z 500hPa height 1956 - - - - - - - 4835.3 4812.9 4780.7 - - 1957 - - - 4893.1 4935.6 4909.2 4804.4 4843.6 4834.1 4894.2 4996.0 5143.1 1958 - - 4980.2 4998.0 4884.9 4888.8 4806.7 4820.4 4714.4 4827.8 4926.7 4979.5 1959 5099.8 5020.9 - - 4837.1 4872.2 4862.9 4896.8 4735.1 4797.4 4896.2 5076.0 1960 5119.0 5032.0 - - - - - - - - - - 1961 5076.0 5111.0 4968.6 4928.0 4919.9 4906.3 4827.7 4768.7 4901.5 4914.9 4978.5 - 1962 5022.9 5068.9 4927.9 4846.3 4811.9 4916.7 4718.7 4823.2 4889.5 4839.0 4999.3 5015.7 1963 5065.1 5003.0 4945.0 4888.8 4850.8 4808.8 4816.3 4974.3 4837.1 4806.0 4932.8 5072.4 1964 5122.2 5051.8 4965.0 4869.1 4735.2 4933.9 4989.6 4914.1 4777.7 4831.9 5024.1 5101.2 1965 5107.9 5158.2 4933.9 4890.1 4902.2 4884.6 4899.3 4770.1 4841.5 4892.5 4939.3 5125.1 1966 5054.9 5068.3 5072.4 4924.8 4925.6 4850.7 4892.6 4680.7 4735.9 4776.7 4965.4 5084.2 1967 5187.0 5124.9 4951.0 4899.0 4896.2 4890.5 4839.8 4757.7 4826.0 4833.9 5035.8 5115.4 1968 5094.9 5059.1 4970.0 4886.9 4970.9 4873.9 4733.0 4799.1 4808.4 4891.0 4988.1 5051.9 1969 5180.8 5018.0 4961.7 4958.6 4898.9 4972.5 4722.7 4772.5 4858.3 4853.6 4932.8 5075.1 1970 5114.7 5015.7 4980.1 4959.4 4796.1 4899.6 4927.0 4715.2 4848.3 4930.2 4940.6 5131.7 1971 5139.5 5043.3 - 4888.9 4958.7 4848.3 4849.4 4878.2 4835.7 4928.6 4988.0 5093.5 1972 5202.6 5091.8 4984.4 4993.8 4929.3 4994.7 4876.0 4898.8 4879.9 4794.0 4909.7 5117.2 1973 5155.0 5006.3 4883.9 4957.6 4988.7 4915.7 4883.0 4808.2 4850.3 4858.6 5004.3 5020.9 1974 5167.5 4981.0 4905.0 4850.3 4897.1 5017.2 4836.2 4978.4 4761.0 4893.3 5036.6 5147.3 1975 5135.3 5023.7 4957.4 4865.2 4982.3 4918.6 4921.2 4777.0 4764.6 4826.8 4999.5 5105.7 1976 5180.2 5052.0 4920.1 4825.3 4866.0 4839.9 4894.3 4803.2 4762.7 4743.1 4985.3 5231.7 1977 5213.8 5029.1 4939.9 4947.4 4897.0 4894.6 4851.2 4911.7 4721.0 4830.1 4916.0 5100.7 1978 5073.1 5075.7 4984.9 4945.3 4882.8 4893.0 4983.1 4709.0 4820.7 4836.5 4982.4 5054.8 1979 5072.3 5014.7 4883.8 4923.3 4863.8 4843.6 4700.9 4800.9 4795.7 4811.0 4982.0 5130.3 1980 5164.1 5072.1 4983.8 4982.0 4908.5 4800.6 4937.3 4855.3 4939.3 4798.5 5049.3 5072.9 1981 5067.7 5060.0 4995.6 4958.2 4855.9 4855.2 4871.5 4928.7 4910.0 - - - 1982 - - - 4822.5 4936.9 4811.2 4846.7 4774.0 - 4843.3 4949.4 5188.6 1983 - - - - 4995.6 4854.4 4848.5 - - - 4893.8 5108.5 1984 5188.9 5095.3 4910.6 - 4929.3 4825.0 4715.8 4830.8 4818.6 4827.5 4980.7 5154.7 1985 5187.7 4998.5 4976.5 4896.2 4898.6 4802.4 4726.2 4891.2 4752.5 4816.4 4880.0 4985.4 1986 - 5124.5 - - - - - - - 4825.0 4897.9 5080.0 1987 5202.2 5035.4 4946.4 4928.1 4872.3 - 4923.3 4772.7 4946.9 4898.9 4942.7 5078.2 1988 5101.0 5013.3 4905.4 4939.0 4910.0 4975.5 4856.2 4864.7 4887.9 5020.0 4972.4 5074.4 1989 5076.1 5028.5 4960.5 4968.1 4775.5 4770.6 4825.0 4815.6 4874.2 4886.8 4901.4 5135.6 1990 5124.8 4981.6 4912.2 4948.9 5016.7 4888.6 - 4795.0 4770.6 4957.8 - 5185.3 1991 5146.9 5112.3 4943.3 5007.8 4910.8 5001.2 4981.7 4960.0 4925.0 4950.0 5014.6 5192.7 1992 5098.8 5119.2 5003.6 4903.6 4981.8 - 4843.3 4931.0 4748.7 4869.3 4981.6 5044.6 1993 5195.6 5027.5 4956.0 4871.4 4831.7 4756.2 4690.0 4802.1 4841.9 4842.8 4959.2 5037.3 1994 5084.2 4969.4 - - - 4975.0 4971.3 4696.4 - 4891.1 5002.5 5023.8 1995 5049.3 5008.6 - 4869.0 4815.6 4921.8 4983.0 4901.0 - 4885.0 4976.1 5044.0 1996 5047.5 5079.5 4971.0 4861.7 4839.2 4829.1 4808.6 4922.5 4880.5 4797.6 5045.3 5094.0 1997 5087.5 5039.4 4897.7 - - - - - 4851.7 4943.6 5129.5 5113.9 1998 5064.4 5058.6 4977.6 4838.7 4935.4 4918.6 4893.0 4916.5 4914.1 4932.5 4909.5 5044.1 1999 5069.7 5034.1 4928.3 4862.2 4816.3 5031.1 4856.9 4859.0 4894.1 4801.7 4935.8 4988.9 2000 5053.6 5004.3 4948.7 4910.7 4895.5 4889.6 4859.7 4852.6 4942.5 4861.4 5012.2 5146.2 2001 5113.1 5064.5 4945.2 4879.0 4894.1 4884.3 4909.5 4785.6 4856.4 4846.7 4943.3 5045.0 2002 5115.2 4976.6 5041.0 4878.2 5000.7 4978.5 4878.6 4763.8 4958.4 4967.5 4990.7 5031.5 2003 5175.6 5081.2 4952.4 4858.6 4865.0 4963.2 4857.7 4805.9 4867.7 4842.7 5005.8 5178.9 2004 5118.2 5150.9 4911.8 4856.0 4836.4 4890.2 4717.1 4886.2 4842.0 4888.2 4967.4 5151.9 2005 5130.6 5007.0 4946.2 4843.5 4880.6 4942.0 4875.1 4819.5 4862.7 4880.3 4971.3 5213.8 2006 5112.1 5045.1 4971.5 4924.9 4828.1 4840.6 4786.0 - 4865.6 4880.9 5010.9 5043.4 2007 5161.9 5027.2 5034.8 4924.8 4985.5 4924.4 4988.2 4850.8 4846.7 4905.8 4989.2 5011.9 2008 5097.5 4954.1 4941.8 4986.7 4887.5 4856.1 4797.4 4815.5 4825.1 4857.2 4951.3 5053.5 2009 5051.7 5027.9 4915.4 4903.4 4945.6 4923.7 4966.2 4914.7 4856.3 4834.3 5015.4 5045.4 2010 5193.0 5082.9 4992.0 4903.2 4861.7 4801.5 4712.9 4747.0 4833.3 4865.0 4915.3 5112.7 2011 5122.1 5035.1 4984.2 4954.1 4863.1 4897.8 4908.2 4929.6 4941.3 4861.9 5051.1 5013.2 2012 5017.1 5033.2 4923.7 4853.5 4869.2 4933.9 4809.3 4854.6 4836.7 4866.2 5032.1 5120.7 2013 5133.5 4978.5 4880.0 4857.5 4917.6 4945.4 4766.8 4975.2 4986.7 4899.0 4933.7 5068.0 2014 5176.0 - - - - - - - - - - - 2015 - - - - - - - - - - - - 2016 - - - - - - - - - - - - 2017 - - 5002.9 4897.4 4852.6 4801.0 4789.0 4782.9 4797.5 4928.3 4917.1 5025.0 2018 5056.3 4989.5 4967.5 4961.7 4849.6 4890.0 4873.2 4924.6 4802.9 4852.8 4945.7 5040.0 2019 5078.3 5065.8 4974.3 4885.9 4929.0 4733.9 4964.2 4892.9 4751.1 4876.1 5079.6 5159.0 2020 5111.2 5042.0 4876.5 4882.4 4840.0 4789.2 4903.8 4858.9 4855.4 4810.8 4910.4 5001.2 2021 5025.3 4970.5 4956.7 4819.0 4830.0 4834.5 4926.0 4909.3 4783.5 4898.2 4907.6 4970.0 2022 5036.5 5038.0 4941.1 4898.1 4868.1 4957.1 4819.2 4800.4 4791.1 4881.7 4898.5 4995.4 2023 4990.0 4991.8 4947.7 4983.9 4857.8 4897.1 4811.8 4767.6 4868.0 4808.1 4942.5 4997.7 2024 5035.3 4971.5 4894.3 4786.2 - - - - - - - -