Mcmurdo 12Z 150hPa height 1956 - - - - - - - - 12324.7 12275.9 - - 1957 - - - 12668.9 12635.7 12471.4 12227.9 12252.8 12247.0 12459.3 12970.3 13197.5 1958 - - 12967.4 12806.3 12586.7 12386.9 12261.3 12169.7 12035.5 12327.9 12636.9 12938.8 1959 13154.5 13106.1 12890.9 - 12579.9 12359.2 12294.6 12307.7 12097.2 12261.4 12492.2 12916.6 1960 13134.6 13091.3 - - - - - - - - - - 1961 13157.9 13102.0 12903.9 12775.1 12552.3 12461.1 12213.5 12139.1 12309.0 12331.9 12580.7 - 1962 13005.7 13066.2 12939.0 12620.6 12411.6 12352.0 12146.0 12222.4 12304.6 12412.5 12892.0 13076.5 1963 13194.8 13098.1 - - - - - - - - 12608.8 13029.3 1964 13216.0 13031.4 - - - - - - - 12396.3 12945.3 13168.2 1965 13194.6 13232.2 - - - - - - - 12361.8 12680.3 13129.9 1966 13123.5 13134.9 - - - - - - - 12242.1 12689.0 13172.1 1967 13283.4 13157.4 - - - - - - - 12326.8 12890.3 13160.8 1968 13201.9 13163.9 - - - - - - - 12444.8 12984.7 13148.0 1969 13289.9 13113.5 - - - - - - - 12299.9 12585.4 13029.0 1970 13170.0 13076.5 - - - - - - - - - - 1971 - - - - - - - - - 12424.9 12697.7 13083.1 1972 - - - - - - - - - - - - 1973 - - - - - - - - - - 12850.7 12999.0 1974 13256.9 13002.0 - - - - - - - 12412.0 13075.8 13265.8 1975 13297.3 13140.7 - - - - - - - 12246.2 12737.8 13171.8 1976 13329.3 13174.4 - - - - - - - 12253.9 12868.5 13221.5 1977 13329.4 13114.8 - - - - - - - 12296.9 12737.0 13184.0 1978 13167.0 13171.9 - - - - - - - 12356.2 12787.3 13034.5 1979 13150.4 - - - - - - - - - 12709.1 13252.5 1980 13293.5 13206.7 - - - - - - - 12254.9 12745.3 13114.0 1981 13129.1 13140.0 - - - - - - - - - - 1982 - - - - - - - - - - - - 1983 - - - - - - - - - - - 13102.3 1984 13316.5 13210.0 - - - - - - - 12440.6 12757.0 13100.9 1985 13279.9 13111.8 - - - - - - - - 12552.5 12770.2 1986 - 13180.2 - - - - - - - - 12913.1 13000.0 1987 13253.1 13130.0 - - - - - - - 12345.3 12503.8 13027.9 1988 13195.0 13083.6 - - - - - - - 12614.4 12854.7 13118.0 1989 13155.8 13136.2 - - - - - - - 12415.3 12580.5 13170.0 1990 13199.2 13045.7 - - - - - - - 12460.5 - 13245.3 1991 13272.9 13199.5 - - - - - - - 12498.3 - 13255.2 1992 - 13172.7 - - - - - - - 12406.1 12675.4 13004.2 1993 13269.5 - - - - - - - - 12264.5 12654.7 12954.6 1994 13116.7 13001.1 12817.9 12719.2 - - - - - - 12905.9 12979.0 1995 13107.1 13089.3 - - - - - - - 12336.0 12575.0 12836.5 1996 13070.0 13067.9 - - - - - - - 12278.8 12730.6 13037.7 1997 13161.7 13112.5 - - - - - - - 12378.7 12797.4 12988.6 1998 13138.4 13102.4 - - - - - - - 12595.9 12633.6 12881.7 1999 13027.1 13085.8 - - - - - - - 12288.2 12499.3 12764.0 2000 12920.5 13020.0 - - - - - - - 12457.7 12794.2 13142.7 2001 13188.9 13098.6 - - - - - 12264.2 - 12324.2 12504.7 12824.3 2002 13138.7 13010.5 - - - - - 12222.1 - 12691.9 12996.0 13036.0 2003 13259.2 13107.0 - - - - - - 12232.5 12351.7 12682.8 13161.4 2004 13168.7 13188.6 - - - - - 12212.8 - 12435.8 12732.5 13157.3 2005 13212.3 13064.7 - - - - - - - 12471.8 12778.7 13159.6 2006 13178.7 13096.4 - - - - - - - 12361.8 12578.0 12941.3 2007 13127.4 13119.6 - - - - - - - 12446.6 12625.8 12844.9 2008 13120.8 12994.5 - - - - - - 12214.7 12339.5 12577.3 12932.6 2009 13116.4 13104.5 - - - - - - - 12362.1 12672.6 13011.1 2010 13296.2 13172.3 - - - - - 12155.0 12319.6 12385.1 12495.3 12957.6 2011 13110.3 13035.0 - - - - - 12201.5 - 12364.3 12756.9 12918.1 2012 13066.7 13075.7 - - - - - 12275.0 - 12479.6 12866.7 13232.1 2013 13246.1 13012.6 - - - - - - - 12476.2 12621.3 13154.5 2014 13260.0 - - - - - - - - - - - 2015 - - - - - - - - - - - - 2016 - - - - - - - - - - - - 2017 - - - - - - - - - 12520.5 12614.6 12981.2 2018 13183.6 13014.3 - - - - - - - 12316.5 12584.6 12916.4 2019 13052.5 13072.4 - - - - - 12210.9 12228.9 12547.5 13023.2 13170.7 2020 13189.6 13159.5 - - - - - - - 12270.4 12457.8 12781.9 2021 - 13004.7 12892.5 - - - - 12270.0 - 12377.0 12457.8 12721.5 2022 12922.1 13084.4 - - - - 12257.1 12195.6 - 12363.3 12535.2 12788.1 2023 12967.5 12993.8 - - - - - 12150.6 12278.0 12297.8 12507.5 12784.4 2024 12982.9 12987.6 12887.3 12547.5 - - - - - - - -