Halley 12Z 100hPa height 1957 - - - 15432.2 14957.7 - - - 14693.3 14863.3 15563.0 15966.0 1958 15951.0 15927.7 15610.7 15336.8 14950.4 14775.2 14608.0 14421.4 14472.0 14744.3 15267.9 15680.7 1959 15886.0 15832.8 15655.6 15322.1 15114.1 14906.8 14564.6 14590.0 14509.6 14770.0 14908.5 15661.4 1960 15803.0 15802.8 15495.2 15268.7 15118.3 14821.9 14614.1 14508.2 14631.0 14791.1 15142.8 15748.4 1961 15956.5 15859.1 15597.9 15441.6 15093.8 14833.5 14695.7 14584.1 14662.8 14790.0 15168.2 15469.5 1962 15833.5 15697.6 15542.8 15312.0 15051.2 14893.3 14555.4 14590.0 14658.0 14784.5 15304.3 15749.1 1963 15916.1 15793.2 15578.8 15179.3 15031.7 14784.8 14623.1 - 14626.3 14759.4 15233.5 15918.2 1964 15984.6 15877.1 15591.5 15268.4 14901.0 14850.0 14838.1 14503.3 14475.5 14739.0 15573.3 15852.0 1965 15939.4 15882.4 15601.0 15286.7 15075.2 14741.9 14659.3 14619.6 14584.8 14776.5 15106.9 15756.8 1966 15887.6 15934.1 15714.0 15368.0 15223.7 14829.6 14627.7 14434.2 14547.2 14780.0 15284.4 15837.0 1967 15999.7 15859.2 15633.2 15313.8 15050.0 14842.1 14610.0 14562.6 14579.6 14794.2 15238.1 15865.8 1968 15875.5 15891.1 15674.6 15388.3 15035.5 14706.5 14582.5 14478.1 14467.9 14913.7 15446.2 15890.7 1969 15978.8 15864.2 15570.5 15350.0 15028.5 14829.8 14591.2 14550.9 14615.9 14730.0 15116.8 15748.3 1970 15866.8 15771.4 15605.3 15304.3 15082.0 14834.4 14689.5 14500.0 14733.1 14873.0 15337.8 15738.3 1971 16001.8 15783.8 15658.3 15540.8 15104.6 14909.3 14625.2 14647.5 14608.5 14812.1 15338.8 15805.4 1972 15925.9 15852.5 15660.0 15376.4 15124.8 14828.3 14750.7 14656.2 14657.1 14869.3 15391.3 15880.0 1973 15947.4 15798.8 15566.2 15241.1 15020.7 14849.7 14677.7 14564.8 14604.4 14903.3 15343.3 15785.0 1974 15923.2 15802.9 15613.8 15361.5 15017.0 14950.7 14595.4 14634.8 14539.6 14818.6 15316.9 15928.8 1975 15935.9 15876.5 15634.0 15306.5 15055.0 14764.1 - - - - - 15855.3 1976 15945.6 15858.5 15635.6 15399.1 14998.7 14865.4 14637.4 14440.6 14552.9 14755.7 15323.2 15988.6 1977 15975.5 15802.7 15599.1 15398.2 - 14933.0 14645.8 14628.2 14466.2 14740.0 15335.6 15743.5 1978 15928.7 15827.9 15656.2 15546.2 15224.0 14915.5 14677.5 14503.8 14628.3 14940.5 15403.3 15817.5 1979 15976.7 15841.7 15671.5 15361.6 15032.6 14760.7 14520.7 14482.0 14614.6 14828.6 15290.7 15927.4 1980 15946.7 15956.9 15647.5 15382.7 15121.9 14863.8 14655.0 14639.2 14694.1 14795.0 15252.9 15893.3 1981 - 15841.1 15719.3 15345.7 15080.4 14794.7 14673.7 - - - - - 1982 - - 15569.3 15227.5 15103.6 14858.5 14575.2 14539.3 14551.4 14816.4 15215.7 15729.4 1983 15920.0 15831.9 15614.1 15422.0 15199.5 14826.5 14630.0 14585.6 14648.9 14733.2 15241.0 15797.1 1984 - 15806.0 15629.8 15363.1 - 14820.1 14723.6 - 14700.6 14772.9 15175.8 15914.8 1985 15990.3 15845.9 15695.3 15455.7 15111.0 14917.9 14601.1 14662.8 14671.5 14831.0 15018.8 15764.8 1986 15920.4 15953.0 15723.4 15425.8 15063.9 14865.5 14734.4 14561.2 14503.1 14768.1 15167.8 15630.7 1987 15932.1 15984.2 15626.2 15381.9 15195.0 14857.8 14696.0 14525.2 14579.6 14715.7 14957.3 15680.4 1988 15971.0 15834.4 15670.3 15367.7 15166.7 14915.0 14609.6 14696.7 14799.0 14993.6 15241.7 15891.3 1989 15972.9 15828.5 15701.0 15319.3 14996.7 14859.6 14709.4 14727.1 14697.6 14748.7 15196.8 15635.7 1990 15907.6 15834.3 15694.4 15429.0 15170.8 14872.8 14746.6 14568.9 14620.3 14828.8 15084.9 15478.8 1991 15863.8 15878.4 15543.5 15426.3 15020.6 14833.5 14708.8 14595.6 14757.2 14799.8 15260.3 15938.5 1992 - 15826.6 15498.4 15422.0 15115.0 14861.8 14662.7 14473.8 14618.0 14891.6 15137.9 15696.7 1993 15910.7 15808.9 15595.9 15271.8 14992.9 14764.9 14627.3 14563.0 14555.0 14655.6 15078.1 15570.5 1994 15829.3 15764.4 15594.7 15379.6 15038.3 14933.2 14588.2 14540.0 14624.9 14629.1 15171.0 15853.8 1995 15906.3 15807.7 15621.2 15312.0 15015.0 14877.1 14635.8 14562.5 14556.4 14809.2 14943.7 15532.5 1996 15859.2 15862.7 15564.1 15343.0 15022.3 14771.8 14599.4 14753.2 14712.0 14781.1 15048.9 15495.7 1997 15965.3 15779.0 15586.5 15337.6 15008.0 14864.5 14612.9 14564.8 14504.1 14667.5 15128.9 15770.3 1998 15907.1 15876.6 15614.5 15273.2 15049.6 14870.5 14579.2 14549.5 14586.2 14729.8 15004.7 15506.0 1999 15881.0 15803.9 15678.0 15332.5 15166.2 14915.8 14670.2 14524.0 14656.1 14785.6 15058.5 15360.1 2000 15665.7 15784.9 15683.5 15315.8 15071.0 14853.0 14751.4 14548.0 14629.4 14739.4 15295.9 15776.7 2001 15830.0 15812.8 15583.0 15276.2 15118.0 14749.8 14649.8 14487.8 14659.2 14621.3 14987.0 15370.6 2002 15813.0 15758.9 15612.5 15436.7 15084.1 14793.7 14725.9 14610.6 14828.6 14970.3 15459.4 15816.8 2003 15904.4 15858.1 15650.5 15330.9 14995.7 14807.5 14607.1 14543.4 14627.9 14791.3 15146.4 15715.4 2004 15858.5 15778.9 15601.0 15401.1 15061.0 14792.7 14588.2 14427.9 14676.6 14904.5 15127.9 15605.6 2005 15954.4 15771.0 15651.9 15357.7 15027.2 14760.0 14619.7 14577.2 14661.5 14819.6 15217.2 15759.0 2006 15911.6 15757.4 15679.1 15355.3 14980.8 14928.3 14683.5 14598.9 14564.1 14730.1 15002.0 15486.6 2007 15878.9 15747.8 15610.6 15340.7 15166.2 14915.0 14746.1 14597.5 14637.7 14765.1 15109.5 15499.5 2008 15783.4 15734.0 15639.2 15436.0 15099.0 14812.3 14688.1 14519.4 14724.0 14686.3 14957.6 15282.5 2009 15706.2 15743.8 15659.8 15311.0 15129.7 14867.6 14758.2 14604.4 14589.2 14724.5 15048.1 15566.8 2010 15904.9 15847.0 15595.9 15263.3 15039.9 14797.5 14591.5 14581.4 14678.2 14789.5 15015.8 15421.7 2011 15844.0 15828.7 15691.8 15364.3 15094.5 14873.7 14743.6 14687.6 14627.7 14744.6 15035.0 15393.1 2012 15680.4 15800.7 15615.9 15435.5 15093.7 14770.4 14646.9 14517.6 14580.1 14754.2 15345.7 15886.0 2013 15915.9 15762.6 15630.9 15370.7 15011.6 14943.7 14683.7 14643.0 14733.9 14821.7 15308.9 15795.3 2014 15840.6 15732.8 15574.8 15427.4 15183.8 14877.4 14639.1 - - 14753.4 14987.1 15613.2 2015 15788.0 15769.0 15582.5 15334.8 15079.1 14764.3 14533.3 14467.8 14442.7 14754.7 14928.7 15455.3 2016 15761.9 15771.2 15569.5 15296.3 15017.9 14804.1 14615.0 14621.7 14584.6 14801.1 15323.0 15875.2 2017 15906.4 15862.7 - - - - - - - - - 15743.4 2018 15827.6 15746.7 - - - - - - - - - 15727.3 2019 15801.8 15776.7 - - - - - - - - - 15905.0 2020 15894.4 - - - - - - - - - - - 2021 - - - - - - - - - - - 15432.7 2022 15793.8 - - - - - - - - - - 15468.0 2023 15706.7 - - - - - - - - - - 15456.4 2024 15779.3 - - - - - - - - - - -