Syowa 12Z 150hPa height 1959 - - - 12911.8 - - 12358.5 - - 12529.2 - - 1960 - - 12988.8 12836.0 12716.3 12320.5 - - 12202.9 12477.5 12703.7 13092.3 1961 13218.0 13212.1 12951.4 12861.9 12772.0 12564.3 12306.8 12311.8 12490.0 12571.1 12787.8 12963.3 1962 - - - - - - - - - - - - 1963 - - - - - - - - - - - - 1964 - - - - - - - - - - - - 1965 - - - - - - - - - - - - 1966 - 13273.4 13181.9 12887.1 12823.0 12452.6 12410.6 12187.0 12393.0 12442.7 12847.5 13194.7 1967 13319.8 13154.9 13011.1 12796.5 12651.5 12514.7 12386.3 12326.3 12422.3 12597.8 12869.0 13215.0 1968 13211.2 13235.8 - - - - - - - - - - 1969 - - - - - - - - - - - - 1970 - - - - - - - - - - - - 1971 - - - - - - - - - - - - 1972 - - - - - - - - - - - - 1973 - - - - - - - - - - - - 1974 - - 12991.9 12839.7 12701.8 12548.4 12385.4 12428.4 12358.6 12468.7 12854.1 13214.5 1975 13306.2 13242.1 13120.1 12758.2 12765.4 12475.8 12425.9 12318.4 12342.0 12454.5 12778.0 13134.1 1976 13288.5 13139.8 12954.1 12786.0 12507.7 12528.7 12275.1 12251.3 12301.6 12340.0 12874.3 13319.2 1977 13298.7 13167.9 12967.0 12807.1 12756.4 12636.8 12463.0 12423.1 12305.7 12490.2 12697.2 13106.8 1978 13134.6 13153.1 13015.6 12840.8 12648.6 12453.9 12405.4 12157.8 12351.1 12568.0 12791.6 13140.5 1979 13249.6 13150.7 12991.6 12882.3 12591.8 12387.6 12229.3 12222.5 12263.9 12581.9 12899.0 13230.9 1980 13279.5 13186.5 13044.8 12906.6 12721.0 12494.9 12498.0 12414.4 12426.2 12386.6 12810.4 13066.6 1981 13200.4 13195.5 13001.8 12752.1 12640.2 12455.7 12559.4 12458.9 12398.8 12443.3 12675.8 13074.5 1982 13177.7 13110.5 12894.4 12781.9 12581.7 12402.9 12314.7 12297.2 12267.1 12460.2 12934.3 13196.4 1983 13171.2 13122.7 12939.4 12794.3 12692.3 12464.0 12276.2 12235.4 12362.6 12418.5 12651.8 13022.5 1984 13186.3 13115.5 12976.9 12789.1 12763.3 12454.0 12375.3 12332.9 12286.0 12399.5 12718.6 13196.9 1985 13238.6 13101.3 13030.5 12904.0 12619.1 12491.7 12311.1 12271.6 12302.2 12347.6 12596.4 12924.6 1986 13183.8 13235.8 13021.2 12784.1 12674.6 12535.7 12371.5 12381.3 12231.2 12427.4 12677.5 12943.8 1987 13237.7 13096.7 12966.2 12809.0 12652.2 12474.8 12436.2 12185.4 12271.0 12422.8 12674.2 12967.7 1988 13264.0 13086.3 13049.8 12788.0 12645.2 12657.7 12258.9 12285.3 12468.9 12597.9 12804.8 13152.5 1989 13217.4 13147.6 13009.4 12782.9 12526.1 12428.7 12264.5 12276.4 12337.9 12409.7 12729.2 13091.6 1990 13190.0 13124.2 13010.4 12889.1 12750.3 12437.5 12542.6 12250.3 12138.0 12553.0 12787.9 12953.5 1991 13088.5 13166.2 12956.9 12755.0 12607.4 12619.9 12415.0 12321.9 12328.6 12484.8 12666.6 13271.1 1992 13228.2 13152.5 12997.0 12762.8 12766.0 12617.1 12385.0 12185.4 12221.7 12424.6 12614.3 12951.2 1993 13171.8 13083.7 12911.9 12771.5 12583.9 12447.4 12340.2 12251.8 12338.5 12444.5 12631.0 12904.5 1994 13066.5 13077.9 12893.9 12832.7 12625.8 12648.3 12388.6 12291.8 12312.2 12445.1 12707.4 13005.9 1995 13105.2 13127.6 12991.6 12793.1 12565.7 12451.5 12466.1 12376.3 12195.9 12459.5 12631.3 12941.3 1996 13119.1 13153.8 12943.5 12822.7 12569.2 12516.3 12497.0 12462.0 12551.7 12413.7 12724.0 12985.4 1997 13191.2 13137.0 12906.3 12805.8 12587.3 12537.2 12322.5 12278.1 12365.6 12382.2 12915.6 13043.8 1998 13104.6 13035.4 12909.3 12671.7 12628.7 12486.2 12353.9 12278.1 12281.4 12409.0 12566.8 12860.3 1999 13122.3 13121.2 12937.6 12666.2 12596.2 12573.0 12315.5 12378.0 12403.2 12350.7 12596.8 12688.9 2000 13030.9 13047.9 12864.5 12819.0 12562.7 12554.8 12352.4 12326.5 12432.7 12409.2 12751.5 13120.5 2001 13181.0 13142.9 12937.5 12792.3 12654.9 12593.7 12469.9 12218.6 12247.4 12398.1 12562.5 12864.9 2002 13144.5 13055.2 13028.9 12926.4 12832.8 12609.4 12471.2 12322.4 12357.4 12766.5 12781.4 13105.6 2003 13186.2 13160.2 12996.7 12764.6 12630.3 12502.6 12331.3 12252.3 12254.8 12409.3 12760.1 13085.0 2004 13143.6 13162.9 12915.1 12794.8 12602.4 12448.7 12207.5 12167.0 12277.7 12444.0 12621.7 13031.7 2005 13168.6 13077.5 13028.8 12777.1 12618.2 12505.9 12376.5 12307.9 12248.5 12422.7 12604.7 13181.0 2006 13149.6 13022.2 12923.2 12775.3 12571.1 12454.4 12271.2 12491.6 12298.7 12330.9 12632.5 12793.4 2007 13101.0 13044.0 12989.1 12838.0 12680.5 12640.7 12498.3 12352.6 12318.0 12446.2 12816.5 12888.0 2008 13037.2 13023.6 13032.7 12927.9 12749.1 12460.0 12421.5 12226.8 12292.8 12348.2 12612.2 12816.2 2009 13106.4 13083.0 13007.7 12768.6 12828.1 12698.3 12465.4 12328.7 12342.5 12461.3 12893.0 12973.9 2010 13239.0 13193.9 12987.0 12742.1 12596.1 12339.0 12253.8 12193.1 12345.2 12379.3 12565.5 13032.3 2011 13185.8 13164.3 12970.0 12886.2 12659.3 12628.3 12445.3 12458.1 12377.9 12490.7 12692.0 12893.7 2012 12995.5 13139.3 12939.7 12812.3 12642.0 12445.9 12327.0 12329.7 12321.1 12486.2 13020.4 13180.0 2013 13208.7 13119.3 12924.5 12748.2 12569.0 12597.2 12341.4 12412.7 12437.2 12470.3 13002.8 13130.3 2014 13164.5 13092.6 12940.0 12694.5 12704.3 12477.1 12299.7 12378.9 12360.7 12441.7 12696.2 12910.0 2015 13121.7 13072.8 12938.1 12722.0 12600.0 12437.9 12226.8 12192.9 12304.5 12512.9 12660.0 12853.3 2016 13025.0 13102.2 12973.8 12806.8 12617.5 12375.4 12296.5 12439.2 12313.0 12524.4 12822.7 13083.0 2017 13233.1 13118.5 12964.6 12770.6 12594.1 12385.8 12340.6 12192.9 12260.7 12537.5 12907.8 13127.9 2018 13168.0 13111.9 12998.8 12859.5 12679.1 12583.0 12336.5 12326.0 12269.3 12470.5 12644.7 13092.5 2019 13154.3 13187.3 12960.0 12814.3 12654.0 12393.1 12313.3 12193.3 12301.9 12582.9 12958.6 13175.0 2020 13204.2 13106.2 12940.0 12810.6 12606.8 12486.7 12365.3 - 12356.4 12337.9 - - 2021 - - 13145.5 12723.0 12576.7 12407.3 12382.7 12282.1 12368.3 12425.0 12612.1 12869.2 2022 13226.2 13088.7 12975.9 12820.7 12584.1 12524.2 12320.9 12266.9 12220.9 12383.3 12545.0 12755.5 2023 13114.0 13031.1 13002.7 12849.3 12579.0 12481.7 12362.7 12367.7 - 12515.8 12703.8 12996.7 2024 13076.4 13083.5 12893.1 12772.9 - - - - - - - -