Zhongshan 12Z msl_pressure 1989 - - 987.9 992.2 977.0 984.9 981.9 989.1 982.9 981.2 991.4 989.1 1990 991.5 986.0 989.3 995.8 998.2 993.8 999.2 982.7 977.8 988.4 988.6 988.7 1991 985.6 991.6 984.0 985.8 988.6 992.2 993.5 983.6 989.5 979.8 988.1 995.7 1992 990.1 993.6 989.5 989.8 998.5 998.5 986.0 983.0 981.8 986.1 981.2 988.2 1993 995.5 982.2 987.0 987.9 984.5 986.0 981.1 978.6 982.0 979.6 985.0 986.6 1994 989.7 984.2 982.6 991.4 992.4 999.8 990.0 983.4 984.4 982.3 992.3 984.6 1995 986.9 989.0 987.5 989.7 985.9 991.0 997.5 986.2 973.8 986.3 987.0 984.2 1996 990.9 991.1 984.6 987.3 988.3 990.7 990.2 986.5 995.9 982.6 991.8 991.1 1997 989.7 987.2 979.6 992.9 984.1 992.8 979.1 983.8 981.9 985.1 992.1 992.8 1998 987.0 986.4 984.9 977.5 985.3 985.2 987.1 978.0 989.0 986.3 979.5 981.5 1999 989.0 990.4 990.8 984.7 984.8 997.9 986.8 981.7 986.5 972.3 982.9 979.1 2000 982.0 983.7 985.6 988.4 983.3 990.5 986.8 984.2 987.6 978.7 988.8 994.3 2001 986.5 994.0 985.5 980.6 988.5 985.9 987.4 983.3 980.0 979.6 981.5 982.9 2002 983.4 980.1 992.2 985.4 997.2 988.4 990.4 980.8 988.3 993.5 985.9 982.0 2003 993.5 989.7 987.3 983.8 989.6 999.0 988.9 981.2 983.9 984.7 986.0 993.2 2004 987.4 992.3 981.9 984.0 989.5 982.1 981.9 981.1 979.4 984.0 987.1 990.0 2005 988.8 984.1 986.7 983.3 990.2 994.5 988.6 982.2 980.8 982.1 984.8 997.2 2006 988.0 988.3 984.8 987.0 984.6 984.8 977.4 995.7 987.0 980.4 981.7 985.2 2007 989.4 984.4 988.8 990.3 987.6 995.0 999.1 986.4 986.4 985.3 985.8 983.8 2008 985.9 982.5 987.9 990.6 991.3 986.8 988.9 982.3 983.9 977.9 981.5 985.8 2009 987.4 988.3 986.2 989.8 992.0 994.2 988.5 991.0 988.2 983.8 989.8 987.5 2010 994.1 992.2 988.2 989.4 987.3 979.1 977.7 979.0 982.1 983.0 985.0 991.7 2011 993.4 987.5 988.2 991.0 987.6 996.3 994.7 988.6 988.7 983.8 995.1 981.4 2012 981.2 989.1 986.0 985.5 988.9 989.9 982.9 984.9 983.0 983.4 992.5 993.4 2013 989.5 983.3 983.3 989.0 986.6 996.2 987.8 997.9 990.8 989.0 990.3 989.9 2014 989.8 987.1 989.5 989.2 992.5 990.5 986.3 983.6 990.3 984.3 987.3 983.4 2015 987.8 981.8 984.2 983.9 988.7 988.4 985.8 979.2 981.9 988.0 982.5 988.0 2016 985.0 987.2 980.0 985.9 985.7 984.8 984.2 992.0 980.9 - 990.6 - 2017 993.6 990.2 988.6 983.7 983.5 990.4 988.0 980.0 981.2 987.0 984.2 986.4 2018 986.5 986.4 991.3 991.6 989.0 996.7 984.9 989.8 979.3 978.9 983.1 987.3 2019 985.8 - 987.6 990.9 994.8 985.6 989.3 - - 991.4 995.3 997.9 2020 992.3 987.8 982.2 988.5 986.9 988.9 987.8 991.5 981.7 982.0 987.6 981.7 2021 984.0 982.4 988.0 983.0 987.4 988.7 992.7 980.5 977.7 981.0 983.0 981.5 2022 - - 985.5 984.9 989.8 993.5 - - 976.9 982.3 - - 2023 - - - - - 994.8 989.4 - - 984.8 984.9 - 2024 - - - - - - - - - - - -