Signy 00Z msl_pressure 1954 983.9 987.0 991.1 989.7 990.6 996.9 993.4 994.4 990.7 996.1 991.8 999.2 1955 993.5 987.8 987.8 989.1 993.1 991.3 992.9 998.6 999.7 995.0 983.9 989.2 1956 994.8 993.0 994.5 1001.2 1003.2 997.4 1000.5 1002.9 994.1 991.4 989.2 988.4 1957 990.5 997.9 987.0 995.9 991.6 989.7 987.9 1005.3 996.4 985.6 999.5 993.2 1958 988.5 995.9 996.2 992.7 994.1 991.7 1005.2 987.8 988.3 988.9 994.1 985.4 1959 982.7 985.8 991.5 990.9 985.6 1001.2 993.6 995.3 991.6 993.8 979.2 988.9 1960 992.0 993.6 991.9 983.5 992.7 998.5 991.5 985.3 999.8 992.2 978.7 991.5 1961 993.6 993.3 986.7 996.0 983.7 992.9 997.0 995.1 994.4 983.1 981.9 983.6 1962 993.5 992.0 988.4 992.6 1001.0 991.4 994.5 997.4 995.4 999.9 987.3 988.2 1963 983.3 990.1 983.1 987.9 993.5 993.9 996.5 998.9 998.3 986.9 995.2 991.6 1964 996.4 988.5 993.2 988.5 992.5 993.0 1010.4 987.5 997.4 992.9 991.8 997.9 1965 992.1 1000.9 999.5 991.6 988.3 989.4 997.7 1000.3 987.8 984.1 984.2 988.7 1966 991.6 988.1 991.0 992.0 988.3 997.2 995.3 992.1 990.4 990.2 992.8 991.4 1967 996.4 993.2 990.6 992.8 990.5 1000.4 994.6 1000.1 994.1 990.8 987.2 993.0 1968 987.2 992.1 992.3 996.8 990.2 988.2 990.2 991.3 990.8 992.2 990.6 991.8 1969 994.8 986.8 988.2 991.7 990.5 994.3 997.5 999.2 997.2 981.9 989.6 992.1 1970 - - - - - - - - - - - - 1971 - - - - - - - - - - - - 1972 - - - - - - - - - - - - 1973 - - - - - - - - - - - - 1974 - - - - - - - - - - - - 1975 - - - - - - - - - - - - 1976 - - - - - - - - - - - - 1977 - - - - - - - - - - - - 1978 - - - - - - - - - - - - 1979 - - - - - - - - - - - - 1980 - - - - - - - - - - - - 1981 - - - - - - - - - - - - 1982 - 991.2 988.0 986.9 995.3 1003.6 988.4 996.7 991.4 987.0 987.5 998.5 1983 996.2 986.6 991.0 996.9 999.9 992.8 993.1 994.2 996.9 986.9 988.7 988.1 1984 985.8 991.4 994.8 987.0 990.2 997.8 1001.3 993.4 1003.3 991.5 985.4 999.3 1985 996.9 987.0 989.6 991.4 996.7 1004.7 987.9 989.1 992.7 995.2 989.5 982.4 1986 984.9 987.2 993.3 991.1 997.2 989.1 986.8 989.9 988.5 993.0 983.4 985.9 1987 991.1 - 987.3 987.8 994.5 991.1 990.6 1000.9 990.0 989.8 989.1 990.3 1988 991.0 - - - - - 995.5 997.2 995.0 1003.4 984.6 987.6 1989 991.2 - 993.8 990.4 992.1 987.9 1000.9 1001.3 - 989.2 986.9 992.2 1990 994.7 993.6 989.8 986.1 1003.1 989.1 997.6 984.7 995.1 980.5 980.6 986.3 1991 994.0 994.1 992.0 994.6 988.4 989.0 993.0 991.1 1000.5 - - 998.6 1992 995.0 988.2 990.0 999.6 997.5 1000.3 998.9 993.9 993.7 990.4 995.9 1002.0 1993 996.5 994.1 989.0 990.3 992.3 993.1 996.6 990.5 987.4 984.4 989.3 985.7 1994 984.9 990.0 991.3 995.3 993.3 998.6 993.4 994.2 985.6 988.1 - 991.8 1995 997.2 996.3 987.2 998.0 996.9 987.9 - 995.6 992.7 997.4 985.0 985.5 1996 - - - - - - - - - - - - 1997 - - - - - - - - - - - - 1998 - - - - - - - - - - - - 1999 - - - - - - - - - - - - 2000 - - - - - - - - - - - - 2001 - - - - - - - - - - - - 2002 - - - - - - - - - - - - 2003 - - - - - - - - - - - - 2004 - - - - - - - - - - - - 2005 - - - - - - - - - - - - 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - - 2008 - - - - - - - - - - - - 2009 - - - - - - - - - - - - 2010 - - - - - - - - - - - - 2011 - - - - - - - - - - - - 2012 - - - - - - - - - - - - 2013 - - - - - - - - - - - - 2014 - - - - - - - - - - - - 2015 - - - - - - - - - - - - 2016 - - - - - - - - - - - - 2017 - - - - - - - - - - - - 2018 - - - - - - - - - - - - 2019 - - - - - - - - - - - - 2020 - - - - - - - - - - - - 2021 - - - - - - - - - - - - 2022 - - - - - - - - - - - - 2023 - - - - - - - - - - - - 2024 - - - - - - - - - - - -