Grytviken 12Z msl_pressure 1950 994.0 996.0 1004.0 995.3 991.3 1003.2 993.3 990.7 1001.5 1000.7 995.7 997.1 1951 990.3 994.4 1001.3 1005.5 997.1 996.2 994.2 1006.4 998.0 996.9 998.9 998.5 1952 993.7 994.5 993.7 996.6 988.5 1002.8 995.2 1003.8 1002.3 999.2 995.5 989.5 1953 990.5 990.3 996.4 993.8 995.5 1000.9 1001.1 1003.7 1010.3 993.9 993.0 998.3 1954 988.1 996.8 993.9 1000.8 - 997.1 1000.7 995.6 998.9 1010.0 1001.2 996.0 1955 996.0 1000.1 995.8 998.0 1000.0 994.2 998.0 1005.3 1008.3 1010.6 991.5 987.0 1956 994.0 996.8 1001.7 1006.9 1008.7 1007.4 1004.5 1011.8 998.3 1000.5 994.4 991.1 1957 991.8 1003.1 1000.2 999.3 1000.9 993.5 995.9 1001.9 1006.5 989.4 1003.1 992.7 1958 993.3 994.4 999.4 1000.3 995.6 997.0 1002.7 998.8 1004.3 1001.0 995.3 989.7 1959 990.4 987.8 999.8 994.4 996.9 1000.5 994.3 999.0 1000.8 1003.0 989.2 994.0 1960 993.8 997.9 1002.9 994.0 991.8 995.5 994.8 997.0 1006.0 998.6 989.5 992.7 1961 997.8 996.6 993.1 1000.0 986.4 992.0 998.0 993.8 996.8 998.2 989.7 991.0 1962 998.1 996.1 993.8 1002.5 1000.5 999.5 997.0 1000.4 1004.9 1008.9 990.7 991.4 1963 989.8 994.9 993.2 995.6 999.0 995.6 1004.6 1003.6 1002.4 989.7 1002.0 995.7 1964 999.8 992.5 999.3 986.8 996.6 995.4 1007.4 992.8 1008.5 1004.7 993.3 1000.5 1965 994.9 1003.5 1002.6 997.0 993.8 997.7 999.8 1000.7 995.9 993.1 996.1 988.7 1966 996.0 990.2 996.8 997.9 991.9 997.5 996.7 1003.1 994.3 992.5 991.1 993.0 1967 995.7 998.5 993.6 993.1 993.2 1003.4 1003.0 999.0 998.9 995.4 993.5 992.3 1968 992.9 997.5 997.1 997.4 991.5 995.0 1002.3 1005.2 1002.5 1003.1 998.1 995.2 1969 995.5 991.5 993.9 999.0 995.7 1000.9 1001.5 1003.4 1008.7 990.5 999.6 997.6 1970 995.5 994.9 993.1 991.4 990.6 1002.1 1003.8 1003.3 1012.7 1003.1 998.7 991.0 1971 994.5 993.7 997.9 998.8 998.5 1002.3 1006.7 1000.1 1002.6 1003.2 995.3 987.9 1972 994.0 994.1 996.2 998.0 998.1 994.5 1000.0 1002.3 994.3 995.3 989.2 1003.0 1973 988.4 992.4 1000.7 990.0 990.9 995.1 1004.9 993.5 998.3 1003.5 993.3 990.1 1974 995.9 1001.0 1003.1 990.3 993.6 1004.2 997.8 995.6 994.9 1000.2 996.9 998.4 1975 991.6 990.2 994.4 1000.2 994.0 995.1 997.6 992.6 999.1 1000.5 989.5 991.0 1976 991.8 998.8 996.9 993.4 997.6 989.3 994.4 995.0 994.5 1009.7 1008.3 994.2 1977 997.2 996.7 990.6 996.4 993.4 999.7 1002.2 1000.8 997.0 995.7 998.5 996.2 1978 991.3 1001.4 1001.2 996.8 1007.9 999.2 998.7 1000.8 1007.0 1000.7 988.3 992.4 1979 997.8 998.1 1000.1 992.3 994.4 988.2 997.8 999.4 999.0 993.9 992.3 999.8 1980 992.8 1002.1 993.0 994.9 1000.1 990.7 993.8 996.4 996.9 994.8 996.1 996.5 1981 992.9 995.9 994.0 1004.2 996.8 995.6 1000.2 992.8 996.7 993.2 998.2 993.3 1982 - - - - - - - - - - - - 1983 - - - - - - - - - - - - 1984 - - - - - - - - - - - - 1985 - - - - - - - - - - - - 1986 - - - - - - - - - - - - 1987 - - - - - - - - - - - - 1988 - - - - - - - - - - - - 1989 - - - - - - - - - - - - 1990 - - - - - - - - - - - - 1991 - - - - - - - - - - - - 1992 - - - - - - - - - - - - 1993 - - - - - - - - - - - - 1994 - - - - - - - - - - - - 1995 - - - - - - - - - - - - 1996 - - - - - - - - - - - - 1997 - - - - - - - - - - - - 1998 - - - - - - - - - - - - 1999 - - - - - - - - - - - - 2000 992.4 1003.9 - - - - - - - - 991.8 989.3 2001 997.2 - - - 1007.4 993.0 987.8 - - - - 1001.5 2002 1000.6 993.5 990.6 992.8 992.4 991.9 998.3 1002.5 1007.7 993.6 - - 2003 990.2 998.9 994.2 995.6 995.7 998.8 993.0 1002.7 1009.9 998.8 987.9 997.2 2004 997.4 1002.0 1000.2 993.4 991.7 995.8 1000.0 998.7 992.2 999.5 - 996.9 2005 993.7 996.2 997.0 989.2 997.1 996.9 999.0 1003.1 1005.3 1000.0 993.0 991.1 2006 997.3 1002.5 - - 1007.3 997.3 - 997.3 994.4 1001.3 991.6 997.3 2007 989.2 - - 991.6 998.6 991.5 991.6 1000.2 1005.0 995.8 992.5 993.5 2008 995.8 997.9 996.9 990.2 1001.1 996.6 1004.5 1000.8 1013.0 998.5 995.4 992.9 2009 998.3 993.3 996.5 994.8 991.9 991.3 992.1 1001.5 1001.2 999.2 995.8 996.8 2010 993.7 993.1 995.4 994.0 998.4 995.7 1000.8 999.6 1000.2 1009.7 1007.9 990.2 2011 996.6 1003.2 1002.3 993.7 998.0 1001.1 996.0 997.9 1002.9 1003.3 1002.3 997.3 2012 992.0 995.2 997.9 997.6 1001.3 991.7 997.1 1002.9 998.4 997.0 990.5 989.7 2013 992.1 992.8 998.9 1004.5 995.9 994.3 993.6 - 1002.6 1000.6 990.0 984.8 2014 991.0 994.6 997.3 1003.2 1002.5 999.3 1005.7 994.7 1000.2 991.6 994.0 990.2 2015 991.0 997.1 1000.0 996.4 996.2 993.3 997.4 999.5 990.0 1001.5 997.5 992.6 2016 991.4 992.2 1001.2 993.4 997.2 1001.2 1003.6 997.0 1012.2 1001.7 993.8 - 2017 - 1001.5 1001.8 - 1001.4 993.4 1001.7 1003.8 999.2 994.6 992.2 989.9 2018 994.5 997.7 998.4 998.0 996.8 997.1 - 1007.1 1006.8 995.7 993.3 - 2019 989.7 - 997.9 995.3 991.9 995.7 1007.2 997.1 - 998.6 997.4 993.9 2020 993.3 996.2 997.2 996.6 999.4 997.0 999.2 - 999.3 995.2 1000.2 994.4 2021 997.7 998.0 998.0 999.6 1002.5 1004.2 999.2 996.3 1003.8 999.4 1002.1 997.8 2022 989.1 998.1 998.9 994.4 1000.8 997.3 996.3 1002.5 1006.5 992.2 1002.7 994.3 2023 999.1 994.2 996.3 - 999.0 995.4 1004.0 994.7 998.8 998.2 995.3 991.3 2024 993.0 997.9 996.5 - - - - - - - - -