Elaine 00Z pressure 1986 - 992.4 991.0 979.9 994.4 991.1 979.5 980.1 976.6 973.1 975.8 982.1 1987 993.2 988.2 985.3 987.8 984.0 987.8 993.0 975.7 988.7 978.7 978.0 985.6 1988 988.7 983.8 986.2 982.1 989.6 996.0 975.2 978.5 - - - - 1989 - - - - - - - - - - - - 1990 - - - - - - - - - - - - 1991 - - - - - - - - - - - - 1992 - - - - - - - - - - - - 1993 - 976.6 983.3 979.9 980.1 977.3 970.2 974.4 973.3 973.2 977.9 980.7 1994 983.3 980.8 975.5 983.6 982.0 996.8 986.1 972.4 985.0 976.6 982.4 979.3 1995 979.0 979.1 988.7 980.0 979.2 985.2 998.3 983.9 976.1 978.2 977.4 976.7 1996 984.3 988.4 982.3 976.9 983.5 980.4 979.7 986.3 986.2 970.2 985.4 983.9 1997 990.9 994.1 982.1 987.9 978.3 990.8 982.4 981.6 986.0 983.2 993.2 994.0 1998 988.3 984.5 986.4 979.2 986.8 981.1 983.8 982.7 991.4 985.2 977.7 984.4 1999 986.8 991.2 988.3 985.3 982.0 1003.7 985.0 986.8 987.8 969.7 977.6 977.3 2000 982.2 987.3 987.9 989.0 987.8 990.6 985.0 988.0 993.1 979.8 987.5 1000.2 2001 995.6 992.3 987.7 983.7 988.9 987.8 991.6 986.1 982.9 977.4 982.0 982.2 2002 987.6 982.0 994.7 985.7 997.1 997.7 992.0 982.5 990.4 995.1 989.3 984.2 2003 996.3 994.5 989.6 982.1 - - - - - - - - 2004 - - - - - - - - - - - - 2005 - 977.7 981.2 977.6 979.3 987.8 979.1 975.2 973.7 970.9 977.9 994.6 2006 984.7 983.2 983.4 985.2 974.9 980.9 974.0 990.0 983.6 974.4 977.4 982.0 2007 985.0 981.7 986.7 982.5 983.4 985.2 994.4 978.1 977.7 980.6 981.7 975.4 2008 978.7 - - - - - - - 966.6 967.7 - 973.3 2009 - - - - - - - - - - - - 2010 - 989.0 982.6 979.0 980.1 974.2 966.6 970.7 977.9 972.5 972.1 987.0 2011 989.5 983.7 987.9 986.3 975.8 985.0 982.8 984.4 986.5 976.6 985.0 974.1 2012 975.6 982.8 980.9 979.0 978.7 987.2 977.1 980.1 977.7 975.9 986.3 986.7 2013 985.2 977.3 974.5 980.2 981.3 992.7 978.0 987.2 987.3 979.9 978.5 982.4 2014 987.0 982.0 980.4 976.6 981.4 978.7 979.6 974.9 982.1 972.0 982.7 980.3 2015 982.3 976.1 978.7 978.0 981.1 981.6 973.8 975.5 972.9 977.0 975.0 983.0 2016 977.8 978.5 975.9 981.5 978.6 973.8 982.7 985.9 969.0 975.3 987.7 986.1 2017 990.4 985.6 985.9 979.2 974.2 978.7 976.9 974.1 973.3 980.4 973.4 981.7 2018 981.4 979.9 981.2 982.9 981.0 985.5 978.6 987.2 972.1 971.5 973.1 979.8 2019 982.8 985.5 981.8 978.7 983.7 970.1 983.9 980.6 970.4 978.8 989.5 991.5 2020 988.1 980.2 976.6 978.1 975.3 976.3 980.1 - - - - - 2021 - - - - - - - - - - - - 2022 - 977.4 978.0 978.9 976.9 988.2 972.3 975.5 971.4 977.0 971.5 973.8 2023 975.4 980.7 981.1 988.9 977.6 985.8 980.6 983.1 978.5 973.6 978.8 975.7 2024 979.8 981.4 978.2 973.2 973.3 975.1 985.1 989.4 981.6 - - -