Butler_Island 12Z pressure 1986 - - 976.1 977.4 987.1 977.7 969.0 969.5 964.8 969.6 967.3 966.7 1987 976.4 979.0 969.9 978.2 986.4 977.9 - - - - - - 1988 - - - - - 963.5 - 982.3 980.8 987.7 973.0 970.2 1989 977.4 972.7 973.4 - - - - - - - - - 1990 979.9 974.3 975.4 983.4 993.4 970.2 983.5 966.7 972.7 966.3 958.9 975.8 1991 970.9 982.2 978.2 981.0 978.3 976.5 981.3 968.7 978.3 969.8 968.9 - 1992 977.8 978.2 978.0 982.1 988.3 988.2 978.1 974.2 969.7 976.6 968.6 975.4 1993 986.5 978.8 973.6 976.4 - 977.4 977.6 972.8 970.7 964.4 - - 1994 - - - - 983.7 985.1 980.3 968.4 968.6 976.5 980.1 971.7 1995 974.1 975.0 973.1 980.9 976.3 980.7 987.6 978.0 971.2 973.5 969.2 967.7 1996 976.2 971.4 972.1 983.1 973.1 981.4 970.9 976.1 984.3 961.0 963.8 973.8 1997 973.9 - 969.0 976.4 975.7 986.9 974.2 970.3 977.7 976.8 983.1 982.1 1998 972.0 975.1 974.4 968.7 977.3 977.9 969.9 971.7 973.3 969.3 965.8 967.3 1999 - - 979.2 968.9 972.8 984.9 975.7 971.1 974.2 962.0 969.5 963.0 2000 967.9 - 986.3 974.2 978.8 977.9 984.5 977.2 980.9 974.3 977.8 978.3 2001 976.9 981.2 - 976.0 982.5 979.4 982.0 959.6 967.4 959.1 962.7 960.7 2002 972.1 - 980.6 976.9 983.8 977.7 978.5 972.7 986.1 976.8 976.1 971.7 2003 - - - - - - - - - - - - 2004 - - - - - - - - - - - - 2005 - - 962.7 - - - - - - - 959.8 966.7 2006 - - - 961.0 - - - - - - - - 2007 - 976.9 977.2 988.0 986.9 984.2 984.5 975.2 979.1 972.7 977.7 967.6 2008 971.9 973.0 980.6 977.1 975.8 980.0 979.1 967.7 976.5 970.9 968.2 961.8 2009 - - - - - - - - - - - -