Lettau 12Z pressure 1986 - 991.9 989.8 979.6 992.6 991.2 979.2 980.3 976.4 971.7 974.5 981.7 1987 992.5 988.8 986.1 987.9 983.2 986.1 991.2 974.8 988.2 976.8 978.2 985.6 1988 988.6 984.2 985.0 981.5 989.3 995.4 975.1 975.2 981.9 988.7 981.4 983.5 1989 984.7 985.1 982.9 987.5 968.9 979.6 977.6 982.8 981.0 973.2 975.7 989.4 1990 988.5 983.0 985.9 991.3 997.3 985.4 995.9 979.7 970.0 980.5 982.6 983.5 1991 982.4 989.2 980.3 984.4 987.0 989.5 991.1 - - - 983.9 995.2 1992 988.6 994.8 988.0 984.3 989.0 993.0 - - - - 977.6 982.9 1993 996.2 978.5 985.5 980.9 982.8 980.7 - - - - 979.3 984.0 1994 984.7 982.6 978.0 984.8 985.7 997.5 987.2 973.0 987.8 976.8 984.7 981.3 1995 981.2 981.1 991.0 982.0 980.6 986.6 - - - - 976.9 977.7 1996 985.9 - - - - - - - - - - 985.2 1997 988.5 - - - - - - - - - - - 1998 - - 981.8 974.3 982.2 - - - - - - - 1999 - 986.8 984.0 980.4 976.5 999.4 979.4 981.9 981.2 963.9 - - 2000 - - 983.0 982.2 982.4 984.5 979.3 982.6 987.2 975.6 - - 2001 - - 983.4 978.3 983.4 981.5 986.0 981.9 976.2 971.4 - - 2002 - - 990.1 979.5 992.2 994.0 986.8 977.6 985.9 990.0 - - 2003 - - 983.9 977.4 978.1 992.3 978.4 976.7 979.6 972.2 - - 2004 - - 984.0 978.5 980.4 976.8 977.6 980.8 982.3 979.4 - - 2005 - 979.5 982.3 979.3 980.2 989.8 980.0 976.1 975.8 970.7 - - 2006 - - 984.8 986.9 976.9 980.6 976.1 990.6 983.8 976.3 - - 2007 - 986.4 - - 988.7 989.3 1000.4 983.6 982.3 986.2 985.3 978.2 2008 982.7 984.7 988.5 989.6 986.9 982.1 984.4 988.0 - - - - 2009 - 990.5 985.6 989.8 993.9 996.2 993.5 992.7 987.2 980.1 985.6 984.4 2010 999.4 994.0 989.5 984.8 987.4 980.7 974.0 977.5 - - 975.6 991.1 2011 992.4 983.3 988.2 986.2 974.7 985.0 - - - - - - 2012 - - - - - - - - - - - - 2013 - - - - - - - - - - - - 2014 - 981.1 979.3 976.9 981.1 979.2 980.6 971.6 980.5 970.6 983.7 981.4 2015 982.9 975.6 978.8 977.1 981.7 981.0 972.8 975.1 970.9 975.9 973.6 984.0 2016 977.8 978.9 976.3 982.5 979.5 975.3 984.2 986.4 968.1 976.7 988.5 987.2 2017 992.4 986.5 986.6 979.2 972.5 978.1 976.3 972.1 973.2 980.5 973.5 982.8 2018 982.2 981.0 981.0 983.4 981.0 984.3 979.3 987.6 971.7 971.1 973.2 980.0 2019 984.5 985.4 982.2 978.1 983.2 969.5 984.3 980.0 968.6 978.5 989.3 992.8 2020 989.9 980.9 977.0 977.5 975.0 976.2 981.5 983.7 981.4 968.8 974.7 974.4 2021 978.2 974.7 984.6 977.9 982.2 978.4 984.9 984.9 971.2 974.5 971.8 971.6 2022 980.5 978.2 978.3 979.4 976.2 989.0 971.9 974.7 970.4 976.7 974.0 974.6 2023 977.1 981.4 981.9 988.9 978.3 986.1 982.5 983.8 976.2 973.1 980.0 976.2 2024 979.9 982.2 977.9 972.7 974.3 973.8 983.8 988.8 982.0 - - -