Schwerdtfeger 18Z wind_speed 1985 - 5.6 10.8 9.9 12.9 10.6 8.3 9.0 9.7 10.2 6.6 7.9 1986 3.5 7.1 8.9 12.3 13.1 9.3 9.4 9.5 8.5 10.7 7.9 5.5 1987 7.3 6.8 4.7 7.2 10.0 13.4 10.5 9.2 6.4 - - - 1988 - 6.5 8.3 11.2 11.2 11.3 14.0 14.9 9.9 11.7 5.1 5.8 1989 7.7 2.0 7.1 12.2 10.7 8.7 11.5 10.7 10.2 11.1 12.1 4.9 1990 5.5 5.1 6.3 9.9 8.9 10.4 8.5 7.1 9.1 8.0 6.0 9.4 1991 4.8 6.2 9.8 9.4 11.1 11.0 9.3 7.6 14.6 9.9 7.9 5.6 1992 4.3 5.9 9.0 7.2 10.7 10.3 12.7 - - - - - 1993 - 9.2 10.5 10.7 9.2 13.4 - - - - - - 1994 - 7.0 9.9 - - - - - - - - - 1995 - - - - - - - - - - - - 1996 - 5.6 9.0 11.4 7.9 11.9 12.0 11.1 12.9 9.5 7.8 6.8 1997 6.3 7.6 5.5 8.8 13.7 - - - - - - - 1998 - 8.1 9.1 10.6 11.4 11.6 10.1 10.5 10.4 11.9 10.5 3.9 1999 7.8 5.8 8.3 9.2 11.2 7.2 11.2 9.2 11.0 12.0 10.7 6.2 2000 6.6 8.8 9.1 11.6 11.1 9.3 12.6 - - 7.6 10.4 4.9 2001 5.4 7.5 8.8 10.0 10.4 12.1 - 6.1 11.9 9.5 8.4 8.0 2002 5.1 8.1 9.8 10.4 11.4 8.1 8.5 11.2 10.6 8.1 7.0 6.6 2003 6.3 5.7 9.6 8.5 12.5 9.7 13.0 10.8 10.9 12.8 6.0 7.2 2004 4.4 4.7 6.4 6.2 7.1 12.9 10.0 11.4 - - 11.3 4.4 2005 6.4 6.4 10.4 12.2 14.7 11.9 13.4 12.0 10.8 14.8 8.8 7.1 2006 7.1 9.3 7.9 10.9 10.7 12.8 10.4 12.6 12.3 7.2 8.1 7.0 2007 5.8 8.5 12.2 12.2 11.9 13.3 13.4 14.6 12.7 - - - 2008 - 7.9 10.1 11.6 12.4 13.6 12.7 9.4 16.7 9.9 9.3 5.7 2009 6.9 6.7 5.1 13.5 9.8 10.2 12.9 11.3 11.9 6.9 11.0 5.6 2010 5.1 8.0 8.1 8.5 9.8 10.8 10.2 9.9 10.1 10.5 9.6 7.4 2011 6.1 7.1 9.6 12.8 12.1 11.8 11.1 11.4 - - - 6.5 2012 7.8 8.5 - - - - - - - - - - 2013 - 7.9 11.5 8.8 11.7 10.8 7.6 10.4 10.8 9.0 10.5 5.9 2014 5.4 9.0 10.4 11.6 11.4 - - 15.0 14.0 11.1 5.5 5.9 2015 7.4 8.5 9.6 10.5 7.5 10.8 12.4 12.9 13.2 9.9 8.9 6.2 2016 9.3 8.4 8.5 7.3 9.1 - 9.6 - 10.5 9.7 7.3 6.9 2017 7.5 7.6 8.6 - 14.4 10.1 12.9 13.3 11.7 11.2 9.0 6.5 2018 5.7 8.0 11.7 13.9 7.7 10.1 7.7 7.8 11.5 11.0 8.5 8.6 2019 6.0 9.3 10.5 12.4 12.0 11.1 10.4 12.0 11.5 12.1 8.6 6.7 2020 6.1 8.4 10.8 10.6 10.7 11.0 9.6 9.0 8.3 8.9 7.3 7.1 2021 10.3 8.8 8.9 7.6 7.7 6.8 8.4 7.0 7.7 9.2 9.8 9.1 2022 6.1 8.5 10.0 8.1 - 8.4 9.4 10.1 9.1 10.7 7.7 9.2 2023 7.2 8.4 8.9 7.4 7.0 8.6 4.7 5.5 10.9 9.2 8.0 6.6 2024 7.5 6.6 - - - - - - - - - -