Mcmurdo 12Z 700hPa wind_speed 1956 - - - - - - - 19.5 27.2 23.4 - - 1957 - - - 21.0 22.1 16.2 14.1 17.6 28.0 20.0 20.4 14.6 1958 - - 20.6 18.8 23.6 18.4 21.5 25.9 24.1 22.9 15.3 16.8 1959 17.4 12.9 13.8 - 18.4 15.8 20.8 11.4 15.1 18.4 15.0 14.1 1960 7.3 14.3 - - - - - - - - - - 1961 16.0 13.8 16.8 15.9 17.8 16.6 16.1 16.5 14.5 15.0 12.6 - 1962 10.8 14.8 9.8 15.6 14.5 11.3 16.3 14.5 15.0 20.2 15.0 9.7 1963 9.8 13.2 - - - - - - - 15.2 12.8 17.7 1964 12.6 10.5 - - - - - - - 13.4 12.4 9.7 1965 14.2 14.1 - - - - - - - 16.6 16.0 16.1 1966 10.2 13.3 - - - - - - - 22.5 20.2 12.9 1967 17.3 20.2 - - - - - - - 13.3 16.1 13.1 1968 11.9 15.6 - - - - - - - 15.8 12.7 11.2 1969 12.0 13.8 - - - - - - - 13.4 19.4 20.1 1970 13.1 17.5 - - - - - - - 21.6 14.3 14.1 1971 15.3 12.6 - - - - - - - 15.4 12.8 11.2 1972 10.3 13.2 - - - - - - - 15.2 17.3 7.7 1973 10.3 10.0 - - - - - - - - 16.4 11.5 1974 10.8 12.7 - - - - - - - 16.6 12.9 11.1 1975 11.1 11.6 - - - - - - - 16.1 11.9 8.1 1976 9.7 4.9 - - - - - - - 12.5 14.3 11.9 1977 10.7 11.6 - - - - - - - 16.5 8.6 9.9 1978 8.3 15.0 - - - - - - - 15.6 10.0 10.2 1979 9.2 7.8 - - 10.3 13.3 - 19.2 - - 13.2 13.0 1980 9.0 - - - - - - - - 20.3 15.5 9.8 1981 13.9 15.2 - - - - - - - - - - 1982 - - - - - - - - - 23.8 - 12.6 1983 - - - - - - - - - - 13.6 12.2 1984 12.5 13.6 - - - - - - - 19.9 14.8 11.8 1985 12.5 12.3 - - - - - - - 23.7 11.2 22.2 1986 - 17.7 - - - - - - - 23.8 12.5 19.7 1987 14.8 9.9 - - - - - - - 14.0 12.0 10.2 1988 11.8 12.4 - - - - - - - 17.1 11.9 8.8 1989 12.9 7.4 - - - - - - - 17.1 21.2 10.1 1990 9.4 10.4 - - - - - - - 14.0 - 13.5 1991 8.3 12.9 - - - - - - - 11.9 13.8 18.4 1992 - 14.2 - - - - - - - 12.7 14.4 9.0 1993 12.0 19.2 - - - - - - - 30.3 26.5 19.7 1994 28.1 16.1 13.4 9.9 - - - - - - 8.4 9.9 1995 11.2 12.1 - - - - - - - 23.2 22.1 12.2 1996 12.4 15.9 - - - - - - 15.3 17.1 16.0 12.0 1997 10.3 10.8 - - - - - - 15.4 14.9 22.0 13.4 1998 7.3 16.1 - - - - - 15.3 - 20.6 11.0 11.6 1999 16.2 13.0 - - - - - - - 20.1 22.5 12.8 2000 15.1 10.9 - - - - - - - 12.9 20.3 11.9 2001 10.2 13.9 - - - - - 12.8 - 14.6 17.5 14.8 2002 12.9 12.1 - - - - - 16.3 - 15.0 10.3 13.1 2003 13.9 13.5 - - - - - - 17.3 17.9 12.6 13.1 2004 10.4 9.6 - - - - - 18.8 - 8.9 16.6 10.7 2005 10.9 5.9 - - - - - - - 7.0 12.1 9.2 2006 7.3 5.7 - - - - - - - 4.9 6.6 5.4 2007 7.8 6.2 - - - - - - - 17.8 17.8 15.4 2008 12.1 13.3 - - - - - - 20.9 14.7 15.9 13.7 2009 10.5 14.1 - - - - - - - 16.0 15.2 9.2 2010 10.5 12.6 - - - - - 13.1 12.9 12.8 13.9 12.8 2011 11.3 13.2 - - - - - 20.7 - 16.9 18.6 12.5 2012 10.9 13.5 - - - - - 18.5 - 12.7 13.5 10.5 2013 9.8 14.6 - - - - - - - 14.5 20.0 11.9 2014 13.4 - - - - - - - - - - - 2015 - - - - - - - - - - - - 2016 - - - - - - - - - - - - 2017 - - - - - - - - - 17.4 16.4 13.3 2018 10.6 10.2 - - - - - - - 14.0 16.4 20.1 2019 10.4 11.4 - - - - - 22.3 17.2 13.4 19.7 14.3 2020 10.6 13.1 - - - - - - - 16.3 15.9 15.5 2021 - 12.2 15.5 - - - - 13.3 - 18.4 14.9 17.8 2022 13.9 19.7 - - - - 20.6 10.8 - 16.5 12.7 10.9 2023 11.1 13.6 - - - - - 16.7 18.8 15.3 15.2 14.2 2024 13.0 11.0 9.3 19.0 - - - - - - - -