Halley 12Z 30hPa wind_speed 1957 - - - - - - - - - - - - 1958 7.4 8.7 9.5 22.5 - - - 31.4 38.8 - 24.9 12.5 1959 - - - 16.7 32.4 41.6 29.7 30.2 45.9 40.5 20.7 - 1960 - - - - - - - - - - - - 1961 - - - - - - - - - - - - 1962 - - - - - - - - - - - - 1963 - - - - - - - - - - - - 1964 - - - - - - - - - - - - 1965 - - - - - - - - - - - - 1966 - - - - - - - - - - 13.8 - 1967 15.2 - - - - 26.6 - 45.5 32.1 - - 12.4 1968 - 9.4 - - - - - - - - - - 1969 - - - - - - - - - - - - 1970 - - 10.5 - - - - - 48.7 - - - 1971 - - - - 24.4 68.6 52.1 49.6 44.9 33.5 33.1 16.2 1972 11.4 - 10.1 25.6 42.2 29.1 37.2 41.4 37.9 43.9 - - 1973 - 6.0 17.0 - 24.4 39.8 - - 47.0 - - - 1974 - - - - - - - - - - - - 1975 - - - - 26.1 - - - - - - - 1976 - 6.9 - - - - - - - - 21.0 18.7 1977 14.1 3.9 - - - - - - 42.2 23.8 28.2 14.6 1978 9.2 4.3 - - 51.4 - - - - - - - 1979 - 3.9 - - - - - - 33.7 33.1 17.5 - 1980 9.7 5.6 7.0 19.9 43.3 - - - 29.8 36.2 - - 1981 - - - - - - - - - - - - 1982 - - - - - - - - - - - - 1983 - - - - - - - - - - - - 1984 - - - 40.0 - - - - - - - - 1985 15.8 16.1 20.2 45.9 - 49.9 48.7 43.4 51.6 40.3 47.8 18.5 1986 - - - 34.5 34.4 37.2 40.5 - 38.8 47.3 31.0 24.8 1987 24.3 - - - - - - - - - - - 1988 - - - - - - - - - - - - 1989 - - - - - - - - - - - - 1990 - - - - - - - - - - - - 1991 - - - 23.5 - 18.8 - - - - - - 1992 - 4.6 13.0 38.8 26.1 24.2 35.5 - 30.3 34.1 51.1 15.7 1993 15.3 7.8 8.9 21.7 39.3 44.7 - - - 15.4 18.1 18.8 1994 - 5.1 20.6 27.4 - - - - - 15.4 28.5 16.5 1995 9.3 7.8 13.9 14.4 - - - - - 16.5 28.0 9.6 1996 5.6 7.5 18.8 29.2 - - - - 25.0 45.9 31.6 22.8 1997 9.3 6.6 - - - - - - - 29.8 - 12.6 1998 4.7 - - - - - - - - 41.1 50.9 - 1999 - - 13.3 - - - - - - - 41.8 33.6 2000 8.9 8.1 22.2 45.7 62.1 37.9 46.9 31.2 28.7 25.3 65.1 17.9 2001 6.9 6.8 15.4 32.4 39.6 20.4 28.9 37.4 41.8 35.3 53.8 31.0 2002 8.4 7.2 9.2 41.7 33.2 22.8 45.0 31.0 59.5 67.3 36.4 7.6 2003 9.0 6.3 16.2 33.6 - 39.8 43.4 48.6 40.5 43.3 39.0 11.8 2004 5.7 6.2 16.8 38.1 42.3 47.5 - 38.9 34.4 51.7 37.1 24.6 2005 8.8 7.2 18.8 36.3 43.8 32.3 43.7 39.7 30.3 35.4 42.6 10.7 2006 5.1 9.6 17.0 40.0 49.6 52.0 50.6 15.4 29.9 51.2 41.0 21.4 2007 12.8 7.1 10.1 30.0 35.5 - - 39.0 31.2 31.6 40.8 31.8 2008 10.2 6.4 14.9 27.3 32.9 - - - 43.2 36.4 35.8 26.7 2009 11.7 6.6 13.7 33.9 45.6 - - - 44.2 45.8 43.7 11.5 2010 10.9 6.1 15.9 39.9 - - - - 52.5 57.8 62.9 35.1 2011 9.8 7.0 22.3 34.8 46.2 - - - 26.7 31.1 21.2 29.6 2012 12.7 6.8 8.2 39.6 53.3 - - - 30.7 28.7 41.4 14.5 2013 8.6 5.9 19.8 50.1 53.8 - - - 25.8 35.5 42.3 20.6 2014 9.2 6.9 15.2 40.6 46.0 - - - - 24.2 31.6 21.8 2015 10.6 8.0 18.9 40.6 52.2 - - - 26.1 30.5 33.6 34.4 2016 10.8 7.6 21.0 26.1 32.6 - - - 42.8 43.9 27.1 13.5 2017 9.4 5.7 - - - - - - - - - 13.6 2018 7.3 6.6 - - - - - - - - - 13.4 2019 8.6 7.4 - - - - - - - - - 9.1 2020 8.1 - - - - - - - - - - - 2021 - - - - - - - - - - - 34.6 2022 8.6 - - - - - - - - - - 23.2 2023 7.0 - - - - - - - - - - 24.0 2024 8.6 - - - - - - - - - - -