520 Timmendorf – approach buoy "Wismar"
| Eiswinter | Anfang | Ende | Saisonlänge | Tage mit Eis | FL.Summe | Vol.Summe | max.Dicke | Restrictions |
| 2026 | 21.Jan 2026 | 05.Feb 2026 | 16 | 3 | 0.1 | 0.2 | 2.5 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2012 | 06.Feb 2012 | 14.Feb 2012 | 9 | 7 | 3.8 | 19.4 | 7.5 | 8.0 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2010 | 25.Jan 2010 | 20.Feb 2010 | 27 | 19 | 7.2 | 60.2 | 13.0 | 15.0 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2003 | 08.Jan 2003 | 17.Feb 2003 | 41 | 4 | 1.5 | 3.8 | 2.5 | 2.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1997 | 02.Jan 1997 | 29.Jan 1997 | 28 | 21 | 7.1 | 35.8 | 12.5 | nan | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1996 | 31.Dec 1995 | 04.Apr 1996 | 96 | 61 | 37.3 | 1255.4 | 40.0 | nan | 52 | 43 | 32 | 3 | 3 | 0 | 0 | 0 | 0 | 0 |
| 1994 | 23.Feb 1994 | 27.Feb 1994 | 5 | 5 | 2.6 | 6.5 | 2.5 | nan | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1993 | 04.Jan 1993 | 05.Jan 1993 | 2 | 2 | 0.6 | 1.5 | 2.5 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1991 | 06.Feb 1991 | 22.Feb 1991 | 17 | 17 | 2.9 | 19.0 | 12.5 | 10.0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1987 | 12.Jan 1987 | 27.Mar 1987 | 75 | 75 | 46.2 | 1383.0 | 40.0 | 40.0 | 54 | 43 | 39 | 20 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1986 | 10.Jan 1986 | 22.Mar 1986 | 72 | 50 | 27.6 | 824.8 | 40.0 | 30.0 | 34 | 31 | 24 | 15 | 13 | 9 | 0 | 0 | 0 | 0 |
| 1985 | 06.Jan 1985 | 26.Mar 1985 | 80 | 79 | 56.1 | 1521.6 | 39.0 | 35.0 | 74 | 70 | 49 | 9 | 4 | 2 | 0 | 0 | 0 | 0 |
| 1984 | 14.Dec 1983 | 22.Dec 1983 | 9 | 9 | 0.9 | 4.2 | 7.5 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1982 | 21.Dec 1981 | 03.Mar 1982 | 73 | 55 | 19.9 | 427.4 | 27.5 | 30.0 | 21 | 15 | 10 | 6 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1980 | 05.Jan 1980 | 10.Feb 1980 | 37 | 25 | 0.0 | 0.0 | 0.0 | nan | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1979 | 31.Dec 1978 | 18.Mar 1979 | 78 | 75 | 0.0 | 0.0 | 0.0 | nan | 46 | 36 | 18 | 11 | 7 | 0 | 0 | 0 | 0 | 0 |
| 1978 | 11.Feb 1978 | 27.Feb 1978 | 17 | 12 | 0.0 | 0.0 | 0.0 | nan | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1977 | 01.Jan 1977 | 01.Jan 1977 | 1 | 1 | 0.0 | 0.0 | 0.0 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1976 | 02.Feb 1976 | 11.Feb 1976 | 10 | 10 | 0.0 | 0.0 | 0.0 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1972 | 17.Jan 1972 | 08.Feb 1972 | 23 | 17 | 0.0 | 0.0 | 0.0 | 15.0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1971 | 04.Jan 1971 | 11.Jan 1971 | 8 | 5 | 0.0 | 0.0 | 0.0 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1970 | 21.Dec 1969 | 22.Mar 1970 | 92 | 63 | 0.0 | 0.0 | 0.0 | 40.0 | 17 | 11 | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1969 | 13.Dec 1968 | 06.Mar 1969 | 84 | 5 | 0.0 | 0.0 | 0.0 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1968 | 13.Jan 1968 | 19.Jan 1968 | 7 | 7 | 0.0 | 0.0 | 0.0 | nan | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1966 | 17.Jan 1966 | 25.Feb 1966 | 40 | 17 | 0.0 | 0.0 | 0.0 | nan | 5 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1965 | 05.Mar 1965 | 15.Mar 1965 | 11 | 9 | 0.0 | 0.0 | 0.0 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1964 | 24.Dec 1963 | 09.Mar 1964 | 77 | 8 | 0.0 | 0.0 | 0.0 | 5.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1963 | 24.Dec 1962 | 28.Mar 1963 | 95 | 92 | 0.0 | 0.0 | 0.0 | 50.0 | 79 | 75 | 70 | 69 | 66 | 59 | 56 | 0 | 0 | 0 |
| 1962 | 26.Dec 1961 | 30.Dec 1961 | 5 | 5 | 0.0 | 0.0 | 0.0 | 5.0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1961 | 20.Jan 1961 | 29.Jan 1961 | 10 | 6 | 0.0 | 0.0 | 0.0 | 5.0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1960 | 15.Jan 1960 | 11.Feb 1960 | 28 | 12 | 0.0 | 0.0 | 0.0 | 10.0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1959 | 16.Jan 1959 | 15.Feb 1959 | 31 | 3 | 0.0 | 0.0 | 0.0 | nan | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1958 | 17.Dec 1957 | 01.Mar 1958 | 75 | 12 | 0.0 | 0.0 | 0.0 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1956 | 31.Jan 1956 | 16.Mar 1956 | 46 | 43 | 0.0 | 0.0 | 0.0 | 15.0 | 31 | 26 | 24 | 16 | 16 | 16 | 16 | 16 | 0 | 0 |
| 1955 | 24.Jan 1955 | 15.Mar 1955 | 51 | 30 | 0.0 | 0.0 | 0.0 | 15.0 | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1954 | 28.Jan 1954 | 17.Mar 1954 | 49 | 24 | 0.0 | 0.0 | 0.0 | 10.0 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1951 | 01.Jan 1951 | 04.Mar 1951 | 63 | 13 | 0.0 | 0.0 | 0.0 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1949 | 02.Jan 1949 | 08.Feb 1949 | 38 | 3 | 0.0 | 0.0 | 0.0 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1948 | 22.Feb 1948 | 23.Feb 1948 | 2 | 2 | 0.0 | 0.0 | 0.0 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1947 | 05.Jan 1947 | 07.Apr 1947 | 93 | 92 | 0.0 | 0.0 | 0.0 | nan | 82 | 80 | 80 | 80 | 70 | 70 | 70 | 70 | 0 | 0 |