870 Amrum, Vortrapptief
| Eiswinter | Anfang | Ende | Saisonlänge | Tage mit Eis | FL.Summe | Vol.Summe | max.Dicke | Restrictions |
|---|
| 2026 | 02.Feb 2026 | 13.Feb 2026 | 12 | 12 | 5.0 | 141.9 | 40.0 | nan | 10 | 7 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025 | 18.Feb 2025 | 21.Feb 2025 | 4 | 4 | 0.4 | 1.0 | 2.5 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2021 | 12.Feb 2021 | 19.Feb 2021 | 8 | 8 | 3.1 | 60.4 | 28.0 | nan | 7 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2014 | 28.Jan 2014 | 07.Feb 2014 | 11 | 11 | 3.0 | 28.4 | 12.5 | nan | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2012 | 03.Feb 2012 | 17.Feb 2012 | 15 | 15 | 8.4 | 199.5 | 27.5 | nan | 14 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2011 | 07.Dec 2010 | 21.Jan 2011 | 46 | 43 | 19.8 | 388.9 | 28.0 | nan | 31 | 24 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2010 | 09.Jan 2010 | 28.Feb 2010 | 51 | 49 | 12.4 | 230.4 | 28.0 | nan | 33 | 20 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2006 | 23.Jan 2006 | 27.Jan 2006 | 5 | 5 | 0.5 | 1.2 | 2.5 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2005 | 27.Feb 2005 | 28.Feb 2005 | 2 | 2 | 0.2 | 0.5 | 2.5 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2003 | 10.Jan 2003 | 14.Jan 2003 | 5 | 5 | 1.7 | 39.5 | 27.5 | nan | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2001 | 05.Feb 2001 | 05.Feb 2001 | 1 | 1 | 0.1 | 0.2 | 2.5 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1997 | 01.Jan 1997 | 30.Jan 1997 | 30 | 30 | 16.9 | 486.6 | 40.0 | nan | 23 | 11 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| 1996 | 27.Dec 1995 | 07.Mar 1996 | 72 | 72 | 17.3 | 269.1 | 27.5 | nan | 33 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1994 | 17.Feb 1994 | 03.Mar 1994 | 15 | 15 | 4.7 | 98.6 | 27.5 | 30.0 | 15 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1993 | 05.Jan 1993 | 05.Jan 1993 | 1 | 1 | 0.1 | 0.2 | 2.5 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1991 | 13.Feb 1991 | 16.Feb 1991 | 4 | 4 | 1.0 | 27.5 | 27.5 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1987 | 12.Jan 1987 | 16.Mar 1987 | 64 | 45 | 23.9 | 454.8 | 27.5 | nan | 36 | 15 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1986 | 11.Feb 1986 | 07.Mar 1986 | 25 | 25 | 14.8 | 335.6 | 27.5 | nan | 25 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1985 | 07.Jan 1985 | 12.Mar 1985 | 65 | 55 | 37.4 | 854.4 | 27.5 | 20.0 | 48 | 30 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1982 | 19.Dec 1981 | 08.Feb 1982 | 52 | 45 | 26.4 | 480.6 | 27.5 | nan | 36 | 21 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1979 | 03.Jan 1979 | 28.Feb 1979 | 57 | 35 | 0.0 | 0.0 | 0.0 | nan | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1978 | 15.Feb 1978 | 25.Feb 1978 | 11 | 11 | 0.0 | 0.0 | 0.0 | nan | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1970 | 22.Dec 1969 | 28.Feb 1970 | 69 | 50 | 0.0 | 0.0 | 0.0 | nan | 49 | 39 | 27 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| 1966 | 22.Jan 1966 | 22.Feb 1966 | 32 | 19 | 0.0 | 0.0 | 0.0 | nan | 17 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1963 | 30.Dec 1962 | 06.Mar 1963 | 67 | 67 | 0.0 | 0.0 | 0.0 | nan | 67 | 48 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1960 | 15.Jan 1960 | 18.Jan 1960 | 4 | 4 | 0.0 | 0.0 | 0.0 | nan | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1956 | 02.Feb 1956 | 27.Feb 1956 | 26 | 22 | 0.0 | 0.0 | 0.0 | nan | 22 | 16 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1955 | 24.Feb 1955 | 04.Mar 1955 | 9 | 9 | 0.0 | 0.0 | 0.0 | 25.0 | 9 | 9 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1954 | 31.Jan 1954 | 27.Feb 1954 | 28 | 28 | 0.0 | 0.0 | 0.0 | 30.0 | 26 | 23 | 19 | 15 | 13 | 13 | 12 | 10 | 10 | 0 |
| 1953 | 13.Feb 1953 | 19.Feb 1953 | 7 | 7 | 0.0 | 0.0 | 0.0 | 10.0 | 5 | 5 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 0 |
| 1950 | 01.Feb 1950 | 05.Feb 1950 | 5 | 5 | 0.0 | 0.0 | 0.0 | 12.0 | 5 | 5 | 4 | 2 | 2 | 2 | 2 | 2 | 2 | 0 |
| 1947 | 21.Dec 1946 | 30.Mar 1947 | 100 | 87 | 0.0 | 0.0 | 0.0 | 30.0 | 81 | 73 | 66 | 45 | 32 | 32 | 32 | 29 | 16 | 0 |
| 1946 | 24.Jan 1946 | 29.Jan 1946 | 6 | 6 | 0.0 | 0.0 | 0.0 | nan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1943 | 12.Jan 1943 | 24.Jan 1943 | 13 | 11 | 0.0 | 0.0 | 0.0 | nan | 11 | 9 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 0 |
| 1942 | 14.Jan 1942 | 23.Mar 1942 | 69 | 68 | 0.0 | 0.0 | 0.0 | nan | 68 | 62 | 50 | 31 | 31 | 31 | 31 | 15 | 15 | 0 |
| 1941 | 03.Jan 1941 | 10.Mar 1941 | 67 | 64 | 0.0 | 0.0 | 0.0 | 100.0 | 63 | 60 | 43 | 31 | 31 | 31 | 31 | 25 | 25 | 0 |
| 1940 | 08.Jan 1940 | 19.Mar 1940 | 72 | 66 | 0.0 | 0.0 | 0.0 | 140.0 | 66 | 64 | 46 | 21 | 21 | 21 | 21 | 21 | 20 | 0 |