111 Years of Ice-Out Data
Lake Minnetonka
Minnesota, U.S.A.
Challenge Question #4
"When do you predict ice-out of Lake Minnetonka will occur in Spring, 1998? Do you see a correlation between
el Nino years and early ice-out dates? Is the earth warming? Do the 111 years of ice-out data from Lake Minnetonka
support the global warming theory?"
Year | Ice-Out | Year | Ice-Out | Year | Ice-Out | Year | Ice-Out |
1997 | April 17 | 1969 | April 17 | 1941 | April 13 | 1913 | April 18 |
1996 | April 23 | 1968 | April 19 | 1940 | April 24 | 1912 | April 13 |
1995 | April 3 | 1967 | April 9 | 1939 | April 17 | 1911 | April 1 |
1994 | April 11 | 1966 | April 4 | 1938 | April 2 | 1910 | March 27 |
1993 | April 19 | 1965 | May 1 | 1937 | April 20 | 1909 | April 26 |
1992 | April 10 | 1964 | April 13 | 1936 | April 22 | 1908 | April 12 |
1991 | April 8 | 1963 | April 10 | 1935 | April 5 | 1907 | April 8 |
1990 | April 4 | 1962 | April 25 | 1934 | April 9 | 1906 | April 16 |
1989 | April 17 | 1961 | April 15 | 1933 | April 19 | 1905 | April 2 |
1988 | April 7 | 1960 | April 16 | 1932 | April 11 | 1904 | April 25 |
1987 | March 21 | 1959 | April 10 | 1931 | April 6 | 1903 | April 13 |
1986 | April 8 | 1958 | April 11 | 1930 | April 4 | 1902 | April 1 |
1985 | April 13 | 1957 | April 19 | 1929 | April 5 | 1901 | April 23 |
1984 | April 12 | 1956 | April 21 | 1928 | April 11 | 1900 | April 16 |
1983 | April 22 | 1955 | April 12 | 1927 | April 8 | 1899 | April 24 |
1982 | April 19 | 1954 | April 11 | 1926 | April 18 | 1898 | April 18 |
1981 | March 27 | 1953 | April 9 | 1925 | April 6 | 1897 | April 18 |
1980 | April 19 | 1952 | April 22 | 1924 | April 15 | 1896 | April 5 |
1979 | April 23 | 1951 | April 29 | 1923 | April 23 | 1895 | April 5 |
1978 | April 17 | 1950 | May 2 | 1922 | April 15 | 1894 | April 9 |
1977 | April 10 | 1949 | April 13 | 1921 | April 2 | 1893 | April 28 |
1976 | April 3 | 1948 | April 11 | 1920 | April 16 | 1892 | April 11 |
1975 | April 28 | 1947 | April 19 | 1919 | April 5 | 1891 | April 21 |
1974 | April 20 | 1946 | April 1 | 1918 | April 14 | 1890 | April 16 |
1973 | April 4 | 1945 | March 30 | 1917 | April 18 | 1889 | April 1 |
1972 | April 26 | 1944 | April 23 | 1916 | April 19 | 1888 | April 25 |
1971 | April 16 | 1943 | April 12 | 1915 | April 17 | 1887 | April 14 |
1970 | April 18 | 1942 | April 4 | 1914 | April 17 |