Minnesota · Cass County
Leech (Main Basin) Lake Ice-Out Dates
The ice usually goes out of Leech (Main Basin) Lake around April 27 — the fourth week of April. Earliest ever: April 9 (1945). Latest: May 23 (1950).
April 27Usually around
April 9Earliest ever (1945)
May 23Latest ever (1950)
70Years of record (1936–2022)
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
70 years on the books, 1936–2022. Newest first.
| Year | Ice-out date |
|---|---|
| 2022 | May 8 |
| 2004 | April 25 |
| 2003 | April 22 |
| 2002 | April 23 |
| 2001 | May 1 |
| 2000 | April 17 |
| 1999 | April 25 |
| 1998 | April 13 |
| 1997 | April 28 |
| 1996 | May 14 |
| 1995 | May 2 |
| 1994 | April 24 |
| 1993 | April 26 |
| 1992 | April 28 |
| 1991 | April 25 |
| 1990 | April 26 |
| 1989 | May 4 |
| 1988 | April 29 |
| 1987 | April 15 |
| 1986 | April 18 |
| 1985 | April 27 |
| 1984 | April 24 |
| 1983 | April 25 |
| 1982 | May 3 |
| 1981 | April 15 |
| 1980 | April 30 |
| 1979 | May 12 |
| 1978 | May 3 |
| 1977 | April 27 |
| 1976 | April 15 |
| 1975 | May 10 |
| 1974 | May 1 |
| 1973 | April 15 |
| 1972 | May 8 |
| 1971 | April 29 |
| 1970 | May 5 |
| 1969 | April 26 |
| 1968 | April 20 |
| 1967 | April 19 |
| 1966 | May 12 |
| 1965 | May 4 |
| 1964 | May 2 |
| 1963 | April 18 |
| 1962 | May 5 |
| 1961 | May 4 |
| 1960 | May 1 |
| 1959 | April 28 |
| 1958 | April 17 |
| 1957 | May 1 |
| 1956 | May 8 |
| 1955 | April 19 |
| 1954 | April 23 |
| 1953 | April 28 |
| 1952 | April 26 |
| 1951 | May 2 |
| 1950 | May 23 |
| 1949 | April 21 |
| 1948 | April 25 |
| 1947 | May 4 |
| 1946 | April 14 |
| 1945 | April 9 |
| 1944 | May 3 |
| 1943 | April 25 |
| 1942 | April 24 |
| 1941 | April 20 |
| 1940 | May 5 |
| 1939 | May 2 |
| 1938 | April 18 |
| 1937 | May 3 |
| 1936 | May 1 |
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.