Minnesota · Chisago County
Green (Main Basin) Lake Ice-Out Dates
The ice usually goes out of Green (Main Basin) Lake around April 11 — the second week of April. Earliest ever: March 4 (2024). Latest: May 3 (2018).
April 11Usually around
March 4Earliest ever (2024)
May 3Latest ever (2018)
33Years of record (1980–2024)
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
33 years on the books, 1980–2024. Newest first.
| Year | Ice-out date |
|---|---|
| 2024 | March 4 |
| 2023 | April 16 |
| 2020 | April 1 |
| 2019 | April 18 |
| 2018 | May 3 |
| 2017 | March 23 |
| 2008 | April 23 |
| 2007 | April 2 |
| 2005 | April 7 |
| 2004 | April 8 |
| 2003 | April 12 |
| 2002 | April 16 |
| 2001 | April 18 |
| 2000 | March 22 |
| 1999 | April 1 |
| 1998 | March 30 |
| 1997 | April 15 |
| 1996 | April 24 |
| 1995 | April 5 |
| 1994 | April 7 |
| 1993 | April 17 |
| 1992 | April 6 |
| 1991 | April 6 |
| 1990 | April 5 |
| 1989 | April 18 |
| 1988 | April 7 |
| 1986 | April 11 |
| 1985 | April 12 |
| 1984 | April 12 |
| 1983 | April 18 |
| 1982 | April 18 |
| 1981 | March 30 |
| 1980 | April 18 |
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.