Minnesota · Itasca County
Swan (Main Basin) Lake Ice-Out Dates
The ice usually goes out of Swan (Main Basin) Lake around April 23 — the fourth week of April. Earliest ever: March 30 (2012). Latest: May 15 (2013).
April 23Usually around
March 30Earliest ever (2012)
May 15Latest ever (2013)
36Years of record (1984–2019)
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
36 years on the books, 1984–2019. Newest first.
| Year | Ice-out date |
|---|---|
| 2019 | April 27 |
| 2018 | May 6 |
| 2017 | April 14 |
| 2016 | April 19 |
| 2015 | April 17 |
| 2014 | May 8 |
| 2013 | May 15 |
| 2012 | March 30 |
| 2011 | April 28 |
| 2010 | April 5 |
| 2009 | April 30 |
| 2008 | May 5 |
| 2007 | April 25 |
| 2006 | April 14 |
| 2005 | April 16 |
| 2004 | April 22 |
| 2003 | April 26 |
| 2002 | April 24 |
| 2001 | April 29 |
| 2000 | April 6 |
| 1999 | April 21 |
| 1998 | April 12 |
| 1997 | April 27 |
| 1996 | May 9 |
| 1995 | April 26 |
| 1994 | April 18 |
| 1993 | April 25 |
| 1992 | April 29 |
| 1991 | April 21 |
| 1990 | April 23 |
| 1989 | May 1 |
| 1988 | April 24 |
| 1987 | April 13 |
| 1986 | April 16 |
| 1985 | April 22 |
| 1984 | April 23 |
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.