Minnesota · Todd County
Big Swan Lake Ice-Out Dates
The ice usually goes out of Big Swan Lake around April 10 — the second week of April. Earliest ever: March 22 (2012). Latest: May 11 (2013).
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
24 years on the books, 1996–2022. Newest first.
| Year | Ice-out date |
|---|---|
| 2022 | April 30 |
| 2020 | April 12 |
| 2019 | April 20 |
| 2017 | March 30 |
| 2016 | March 23 |
| 2015 | April 10 |
| 2014 | April 27 |
| 2013 | May 11 |
| 2012 | March 22 |
| 2011 | April 20 |
| 2010 | April 2 |
| 2008 | April 25 |
| 2007 | April 6 |
| 2006 | April 7 |
| 2005 | April 7 |
| 2004 | April 7 |
| 2003 | April 13 |
| 2002 | April 16 |
| 2001 | April 21 |
| 2000 | March 23 |
| 1999 | April 8 |
| 1998 | March 31 |
| 1997 | April 22 |
| 1996 | April 25 |
When Big Swan freezes over
Big Swan Lake usually freezes over around November 27 — the fourth week of November. Earliest on record: November 2 (2020–21). Latest: December 22 (2015–16).
A freeze-up crosses New Year, so each row is the winter it belongs to: the winter of 2020–21 froze on November 2. Newest first.
| Winter | Ice-in date |
|---|---|
| 2020–21 | November 2 |
| 2019–20 | November 12 |
| 2017–18 | November 22 |
| 2016–17 | December 8 |
| 2015–16 | December 22 |
| 2014–15 | November 23 |
| 2013–14 | November 24 |
| 2011–12 | December 20 |
| 2010–11 | November 27 |
| 2007–08 | November 29 |
| 2006–07 | November 30 |
| 2005–06 | November 30 |
| 2004–05 | December 13 |
| 2003–04 | November 24 |
| 2002–03 | November 25 |
| 2001–02 | December 20 |
| 2000–01 | November 21 |
| 1999–00 | December 17 |
| 1998–99 | December 20 |
| 1997–98 | November 10 |
| 1996–97 | November 13 |
Records: Minnesota DNR ice-in records. Last checked August 2026.
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.