Minnesota · Mahnomen County
South Twin Lake Ice-Out Dates
The ice usually goes out of South Twin Lake around April 19 — the third week of April. Earliest ever: March 25 (2012). Latest: May 12 (2013).
April 19Usually around
March 25Earliest ever (2012)
May 12Latest ever (2013)
9Years of record (2010–2025)
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
9 years on the books, 2010–2025. Newest first.
| Year | Ice-out date |
|---|---|
| 2025 | April 19 |
| 2023 | May 4 |
| 2022 | May 7 |
| 2019 | April 25 |
| 2016 | April 1 |
| 2015 | April 15 |
| 2013 | May 12 |
| 2012 | March 25 |
| 2010 | April 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.