Minnesota · Cass County
Ruth Lake Ice-Out Dates
The ice usually goes out of Ruth Lake around April 9 — the second week of April. Earliest ever: March 22 (2012). Latest: May 11 (2013).
April 9Usually around
March 22Earliest ever (2012)
May 11Latest ever (2013)
10Years of record (2011–2020)
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
10 years on the books, 2011–2020. Newest first.
| Year | Ice-out date |
|---|---|
| 2020 | April 9 |
| 2019 | April 21 |
| 2018 | April 29 |
| 2017 | April 1 |
| 2016 | March 22 |
| 2015 | April 8 |
| 2014 | April 26 |
| 2013 | May 11 |
| 2012 | March 22 |
| 2011 | April 16 |
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.