Minnesota · Pine County
Grindstone Lake Ice-Out Dates
The ice usually goes out of Grindstone Lake around April 14 — the second week of April. Earliest ever: March 19 (2024). Latest: May 5 (2014).
April 14Usually around
March 19Earliest ever (2024)
May 5Latest ever (2014)
22Years of record (1976–2026)
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
22 years on the books, 1976–2026. Newest first.
| Year | Ice-out date |
|---|---|
| 2026 | April 15 |
| 2025 | April 7 |
| 2024 | March 19 |
| 2023 | April 27 |
| 2022 | May 2 |
| 2021 | April 5 |
| 2020 | April 9 |
| 2019 | April 22 |
| 2018 | May 4 |
| 2017 | April 5 |
| 2015 | April 12 |
| 2014 | May 5 |
| 2009 | April 3 |
| 2008 | April 25 |
| 2007 | April 19 |
| 2006 | April 9 |
| 2004 | April 14 |
| 2003 | April 15 |
| 1993 | April 19 |
| 1991 | April 19 |
| 1981 | April 10 |
| 1976 | April 8 |
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.