◆ DE GRAFF, MN HAIL HISTORY · SWIFT COUNTY
De Graff, MN hail history & hail map
De Graff, Minnesota has had 2 hail events in the past 5 years, with hail up to 1.50″ (Ping Pong Ball). Most recent: Jun 5, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
2Hail events in the past 5 years
1.50″Largest recorded hail · Ping Pong Ball
1.50″Largest ground report (within 3 mi)
1.50″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over De Graff, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in De Graff
| Date | Peak hail | Sources |
|---|---|---|
| Jun 5, 2026 | 1.50″ Ping Pong Ball | Radar 1.50″ · 1 ground report (max 1.50″) |
| Jul 15, 2024 | 0.75″ Penny | Radar 0.75″ |
More Minnesota hail history
All Minnesota cities & hail days →
Events count days with NOAA MRMS radar hail over De Graff (45.260, -95.520) or an NWS / CoCoRaHS hail report within 3 miles. Data window: NOAA MRMS radar hail swaths Oct 2021 – Nov 2026; NWS / NCEI Storm Events reports Nov 2024 – Jul 2026; CoCoRaHS volunteer reports Oct 2021 – present. Radar hail sizes are estimates, not ground truth; hail at any single address can differ.