◆ ROYALTON, IL HAIL HISTORY · FRANKLIN COUNTY
Royalton, IL hail history & hail map
Royalton, Illinois has had 2 hail events in the past 5 years, with hail up to 1.00″ (Quarter). Most recent: May 16, 2025. 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
1.00″Largest recorded hail · Quarter
1.00″Largest ground report (within 3 mi)
1.00″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Royalton, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Royalton
| Date | Peak hail | Sources |
|---|---|---|
| May 16, 2025 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| Mar 30, 2025 | 1.00″ Quarter | Radar 1.00″ · 2 ground reports (max 0.50″) |
More Illinois hail history
All Illinois cities & hail days →
Events count days with NOAA MRMS radar hail over Royalton (37.880, -89.110) 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.