◆ ROMEOVILLE, IL HAIL HISTORY · WILL COUNTY
Romeoville, IL hail history & hail map
Romeoville, Illinois has had 7 hail events in the past 5 years, with hail up to 3.00″ (Baseball). Most recent: Jul 27, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
7Hail events in the past 5 years
3.00″Largest recorded hail · Baseball
3.00″Largest ground report (within 3 mi)
1.50″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Romeoville, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Romeoville
| Date | Peak hail | Sources |
|---|---|---|
| Jul 27, 2026 | 1.50″ Ping Pong Ball | Radar 1.50″ |
| Mar 31, 2026 | 1.00″ Quarter | Radar 1.00″ · 1 ground report (max 1.00″) |
| Mar 10, 2026 | 3.00″ Baseball | Radar 1.00″ · 3 ground reports (max 3.00″) |
| Aug 16, 2025 | 0.75″ Penny | Radar 0.75″ |
| Mar 19, 2025 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| Feb 28, 2024 | 1.75″ Golf Ball | 1 ground report (max 1.75″) |
| Mar 26, 2023 | 1.00″ Quarter | 1 ground report (max 1.00″) |
More Illinois hail history
All Illinois cities & hail days →
Events count days with NOAA MRMS radar hail over Romeoville (41.650, -88.090) 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.