◆ PARK FOREST, IL HAIL HISTORY · COOK COUNTY
Park Forest, IL hail history & hail map
Park Forest, Illinois has had 7 hail events in the past 5 years, with hail up to 1.25″ (Half Dollar). 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
1.25″Largest recorded hail · Half Dollar
1.25″Largest ground report (within 3 mi)
0.75″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Park Forest, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Park Forest
| Date | Peak hail | Sources |
|---|---|---|
| Jul 27, 2026 | 1.00″ Quarter | 2 ground reports (max 1.00″) |
| Jul 9, 2026 | 0.75″ Penny | Radar 0.75″ |
| Sep 21, 2025 | 1.25″ Half Dollar | 1 ground report (max 1.25″) |
| May 28, 2024 | 0.50″ Small | 1 ground report (max 0.50″) |
| May 24, 2024 | 1.00″ Quarter | 2 ground reports (max 1.00″) |
| Mar 31, 2023 | 0.75″ Penny | Radar 0.75″ |
| Mar 26, 2023 | 0.50″ Small | 1 ground report (max 0.50″) |
More Illinois hail history
All Illinois cities & hail days →
Events count days with NOAA MRMS radar hail over Park Forest (41.480, -87.680) 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.