◆ WENONA, IL HAIL HISTORY · MARSHALL COUNTY
Wenona, IL hail history & hail map
Wenona, Illinois has had 1 hail event in the past 5 years, with hail up to 2.50″ (Tennis Ball). Most recent: Jun 11, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
1Hail events in the past 5 years
2.50″Largest recorded hail · Tennis Ball
2.50″Largest ground report (within 3 mi)
—Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Wenona, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Wenona
| Date | Peak hail | Sources |
|---|---|---|
| Jun 11, 2026 | 2.50″ Tennis Ball | 1 ground report (max 2.50″) |
More Illinois hail history
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Events count days with NOAA MRMS radar hail over Wenona (41.050, -89.050) 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.