◆ LAKE MANAWA, IA HAIL HISTORY · POTTAWATTAMIE COUNTY
Lake Manawa, IA hail history & hail map
Lake Manawa, Iowa has had 11 hail events in the past 5 years, with hail up to 2.50″ (Tennis Ball). Most recent: Jun 13, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
11Hail events in the past 5 years
2.50″Largest recorded hail · Tennis Ball
2.50″Largest ground report (within 3 mi)
1.25″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Lake Manawa, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Lake Manawa
| Date | Peak hail | Sources |
|---|---|---|
| Jun 13, 2026 | 1.00″ Quarter | Radar 1.00″ · 2 ground reports (max 1.00″) |
| Mar 5, 2026 | 0.25″ Small | 1 ground report (max 0.25″) |
| Jun 25, 2024 | 2.50″ Tennis Ball | 4 ground reports (max 2.50″) |
| Jun 13, 2024 | 2.50″ Tennis Ball | 1 ground report (max 2.50″) |
| Jun 12, 2024 | 0.25″ Small | 1 ground report (max 0.25″) |
| Jun 15, 2022 | 1.00″ Quarter | Radar 1.00″ |
| Jun 8, 2022 | 1.50″ Ping Pong Ball | Radar 1.25″ · 1 ground report (max 1.50″) |
| Jun 7, 2022 | 0.38″ Small | 1 ground report (max 0.38″) |
| May 18, 2022 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| Apr 23, 2022 | 0.50″ Small | 1 ground report (max 0.50″) |
| Apr 13, 2022 | 0.75″ Penny | Radar 0.75″ |
More Iowa hail history
Events count days with NOAA MRMS radar hail over Lake Manawa (41.200, -95.840) 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.