◆ CHATSWORTH, IA HAIL HISTORY · SIOUX COUNTY
Chatsworth, IA hail history & hail map
Chatsworth, Iowa has had 5 hail events in the past 5 years, with hail up to 1.00″ (Quarter). Most recent: Sep 2, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
5Hail 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 Chatsworth, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Chatsworth
| Date | Peak hail | Sources |
|---|---|---|
| Sep 2, 2026 | 1.00″ Quarter | Radar 1.00″ |
| May 18, 2026 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| Jul 30, 2025 | 0.75″ Penny | Radar 0.75″ |
| Sep 29, 2023 | 0.75″ Penny | Radar 0.75″ |
| Jul 3, 2023 | 0.75″ Penny | Radar 0.75″ |
More Iowa hail history
Events count days with NOAA MRMS radar hail over Chatsworth (42.910, -96.520) 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.