◆ BLAIRSTOWN, IA HAIL HISTORY · BENTON COUNTY
Blairstown, IA hail history & hail map
Blairstown, Iowa has had 2 hail events in the past 5 years, with hail up to 1.50″ (Ping Pong Ball). Most recent: Apr 14, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
2Hail events in the past 5 years
1.50″Largest recorded hail · Ping Pong Ball
1.00″Largest ground report (within 3 mi)
1.50″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Blairstown, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Blairstown
| Date | Peak hail | Sources |
|---|---|---|
| Apr 14, 2026 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| May 7, 2023 | 1.50″ Ping Pong Ball | Radar 1.50″ |
More Iowa hail history
Events count days with NOAA MRMS radar hail over Blairstown (41.960, -92.120) 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.