◆ OTTAWA, KS HAIL HISTORY · FRANKLIN COUNTY
Ottawa, KS hail history & hail map
Ottawa, Kansas has had 4 hail events in the past 5 years, with hail up to 2.75″ (Baseball). Most recent: Apr 17, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
4Hail events in the past 5 years
2.75″Largest recorded hail · Baseball
2.75″Largest ground report (within 3 mi)
1.00″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Ottawa, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Ottawa
| Date | Peak hail | Sources |
|---|---|---|
| Apr 17, 2026 | 1.00″ Quarter | Radar 1.00″ |
| Apr 14, 2026 | 2.75″ Baseball | Radar 1.00″ · 2 ground reports (max 2.75″) |
| May 9, 2023 | 0.88″ Nickel | 1 ground report (max 0.88″) |
| Apr 20, 2023 | 1.00″ Quarter | 1 ground report (max 1.00″) |
More Kansas hail history
All Kansas cities & hail days →
Events count days with NOAA MRMS radar hail over Ottawa (38.630, -95.270) 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.