◆ ST JOHNS, MO HAIL HISTORY · ST. LOUIS COUNTY
St Johns, MO hail history & hail map
St Johns, Missouri has had 12 hail events in the past 5 years, with hail up to 1.75″ (Golf Ball). Most recent: May 4, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
12Hail events in the past 5 years
1.75″Largest recorded hail · Golf Ball
1.75″Largest ground report (within 3 mi)
1.75″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over St Johns, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in St Johns
| Date | Peak hail | Sources |
|---|---|---|
| May 4, 2026 | 0.70″ Small | 2 ground reports (max 0.70″) |
| Apr 27, 2026 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| Aug 17, 2025 | 1.00″ Quarter | Radar 1.00″ |
| May 20, 2025 | 1.75″ Golf Ball | Radar 1.75″ · 2 ground reports (max 1.75″) |
| May 19, 2025 | 1.25″ Half Dollar | 1 ground report (max 1.25″) |
| May 16, 2025 | 1.75″ Golf Ball | Radar 1.75″ · 8 ground reports (max 1.75″) |
| Apr 18, 2024 | 1.00″ Quarter | 2 ground reports (max 1.00″) |
| Apr 2, 2024 | 1.00″ Quarter | Radar 1.00″ |
| Apr 1, 2024 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| Jul 1, 2023 | 1.50″ Ping Pong Ball | Radar 1.50″ · 17 ground reports (max 1.50″) |
| May 13, 2023 | 1.50″ Ping Pong Ball | Radar 1.00″ · 7 ground reports (max 1.50″) |
| May 19, 2022 | 0.75″ Penny | 1 ground report (max 0.75″) |
More Missouri hail history
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Events count days with NOAA MRMS radar hail over St Johns (38.730, -90.380) 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.