◆ BUCHANAN DAM, TX HAIL HISTORY · LLANO COUNTY
Buchanan Dam, TX hail history & hail map
Buchanan Dam, Texas has had 10 hail events in the past 5 years, with hail up to 2.50″ (Tennis Ball). Most recent: May 11, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
10Hail events in the past 5 years
2.50″Largest recorded hail · Tennis Ball
2.50″Largest ground report (within 3 mi)
2.00″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Buchanan Dam, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Buchanan Dam
| Date | Peak hail | Sources |
|---|---|---|
| May 11, 2026 | 1.50″ Ping Pong Ball | Radar 0.75″ · 2 ground reports (max 1.50″) |
| May 6, 2026 | 2.00″ Golf Ball | Radar 1.25″ · 2 ground reports (max 2.00″) |
| Aug 19, 2025 | 0.75″ Penny | Radar 0.75″ |
| May 29, 2025 | 1.00″ Quarter | Radar 1.00″ |
| May 23, 2025 | 1.25″ Half Dollar | Radar 1.25″ |
| May 22, 2025 | 2.50″ Tennis Ball | 2 ground reports (max 2.50″) |
| Jun 1, 2024 | 2.00″ Golf Ball | Radar 2.00″ |
| May 23, 2024 | 0.75″ Penny | Radar 0.75″ |
| May 6, 2023 | 1.25″ Half Dollar | Radar 1.25″ · 1 ground report (max 1.00″) |
| May 5, 2023 | 0.75″ Penny | 1 ground report (max 0.75″) |
More Texas hail history
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Events count days with NOAA MRMS radar hail over Buchanan Dam (30.750, -98.460) 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.