South Dakota hail data & season
South Dakota has recorded 804 hail events since 2024, including 788 in the last 12 months, with hail up to 4.01″. South Dakota's busiest hail month is June.
Data as of June 23, 2026 · source: NOAA SPC / Iowa Environmental Mesonet, analyzed by StormyLeads
788
Events (12 mo)
804
Events (all time)
4.01"
Biggest hail
1,036
Businesses tracked
Biggest South Dakota hail storms
| Location | Hail size | Date |
|---|---|---|
| 5 N Redig | 3.25″ | June 7, 2026 |
| 4 ENE Yale | 2.75″ | June 4, 2026 |
| 6 NE Redig | 2.5″ | June 7, 2026 |
| Harding | 2.5″ | June 7, 2026 |
| Spink | 2.5″ | June 4, 2026 |
| 7 N Witten | 2.5″ | June 3, 2026 |
| 2 S Redig | 2″ | June 7, 2026 |
| Yale | 2″ | June 4, 2026 |
| Freeman | 2″ | May 24, 2026 |
| 7 E Tripp | 2″ | May 24, 2026 |
When South Dakota hail season peaks
South Dakota hail events by month (all years in our dataset).
Hardest-hit South Dakota areas
South Dakota hail FAQ
When does hail season start in South Dakota?
South Dakota hail season runs broadly March through June. In StormyLeads' data the busiest month for South Dakota is June. Across the US, about 80% of significant hail falls March–June, peaking in May; the northern Plains run slightly later into July.
How much hail does South Dakota get?
StormyLeads has detected 804 hail events in South Dakota since 2024, including 788 in the last 12 months. The largest reported hail reached 4.01 inches in diameter.
What was the biggest recent hail storm in South Dakota?
The largest hail StormyLeads has recorded in South Dakota was 3.25" near 5 N Redig on June 7, 2026. The full top-10 by hail size is listed above.
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