Hail history for Tripp County, South Dakota
Every NOAA hail report filed in Tripp County since 1957, with preliminary National Weather Service reports to November 3, 2026.
Readout · Tripp County
- Last hail
- Jul 6, 2026
- 1.75 in, golf ball size
- Hail days, last 5 years
- 14
- since Nov 3, 2021 · 22 reports
- Largest ever
- 4.50 in
- softball · Aug 6, 1986
283 reports on 153 days since 1957 · #18 of 67 South Dakota counties
Hail map · Tripp County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Tripp County
The latest hail report in Tripp County is from July 6, 2026, 1.75 in (golf ball size). Since November 3, 2021 there have been 14 separate hail days; the biggest stones in that time were 1.75 in on July 6, 2026.
Over the 20 years 2006–2025, Tripp County logged 169 reports on 82 hail days, about 8.4 reports a year. That is 54% more than the median South Dakota county (5.5 a year) and ranks #18 of 67 South Dakota counties for all-time reports. Tripp County holds 2% of all 17,223 hail reports in South Dakota.
6% of reports with a size were 2 inches (hen egg) or larger, against 8% for the median South Dakota county. The largest hail on record here is 4.50 in (softball) on August 6, 1986.
Reports were down 42% in 2016–2025 (62) compared with 2006–2015 (107). The busiest year was 2008, with 27 reports on 13 days. Hail here peaks in August (31% of reports); 47% fall between April and June.
Reports a year 2006–2025 average
- Tripp County 8.4
- Median South Dakota county 5.5
Hail days 2006–2025
- Tripp County 82
- Median South Dakota county 54
Share 2 in or larger of sized reports
- Tripp County 6%
- Median South Dakota county 8%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 1 | |||||||||||
| 2025 | 7 | 1 | 8 | ||||||||||
| 2024 | 1 | 3 | 4 | ||||||||||
| 2023 | 3 | 2 | 5 | ||||||||||
| 2022 | 1 | 2 | 1 | 4 | |||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 1 | 2 | 3 | ||||||||||
| 2019 | 5 | 5 | 1 | 3 | 14 | ||||||||
| 2018 | 3 | 6 | 1 | 10 | |||||||||
| 2017 | 2 | 11 | 13 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jul 6, 2026 | 1 | 1.75 in | — |
| Aug 3, 2025 | 1 | 1.50 in | — |
| Jul 28, 2025 | 2 | 1.00 in | — |
| Jul 27, 2025 | 2 | 1.00 in | — |
| Jul 7, 2025 | 3 | 1.00 in | — |
| Aug 25, 2024 | 1 | 1.00 in | — |
| Aug 18, 2024 | 2 | 0.88 in | — |
| May 14, 2024 | 1 | 0.88 in | — |
| Aug 4, 2023 | 2 | 1.75 in | — |
| May 29, 2023 | 1 | 1.00 in | — |
| May 6, 2023 | 2 | 1.00 in | — |
| Jun 12, 2022 | 1 | 1.50 in | — |
| May 11, 2022 | 2 | 1.50 in | — |
| Apr 22, 2022 | 1 | 1.25 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Aug 6, 1986 | 4.50 insoftball | — | — | 19:30 local · NCEI |
| Aug 6, 1986 | 4.50 insoftball | — | — | 19:15 local · NCEI |
| May 29, 2010 | 2.75 inbaseball | Colome | $600K1 injured | 18:00 local · NCEI |
| Jun 24, 2009 | 2.75 inbaseball | 8.31 N Witten | $4K | 20:15 local · NCEI |
| Jul 24, 2000 | 2.75 inbaseball | Carter | — | 15:50 local · NCEI |
Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.
Size of every report
- Under 1 in 87 31%
- 1–2 in 178 63%
- 2 in + 18 6%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jul 6, 2026 | 1.75 ingolf ball | 0.85 NW Witten | 14:25 local · NCEI |
| Aug 3, 2025 | 1.50 inping pong ball | 4.86 N Ideal | 18:55 local · NCEI |
| Jul 28, 2025 | 1.00 inquarter | 4.84 S Keyapaha | 16:35 local · NCEI |
| Jul 28, 2025 | 1.00 inquarter | 5.53 S Hamill | 15:15 local · NCEI |
| Jul 27, 2025 | 1.00 inquarter | 4.84 S Keyapaha | 19:05 local · NCEI |
| Jul 27, 2025 | 1.00 inquarter | 5.44 NW Clearfield | 18:37 local · NCEI |
| Jul 7, 2025 | 1.00 inquarter | 1.22 NW Winner Arpt | 14:51 local · NCEI |
| Jul 7, 2025 | 1.00 inquarter | 2.04 NW Winner Arpt | 14:50 local · NCEI |
| Jul 7, 2025 | 0.88 innickel | 2.04 NW Winner Arpt | 14:47 local · NCEI |
| Aug 25, 2024 | 1.00 inquarter | 11.41 SSE Colome | 17:20 local · NCEI |
| Aug 18, 2024 | 0.88 innickel | 1 ENE Winner | 03:45 local · NCEI |
| Aug 18, 2024 | 0.88 innickel | Winner | 03:40 local · NCEI |
Cities and towns in Tripp County
Smaller places with fewer than 10 reports
These places have too few reports for a page of their own, so their record lives here.
| Place | Reports | Hail days | Latest |
|---|---|---|---|
| Hamill | 9 | 9 | May 6, 2023 |
| New Witten | 9 | 8 | Jul 6, 2026 |
Questions about hail in Tripp County
How often does it hail in Tripp County, South Dakota?
283 hail reports have been logged in Tripp County since 1957. Over the 20 years 2006–2025 that averages 8.4 reports a year. That ranks #18 of 67 South Dakota counties by number of reports.
When is hail season in Tripp County?
Most reports come in August, June, July. August alone accounts for 31% of all reports.
What is the largest hail recorded in Tripp County?
4.50 in (softball size) on August 6, 1986. 6% of reports here were 2 inches or larger.
When did it last hail in Tripp County?
The most recent report in this data is from July 6, 2026 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Tripp County had in the last five years?
14 separate days with hail reports since November 3, 2021, adding up to 22 reports. The most recent was July 6, 2026.
Where does this hail data come from?
Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.