Hail history for Mellette, South Dakota
NOAA hail reports in and within about 5 km (3 miles) of Mellette since 1970, with preliminary reports to November 3, 2026.
Readout · Mellette
- Last hail
- Jul 28, 2025
- 1.00 in, quarter size
- Hail days, last 5 years
- 3
- since Nov 3, 2021 · 3 reports
- Largest ever
- 1.75 in
- golf ball · Aug 11, 1970
17 reports on 16 days since 1970 · #162 of 305 South Dakota places
Hail map · Mellette
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Roof damage after hail? Get a free inspection
Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Mellette is from July 28, 2025. A local roofer can check and document it at no cost.
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What the record says about Mellette
The latest hail report in and around Mellette is from July 28, 2025, 1.00 in (quarter size). Since November 3, 2021 there have been 3 separate hail days; the biggest stones in that time were 1.00 in on July 28, 2025.
Over the 20 years 2006–2025, Mellette logged 4 reports on 4 hail days, about 0.2 reports a year. That is about half the median South Dakota town on this site (0.5 a year) and ranks #162 of 305 South Dakota cities and towns on this site for all-time reports. Mellette accounts for 6% of the 263 reports filed in Spink County.
0% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median South Dakota town on this site. The largest hail on record here is 1.75 in (golf ball) on August 11, 1970.
The busiest year was 1992, with 3 reports on 3 days. Hail here peaks in July (41% of reports); 47% fall between April and June.
Reports a year 2006–2025 average
- Mellette 0.2
- Spink County 6.3
- Median South Dakota town on this site 0.5
Hail days 2006–2025
- Mellette 4
- Spink County 60
- Median South Dakota town on this site 7
Share 2 in or larger of sized reports
- Mellette 0%
- Spink County 8%
- Median South Dakota town on this site 7%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 1 | 1 | |||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 1 | 1 | 2 | ||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jul 28, 2025 | 1 | 1.00 in | — |
| Jul 21, 2022 | 1 | 1.00 in | — |
| Apr 23, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Aug 11, 1970 | 1.75 ingolf ball | — | Spink | 23:15 local · NCEI |
| Jul 28, 2025 | 1.00 inquarter | Mellette | Spink | 17:19 local · NCEI |
| Jul 21, 2022 | 1.00 inquarter | Mellette | Spink | 20:14 local · NCEI |
| Apr 23, 2022 | 1.00 inquarter | Mellette | Spink | 02:46 local · NCEI |
| Jul 25, 2015 | 1.00 inquarter | Mellette | Spink | 17:40 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 10 59%
- 1–2 in 7 41%
- 2 in + 0 0%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Jul 28, 2025 | 1.00 inquarter | Mellette | Spink | 17:19 local · NCEI |
| Jul 21, 2022 | 1.00 inquarter | Mellette | Spink | 20:14 local · NCEI |
| Apr 23, 2022 | 1.00 inquarter | Mellette | Spink | 02:46 local · NCEI |
| Jul 25, 2015 | 1.00 inquarter | Mellette | Spink | 17:40 local · NCEI |
| Jun 20, 2005 | 0.88 innickel | 1 E Mellette | Spink | 11:05 local · NCEI |
| Jun 6, 2001 | 1.00 inquarter | 1 S Mellette | Spink | 16:43 local · NCEI |
| Jun 6, 2001 | 0.75 inpenny | Mellette | Spink | 16:40 local · NCEI |
| Jul 24, 2000 | 0.88 innickel | Mellette | Spink | 18:23 local · NCEI |
| Jul 11, 2000 | 0.75 inpenny | Mellette | Spink | 14:10 local · NCEI |
| Jul 6, 1992 | 0.75 inpenny | — | Spink | 07:25 local · NCEI |
| Jun 18, 1992 | 0.75 inpenny | — | Spink | 21:20 local · NCEI |
| Jun 16, 1992 | 0.75 inpenny | — | Spink | 17:30 local · NCEI |
Hail history near Mellette
Questions about hail in Mellette
How often does it hail in Mellette, South Dakota?
17 hail reports have been logged in and within about 5 km (3 miles) of Mellette since 1970. Over the 20 years 2006–2025 that averages 0.2 reports a year. That ranks #162 of 305 South Dakota places by number of reports.
When is hail season in Mellette?
Most reports come in July, June, August. July alone accounts for 41% of all reports.
What is the largest hail recorded in Mellette?
1.75 in (golf ball size) on August 11, 1970. 0% of reports here were 2 inches or larger.
When did it last hail in Mellette?
The most recent report in this data is from July 28, 2025 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Mellette had in the last five years?
3 separate days with hail reports since November 3, 2021, adding up to 3 reports. The most recent was July 28, 2025.
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.