Hail history for Milbank, South Dakota
NOAA hail reports in and within about 5 km (3 miles) of Milbank since 1960, with preliminary reports to November 3, 2026.
Readout · Milbank
- Last hail
- Aug 21, 2025
- 1.00 in, quarter size
- Hail days, last 5 years
- 1
- since Nov 3, 2021 · 2 reports
- Largest ever
- 2.50 in
- tennis ball · Aug 28, 2021
39 reports on 27 days since 1960 · #30 of 305 South Dakota places
Hail map · Milbank
- 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 Milbank
The latest hail report in and around Milbank is from August 21, 2025, 1.00 in (quarter size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 1.00 in on August 21, 2025.
Over the 20 years 2006–2025, Milbank logged 22 reports on 12 hail days, about 1.1 reports a year. That is about twice the median South Dakota town on this site (0.5 a year) and ranks #30 of 305 South Dakota cities and towns on this site for all-time reports. Milbank accounts for 30% of the 129 reports filed in Grant County.
8% 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 2.50 in (tennis ball) on August 28, 2021 near 3.68 NW Milbank.
Reports held about level in 2016–2025 (11) compared with 2006–2015 (11). The busiest year was 2010, with 4 reports on 1 day. Hail here peaks in August (44% of reports); 36% fall between April and June.
Reports a year 2006–2025 average
- Milbank 1.1
- Grant County 4.2
- Median South Dakota town on this site 0.5
Hail days 2006–2025
- Milbank 12
- Grant County 34
- Median South Dakota town on this site 7
Share 2 in or larger of sized reports
- Milbank 8%
- Grant County 5%
- 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 | 2 | 2 | |||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 3 | 3 | |||||||||||
| 2020 | 2 | 2 | |||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 1 | 1 | |||||||||||
| 2017 | 3 | 3 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Aug 21, 2025 | 2 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Aug 28, 2021 | 2.50 intennis ball | 3.68 NW Milbank | Grant | 08:15 local · NCEI |
| Aug 6, 1966 | 2.00 inhen egg | — | Grant | 12:00 local · NCEI |
| Jul 25, 1960 | 2.00 inhen egg | — | Grant | 16:00 local · NCEI |
| Aug 28, 2021 | 1.75 ingolf ball | 0.49 W Milbank | Grant | 08:19 local · NCEI |
| Aug 18, 2017 | 1.75 ingolf ball | 1.46 W Milbank | Grant | 13:42 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 14 36%
- 1–2 in 22 56%
- 2 in + 3 8%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Aug 21, 2025 | 1.00 inquarter | 0.49 W Milbank | Grant | 19:38 local · NCEI |
| Aug 21, 2025 | 0.75 inpenny | Milbank | Grant | 19:33 local · NCEI |
| Aug 28, 2021 | 1.75 ingolf ball | 0.49 W Milbank | Grant | 08:19 local · NCEI |
| Aug 28, 2021 | 2.50 intennis ball | 3.68 NW Milbank | Grant | 08:15 local · NCEI |
| Aug 28, 2021 | 1.25 inhalf dollar | 2.43 W Milbank | Grant | 06:33 local · NCEI |
| Aug 21, 2020 | 1.50 inping pong ball | 2.07 N Milbank | Grant | 18:18 local · NCEI |
| Aug 21, 2020 | 1.50 inping pong ball | 2.07 N Milbank | Grant | 17:18 local · NCEI |
| Jul 10, 2018 | 1.00 inquarter | 2.43 W Milbank | Grant | 05:25 local · NCEI |
| Aug 18, 2017 | 1.75 ingolf ball | 1.46 W Milbank | Grant | 13:42 local · NCEI |
| Aug 18, 2017 | 1.25 inhalf dollar | 0.49 W Milbank | Grant | 13:40 local · NCEI |
| Aug 18, 2017 | 1.00 inquarter | Milbank | Grant | 13:35 local · NCEI |
| May 19, 2014 | 1.00 inquarter | 2.07 N Milbank | Grant | 04:20 local · NCEI |
Hail history near Milbank
Questions about hail in Milbank
How often does it hail in Milbank, South Dakota?
39 hail reports have been logged in and within about 5 km (3 miles) of Milbank since 1960. Over the 20 years 2006–2025 that averages 1.1 reports a year. That ranks #30 of 305 South Dakota places by number of reports.
When is hail season in Milbank?
Most reports come in August, June, July. August alone accounts for 44% of all reports.
What is the largest hail recorded in Milbank?
2.50 in (tennis ball size) on August 28, 2021 near 3.68 NW Milbank. 8% of reports here were 2 inches or larger.
When did it last hail in Milbank?
The most recent report in this data is from August 21, 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 Milbank had in the last five years?
1 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was August 21, 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.