Hail History

Hail history for Frankfort, South Dakota

NOAA hail reports in and within about 5 km (3 miles) of Frankfort since 1968, with preliminary reports to November 3, 2026.

Readout · Frankfort

Last hail
Sep 7, 2016
0.88 in, nickel size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
1.75 in
golf ball · Aug 6, 1977

11 reports on 9 days since 1968 · #264 of 305 South Dakota places

Hail map · Frankfort

Frankfort Redfield Doland Ashton Tulare Turton Hitchcock Raymond Mellette 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
11 most recent reports with a location; Spink County is shaded. Open street map

For homeowners

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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 Frankfort is from September 7, 2016. A local roofer can check and document it at no cost.

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What the record says about Frankfort

The latest hail report in and around Frankfort is from September 7, 2016, 0.88 in (nickel size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Frankfort logged 6 reports on 4 hail days, about 0.3 reports a year. That is 33% less than the median South Dakota town on this site (0.5 a year) and ranks #264 of 305 South Dakota cities and towns on this site for all-time reports. Frankfort accounts for 4% 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 6, 1977.

The busiest year was 2016, with 2 reports on 1 day. Hail here peaks in July (45% of reports); 9% fall between April and June.

Reports a year 2006–2025 average

  • Frankfort 0.3
  • Spink County 6.3
  • Median South Dakota town on this site 0.5

Hail days 2006–2025

  • Frankfort 4
  • Spink County 60
  • Median South Dakota town on this site 7

Share 2 in or larger of sized reports

  • Frankfort 0%
  • Spink County 8%
  • Median South Dakota town on this site 7%

Hail over time

012 1968: 1 reports, largest 1.75 in 1970 1977: 1 reports, largest 1.75 in 1980: 1 reports, largest 1.00 in 1980 1990 2000 2002: 1 reports, largest 1.00 in 2003: 1 reports, largest 0.75 in 2010 2012: 2 reports, largest 1.00 in 2013: 2 reports, largest 1.00 in 2016: 2 reports, largest 0.88 in 2020
Reports per year, 1968–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb Mar Apr May: 1 reports (9%) May Jun July: 5 reports (45%) Jul August: 1 reports (9%) Aug September: 4 reports (36%) Sep Oct Nov Dec
All 11 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 0
2021 0
2020 0
2019 0
2018 0
2017 0

Largest hail on record

Largest hail reports in Frankfort
Date Size Location County Time · source
Aug 6, 1977 1.75 ingolf ball — Spink 19:30 local · NCEI
Jul 26, 1968 1.75 ingolf ball — Spink 18:00 local · NCEI
Sep 18, 2013 1.00 inquarter 2.29 SSW Frankfort Spink 20:50 local · NCEI
Sep 18, 2013 1.00 inquarter 1.96 W Frankfort Spink 20:45 local · NCEI
Jul 12, 2012 1.00 inquarter 2.08 WSW Frankfort Spink 17:43 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

Most recent reports

Most recent hail reports in Frankfort
Date Size Location County Time · source
Sep 7, 2016 0.88 innickel 0.49 W Frankfort Spink 18:25 local · NCEI
Sep 7, 2016 0.88 innickel 0.98 E Deiter Arpt Spink 18:20 local · NCEI
Sep 18, 2013 1.00 inquarter 2.29 SSW Frankfort Spink 20:50 local · NCEI
Sep 18, 2013 1.00 inquarter 1.96 W Frankfort Spink 20:45 local · NCEI
Jul 12, 2012 1.00 inquarter 2.08 WSW Frankfort Spink 17:43 local · NCEI
May 2, 2012 0.88 innickel 0.85 NW Frankfort Spink 17:05 local · NCEI
Jul 20, 2003 0.75 inpenny Frankfort Spink 00:36 local · NCEI
Jul 2, 2002 1.00 inquarter 4 N Frankfort Spink 10:03 local · NCEI
Jul 15, 1980 1.00 inquarter — Lake 14:30 local · NCEI
Aug 6, 1977 1.75 ingolf ball — Spink 19:30 local · NCEI
Jul 26, 1968 1.75 ingolf ball — Spink 18:00 local · NCEI

Hail history near Frankfort

Questions about hail in Frankfort

How often does it hail in Frankfort, South Dakota?

11 hail reports have been logged in and within about 5 km (3 miles) of Frankfort since 1968. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #264 of 305 South Dakota places by number of reports.

When is hail season in Frankfort?

Most reports come in July, September, May. July alone accounts for 45% of all reports.

What is the largest hail recorded in Frankfort?

1.75 in (golf ball size) on August 6, 1977. 0% of reports here were 2 inches or larger.

When did it last hail in Frankfort?

The most recent report in this data is from September 7, 2016 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Frankfort had in the last five years?

None: there has been no hail report in and within about 5 km (3 miles) of Frankfort since November 3, 2021. The last one was on September 7, 2016.

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.