Hail History

Hail history for Edmunds County, South Dakota

Every NOAA hail report filed in Edmunds County since 1960, with preliminary National Weather Service reports to November 3, 2026.

Readout · Edmunds County

Last hail
Aug 8, 2026
1.00 in, quarter size · preliminary
Hail days, last 5 years
10
since Nov 3, 2021 · 24 reports
Largest ever
4.50 in
softball · Aug 5, 1987

292 reports on 140 days since 1960 · #17 of 67 South Dakota counties

Hail map · Edmunds County

Bowdle Mina Roscoe Hosmer Pembrook Colony Ipswich 25 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
287 most recent reports with a location. Dot size and colour follow hail size. Open street map

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What the record says about Edmunds County

The latest hail report in Edmunds County is from August 8, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 10 separate hail days; the biggest stones in that time were 2.75 in on August 5, 2025.

Over the 20 years 2006–2025, Edmunds County logged 174 reports on 69 hail days, about 8.7 reports a year. That is 58% more than the median South Dakota county (5.5 a year) and ranks #17 of 67 South Dakota counties for all-time reports. Edmunds County holds 2% of all 17,223 hail reports in South Dakota.

7% 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 5, 1987.

Reports were down 40% in 2016–2025 (65) compared with 2006–2015 (109). The busiest year was 2012, with 24 reports on 4 days. Hail here peaks in August (30% of reports); 40% fall between April and June.

Reports a year 2006–2025 average

  • Edmunds County 8.7
  • Median South Dakota county 5.5

Hail days 2006–2025

  • Edmunds County 69
  • Median South Dakota county 54

Share 2 in or larger of sized reports

  • Edmunds County 7%
  • Median South Dakota county 8%

Hail over time

0102030 1960: 1 reports, largest 1.75 in 1960 1966: 1 reports, largest 2.75 in 1970 1974: 1 reports, largest 2.00 in 1975: 2 reports, largest 2.00 in 1976: 1 reports, largest 0.75 in 1978: 1 reports, largest 1.00 in 1980: 3 reports, largest 1.75 in 1980 1985: 4 reports, largest 1.75 in 1986: 1 reports, largest 1.50 in 1987: 3 reports, largest 4.50 in 1988: 1 reports, largest 1.75 in 1989: 1 reports, largest 0.75 in 1990: 1 reports, largest 0.75 in 1990 1991: 3 reports, largest 0.75 in 1992: 5 reports, largest 1.75 in 1993: 1 reports, largest 0.75 in 1994: 1 reports, largest 1.75 in 1995: 3 reports, largest 0.75 in 1996: 6 reports, largest 2.75 in 1997: 6 reports, largest 1.00 in 1998: 4 reports, largest 2.75 in 1999: 10 reports, largest 2.75 in 2000: 15 reports, largest 2.75 in 2000 2001: 8 reports, largest 1.75 in 2002: 5 reports, largest 1.00 in 2003: 6 reports, largest 0.88 in 2004: 15 reports, largest 1.75 in 2005: 6 reports, largest 1.00 in 2006: 17 reports, largest 1.75 in 2007: 10 reports, largest 2.50 in 2008: 7 reports, largest 0.88 in 2009: 17 reports, largest 2.00 in 2010: 7 reports, largest 1.00 in 2010 2011: 4 reports, largest 1.75 in 2012: 24 reports, largest 2.50 in 2014: 16 reports, largest 2.50 in 2015: 7 reports, largest 1.75 in 2016: 14 reports, largest 1.75 in 2017: 5 reports, largest 1.75 in 2018: 1 reports, largest 1.00 in 2019: 8 reports, largest 2.00 in 2020: 5 reports, largest 1.75 in 2020 2021: 11 reports, largest 2.50 in 2022: 8 reports, largest 1.25 in 2025: 13 reports, largest 2.75 in 2026: 3 reports, largest 1.00 in
Reports per year, 1960–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0255075100 Jan Feb Mar April: 2 reports (1%) Apr May: 35 reports (12%) May June: 79 reports (27%) Jun July: 71 reports (24%) Jul August: 87 reports (30%) Aug September: 17 reports (6%) Sep October: 1 reports (0%) Oct Nov Dec
All 292 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 21 3
2025 634 13
2024 0
2023 0
2022 1241 8
2021 110 11
2020 1211 5
2019 161 8
2018 1 1
2017 113 5

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Aug 8, 2026 1 1.00 in View
May 31, 2026 2 1.00 in —
Aug 5, 2025 4 2.75 in —
Jul 28, 2025 2 1.50 in —
Jul 21, 2025 1 1.00 in —
Jun 19, 2025 6 2.00 in —
Aug 5, 2022 1 1.25 in —
Jul 21, 2022 4 1.00 in —
Jun 14, 2022 2 1.00 in —
May 7, 2022 1 1.00 in —

Largest hail on record

Largest hail reports in Edmunds County
Date Size Location Time · source
Aug 5, 1987 4.50 insoftball — 17:00 local · NCEI
Aug 5, 2025 2.75 inbaseball 9.69 S Bowdle 19:15 local · NCEI
Aug 4, 2000 2.75 inbaseball 3 SW Loyalton 20:50 local · NCEI
Jul 11, 2000 2.75 inbaseball 5 W Mina 12:00 local · NCEI
Jul 11, 2000 2.75 inbaseball 4 N Roscoe 11:20 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 Edmunds County
Date Size Location Time · source
Aug 8, 2026 1.00 inquarter 6 NE Roscoe 06:12 UTC · NWS prelim.
May 31, 2026 1.00 inquarter 3.12 SSW Beebe 15:28 local · NCEI
May 31, 2026 1.00 inquarter 3.96 SSW Beebe 15:25 local · NCEI
Aug 5, 2025 1.00 inquarter 13.16 S Bowdle 20:20 local · NCEI
Aug 5, 2025 1.75 ingolf ball 9.69 S Bowdle 20:00 local · NCEI
Aug 5, 2025 1.00 inquarter 13.16 S Bowdle 19:20 local · NCEI
Aug 5, 2025 2.75 inbaseball 9.69 S Bowdle 19:15 local · NCEI
Jul 28, 2025 1.50 inping pong ball 12.33 E Loyalton 16:39 local · NCEI
Jul 28, 2025 1.00 inquarter 3.68 NW Loyalton 16:12 local · NCEI
Jul 21, 2025 1.00 inquarter 0.97 E Bowdle 00:49 local · NCEI
Jun 19, 2025 1.00 inquarter 10.42 ESE Loyalton 19:54 local · NCEI
Jun 19, 2025 2.00 inhen egg 8.78 W Loyalton 19:32 local · NCEI

Cities and towns in Edmunds County

PlaceReportsLargest
Bowdle234.50 in
Mina221.75 in
Roscoe201.75 in
Hosmer182.00 in
Pembrook Colony151.75 in
Ipswich131.25 in

Smaller places with fewer than 10 reports

These places have too few reports for a page of their own, so their record lives here.

PlaceReportsHail daysLatest
Plainview Colony74Jun 14, 2006

Questions about hail in Edmunds County

How often does it hail in Edmunds County, South Dakota?

292 hail reports have been logged in Edmunds County since 1960. Over the 20 years 2006–2025 that averages 8.7 reports a year. That ranks #17 of 67 South Dakota counties by number of reports.

When is hail season in Edmunds County?

Most reports come in August, June, July. August alone accounts for 30% of all reports.

What is the largest hail recorded in Edmunds County?

4.50 in (softball size) on August 5, 1987. 7% of reports here were 2 inches or larger.

When did it last hail in Edmunds County?

The most recent report in this data is from August 8, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

10 separate days with hail reports since November 3, 2021, adding up to 24 reports. The most recent was August 8, 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.