Hail History

Hail history for Ideal, South Dakota

NOAA hail reports in and within about 5 km (3 miles) of Ideal since 1961, with preliminary reports to November 3, 2026.

Readout · Ideal

Last hail
Sep 7, 2015
0.88 in, nickel size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
4.50 in
softball · Aug 6, 1986

15 reports on 11 days since 1961 · #192 of 305 South Dakota places

Hail map · Ideal

Ideal Winner Colome Okreek Wood Dallas 20 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
15 most recent reports with a location; Tripp County is shaded. Open street map

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What the record says about Ideal

The latest hail report in and around Ideal is from September 7, 2015, 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, Ideal logged 3 reports on 2 hail days, about 0.1 reports a year. That is 33% of the median South Dakota town on this site (0.5 a year) and ranks #192 of 305 South Dakota cities and towns on this site for all-time reports. Ideal accounts for 5% of the 283 reports filed in Tripp County.

20% 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 4.50 in (softball) on August 6, 1986.

The busiest year was 1999, with 5 reports on 3 days. Hail here peaks in June (33% of reports); 40% fall between April and June.

Reports a year 2006–2025 average

  • Ideal 0.1
  • Tripp County 8.4
  • Median South Dakota town on this site 0.5

Hail days 2006–2025

  • Ideal 2
  • Tripp County 82
  • Median South Dakota town on this site 7

Share 2 in or larger of sized reports

  • Ideal 20%
  • Tripp County 6%
  • Median South Dakota town on this site 7%

Hail over time

0246 1961: 1 reports, largest 1.75 in 1970 1980 1985: 1 reports, largest 1.75 in 1986: 2 reports, largest 4.50 in 1990 1999: 5 reports, largest 1.75 in 2000: 1 reports, largest 1.75 in 2000 2001: 1 reports, largest 0.75 in 2004: 1 reports, largest 0.88 in 2007: 2 reports, largest 2.00 in 2010 2015: 1 reports, largest 0.88 in 2020
Reports per year, 1961–2026. 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 (7%) May June: 5 reports (33%) Jun July: 3 reports (20%) Jul August: 5 reports (33%) Aug September: 1 reports (7%) Sep Oct Nov Dec
All 15 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 Ideal
Date Size Location County Time · source
Aug 6, 1986 4.50 insoftball — Tripp 19:30 local · NCEI
Aug 6, 1986 4.50 insoftball — Tripp 19:15 local · NCEI
Jul 17, 2007 2.00 inhen egg 4 N Ideal Tripp 17:40 local · NCEI
Jul 24, 2000 1.75 ingolf ball 12 N Winner Tripp 16:50 local · NCEI
Aug 29, 1999 1.75 ingolf ball 3 SW Ideal Tripp 22:40 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

Most recent reports

Most recent hail reports in Ideal
Date Size Location County Time · source
Sep 7, 2015 0.88 innickel 4.06 W Ideal Tripp 20:22 local · NCEI
Jul 17, 2007 0.88 innickel 2 NW Ideal Tripp 18:30 local · NCEI
Jul 17, 2007 2.00 inhen egg 4 N Ideal Tripp 17:40 local · NCEI
Jun 8, 2004 0.88 innickel 3 W Ideal Tripp 18:30 local · NCEI
Jun 12, 2001 0.75 inpenny Ideal Tripp 23:07 local · NCEI
Jul 24, 2000 1.75 ingolf ball 12 N Winner Tripp 16:50 local · NCEI
Aug 29, 1999 1.75 ingolf ball 3 SW Ideal Tripp 22:40 local · NCEI
Aug 20, 1999 0.75 inpenny Ideal Tripp 16:05 local · NCEI
Jun 7, 1999 1.75 ingolf ball Ideal Tripp 17:44 local · NCEI
Jun 7, 1999 1.00 inquarter Ideal Tripp 17:07 local · NCEI
Jun 7, 1999 0.75 inpenny Ideal Tripp 16:55 local · NCEI
Aug 6, 1986 4.50 insoftball — Tripp 19:30 local · NCEI

Hail history near Ideal

Questions about hail in Ideal

How often does it hail in Ideal, South Dakota?

15 hail reports have been logged in and within about 5 km (3 miles) of Ideal since 1961. Over the 20 years 2006–2025 that averages 0.1 reports a year. That ranks #192 of 305 South Dakota places by number of reports.

When is hail season in Ideal?

Most reports come in June, August, July. June alone accounts for 33% of all reports.

What is the largest hail recorded in Ideal?

4.50 in (softball size) on August 6, 1986. 20% of reports here were 2 inches or larger.

When did it last hail in Ideal?

The most recent report in this data is from September 7, 2015 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Ideal since November 3, 2021. The last one was on September 7, 2015.

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.