Hail History

Hail history for Parmelee, South Dakota

NOAA hail reports in and within about 5 km (3 miles) of Parmelee since 1979, with preliminary reports to November 3, 2026.

Readout · Parmelee

Last hail
Jul 20, 2025
4.00 in, grapefruit size
Hail days, last 5 years
3
since Nov 3, 2021 · 4 reports
Largest ever
4.00 in
grapefruit · Jul 20, 2025

23 reports on 22 days since 1979 · #95 of 305 South Dakota places

Hail map · Parmelee

Parmelee Two Strike Rosebud St. Francis Mission Sicangu Village 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
23 most recent reports with a location; Todd County is shaded. Open street map

For homeowners

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What the record says about Parmelee

The latest hail report in and around Parmelee is from July 20, 2025, 4.00 in (grapefruit size). Since November 3, 2021 there have been 3 separate hail days; the biggest stones in that time were 4.00 in on July 20, 2025.

Over the 20 years 2006–2025, Parmelee logged 15 reports on 14 hail days, about 0.8 reports a year. That is 67% more than the median South Dakota town on this site (0.5 a year) and ranks #95 of 305 South Dakota cities and towns on this site for all-time reports. Parmelee accounts for 9% of the 253 reports filed in Todd County.

9% 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 4.00 in (grapefruit) on July 20, 2025 near 0.5 W Parmelee.

Reports were up 50% in 2016–2025 (9) compared with 2006–2015 (6). The busiest year was 2020, with 3 reports on 3 days. Hail here peaks in July (35% of reports); 52% fall between April and June.

Reports a year 2006–2025 average

  • Parmelee 0.8
  • Todd County 8.0
  • Median South Dakota town on this site 0.5

Hail days 2006–2025

  • Parmelee 14
  • Todd County 82
  • Median South Dakota town on this site 7

Share 2 in or larger of sized reports

  • Parmelee 9%
  • Todd County 10%
  • Median South Dakota town on this site 7%

Hail over time

0123 1979: 1 reports, largest 1.75 in 1980 1990 1999: 2 reports, largest 1.25 in 2000: 2 reports, largest 1.75 in 2000 2003: 1 reports, largest 0.75 in 2004: 1 reports, largest 0.75 in 2005: 1 reports, largest 0.88 in 2007: 1 reports, largest 0.75 in 2009: 1 reports, largest 1.75 in 2010 2012: 2 reports, largest 1.00 in 2013: 1 reports, largest 1.00 in 2014: 1 reports, largest 1.00 in 2016: 1 reports, largest 1.00 in 2019: 1 reports, largest 1.00 in 2020: 3 reports, largest 1.00 in 2020 2023: 1 reports, largest 2.50 in 2024: 1 reports, largest 1.50 in 2025: 2 reports, largest 4.00 in
Reports per year, 1979–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
02468 Jan Feb Mar April: 1 reports (4%) Apr May: 5 reports (22%) May June: 6 reports (26%) Jun July: 8 reports (35%) Jul August: 3 reports (13%) Aug Sep Oct Nov Dec
All 23 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 2 2
2024 1 1
2023 1 1
2022 0
2021 0
2020 111 3
2019 1 1
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Jul 20, 2025 2 4.00 in —
Apr 15, 2024 1 1.50 in —
Jun 27, 2023 1 2.50 in —

Largest hail on record

Largest hail reports in Parmelee
Date Size Location County Time · source
Jul 20, 2025 4.00 ingrapefruit 0.5 W Parmelee Todd 17:45 local · NCEI
Jun 27, 2023 2.50 intennis ball Parmelee Todd 20:00 local · NCEI
Jul 8, 2009 1.75 ingolf ball 5 NW Parmelee Todd 21:30 local · NCEI
May 10, 2000 1.75 ingolf ball Parmelee Todd 22:45 local · NCEI
Jun 16, 1979 1.75 ingolf ball — Todd 00:01 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 Parmelee
Date Size Location County Time · source
Jul 20, 2025 4.00 ingrapefruit 0.5 W Parmelee Todd 17:45 local · NCEI
Jul 20, 2025 1.00 inquarter 2.13 NNW Parmelee Todd 17:40 local · NCEI
Apr 15, 2024 1.50 inping pong ball 2 SW Parmelee Todd 19:00 local · NCEI
Jun 27, 2023 2.50 intennis ball Parmelee Todd 20:00 local · NCEI
Aug 10, 2020 1.00 inquarter Parmelee Todd 02:00 local · NCEI
Jul 20, 2020 1.00 inquarter 8.55 SE Norris Mellette 16:06 local · NCEI
Jun 7, 2020 1.00 inquarter 4 NW Parmelee Todd 16:54 local · NCEI
Jun 30, 2019 1.00 inquarter 3 SW Parmelee Todd 18:08 local · NCEI
May 22, 2016 1.00 inquarter 4.39 NW Parmelee Todd 15:40 local · NCEI
Jun 13, 2014 1.00 inquarter 2.51 SW Parmelee Todd 23:40 local · NCEI
Jul 30, 2013 1.00 inquarter Parmelee Todd 17:05 local · NCEI
Aug 22, 2012 1.00 inquarter Parmelee Todd 17:11 local · NCEI

Hail history near Parmelee

Questions about hail in Parmelee

How often does it hail in Parmelee, South Dakota?

23 hail reports have been logged in and within about 5 km (3 miles) of Parmelee since 1979. Over the 20 years 2006–2025 that averages 0.8 reports a year. That ranks #95 of 305 South Dakota places by number of reports.

When is hail season in Parmelee?

Most reports come in July, June, May. July alone accounts for 35% of all reports.

What is the largest hail recorded in Parmelee?

4.00 in (grapefruit size) on July 20, 2025 near 0.5 W Parmelee. 9% of reports here were 2 inches or larger.

When did it last hail in Parmelee?

The most recent report in this data is from July 20, 2025 (4.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

3 separate days with hail reports since November 3, 2021, adding up to 4 reports. The most recent was July 20, 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.