Hail History

Hail history for Wilmot, South Dakota

NOAA hail reports in and within about 5 km (3 miles) of Wilmot since 1999, with preliminary reports to November 3, 2026.

Readout · Wilmot

Last hail
Aug 16, 2016
1.00 in, quarter size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
1.50 in
ping pong ball · Jul 16, 2016

12 reports on 8 days since 1999 · #252 of 305 South Dakota places

Hail map · Wilmot

Wilmot Summit Sisseton Waubay Long Hollow Eden New Effington 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
12 most recent reports with a location; Roberts 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 Wilmot is from August 16, 2016. A local roofer can check and document it at no cost.

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What the record says about Wilmot

The latest hail report in and around Wilmot is from August 16, 2016, 1.00 in (quarter size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Wilmot 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 #252 of 305 South Dakota cities and towns on this site for all-time reports. Wilmot accounts for 9% of the 133 reports filed in Roberts 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 1.50 in (ping pong ball) on July 16, 2016 near 2.81 N Wilmot.

The busiest year was 2013, with 3 reports on 1 day. Hail here peaks in June (58% of reports); 75% fall between April and June.

Reports a year 2006–2025 average

  • Wilmot 0.3
  • Roberts County 3.0
  • Median South Dakota town on this site 0.5

Hail days 2006–2025

  • Wilmot 4
  • Roberts County 36
  • Median South Dakota town on this site 7

Share 2 in or larger of sized reports

  • Wilmot 0%
  • Roberts County 7%
  • Median South Dakota town on this site 7%

Hail over time

0123 1999: 1 reports, largest 1.00 in 2000 2002: 3 reports, largest 1.00 in 2003: 2 reports, largest 1.25 in 2005 2010 2012: 1 reports, largest 1.25 in 2013: 3 reports, largest 1.00 in 2015 2016: 2 reports, largest 1.50 in 2020 2025
Reports per year, 1999–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
02468 Jan Feb Mar Apr May: 2 reports (17%) May June: 7 reports (58%) Jun July: 2 reports (17%) Jul August: 1 reports (8%) Aug Sep Oct Nov Dec
All 12 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 Wilmot
Date Size Location County Time · source
Jul 16, 2016 1.50 inping pong ball 2.81 N Wilmot Roberts 18:20 local · NCEI
May 5, 2012 1.25 inhalf dollar 0.84 NE Wilmot Roberts 20:30 local · NCEI
Jul 20, 2003 1.25 inhalf dollar Wilmot Roberts 04:00 local · NCEI
Aug 16, 2016 1.00 inquarter 2.38 SE Wilmot Roberts 17:16 local · NCEI
Jun 19, 2013 1.00 inquarter 2.81 N Wilmot Roberts 23:40 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Wilmot
Date Size Location County Time · source
Aug 16, 2016 1.00 inquarter 2.38 SE Wilmot Roberts 17:16 local · NCEI
Jul 16, 2016 1.50 inping pong ball 2.81 N Wilmot Roberts 18:20 local · NCEI
Jun 19, 2013 1.00 inquarter 2.81 N Wilmot Roberts 23:40 local · NCEI
Jun 19, 2013 0.75 inpenny 0.84 NE Wilmot Roberts 23:14 local · NCEI
Jun 19, 2013 1.00 inquarter 1.38 S Wilmot Roberts 23:00 local · NCEI
May 5, 2012 1.25 inhalf dollar 0.84 NE Wilmot Roberts 20:30 local · NCEI
Jul 20, 2003 1.25 inhalf dollar Wilmot Roberts 04:00 local · NCEI
Jun 23, 2003 1.00 inquarter Wilmot Roberts 19:40 local · NCEI
Jun 6, 2002 1.00 inquarter 2 SE Wilmot Roberts 19:52 local · NCEI
Jun 6, 2002 0.88 innickel Wilmot Roberts 19:15 local · NCEI
Jun 6, 2002 0.75 inpenny 3 N Wilmot Roberts 18:55 local · NCEI
May 9, 1999 1.00 inquarter Wilmot Roberts 17:49 local · NCEI

Hail history near Wilmot

Questions about hail in Wilmot

How often does it hail in Wilmot, South Dakota?

12 hail reports have been logged in and within about 5 km (3 miles) of Wilmot since 1999. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #252 of 305 South Dakota places by number of reports.

When is hail season in Wilmot?

Most reports come in June, May, July. June alone accounts for 58% of all reports.

What is the largest hail recorded in Wilmot?

1.50 in (ping pong ball size) on July 16, 2016 near 2.81 N Wilmot. 0% of reports here were 2 inches or larger.

When did it last hail in Wilmot?

The most recent report in this data is from August 16, 2016 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Wilmot since November 3, 2021. The last one was on August 16, 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.