Hail History

Hail history for Cooperton, Oklahoma

NOAA hail reports in and within about 5 km (3 miles) of Cooperton since 1962, with preliminary reports to November 3, 2026.

Readout · Cooperton

Last hail
Apr 21, 2020
2.00 in, hen egg size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
3.00 in
teacup · Apr 9, 1978

29 reports on 28 days since 1962 · #225 of 584 Oklahoma places

Hail map · Cooperton

Cooperton Roosevelt Mountain Park Gotebo Snyder Hobart Mountain View Indiahoma Lawtonka Acres 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
29 most recent reports with a location; Kiowa County is shaded. Open street map

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What the record says about Cooperton

The latest hail report in and around Cooperton is from April 21, 2020, 2.00 in (hen egg size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Cooperton logged 7 reports on 7 hail days, about 0.3 reports a year. That is 22% less than the median Oklahoma town on this site (0.5 a year) and ranks #225 of 584 Oklahoma cities and towns on this site for all-time reports. Cooperton accounts for 5% of the 623 reports filed in Kiowa County.

7% of reports with a size were 2 inches (hen egg) or larger, against 8% for the median Oklahoma town on this site. The largest hail on record here is 3.00 in (teacup) on April 9, 1978.

The busiest year was 1998, with 3 reports on 2 days. Hail here peaks in April (41% of reports); 79% fall between April and June.

Reports a year 2006–2025 average

  • Cooperton 0.3
  • Kiowa County 8.1
  • Median Oklahoma town on this site 0.5

Hail days 2006–2025

  • Cooperton 7
  • Kiowa County 81
  • Median Oklahoma town on this site 8

Share 2 in or larger of sized reports

  • Cooperton 7%
  • Kiowa County 11%
  • Median Oklahoma town on this site 8%

Hail over time

0123 1962: 1 reports, largest 1.50 in 1970 1978: 1 reports, largest 3.00 in 1980 1988: 1 reports, largest 0.75 in 1990 1991: 1 reports, largest 1.00 in 1992: 3 reports, largest 1.00 in 1996: 1 reports, largest 1.00 in 1998: 3 reports, largest 1.00 in 1999: 2 reports, largest 0.88 in 2000: 2 reports, largest 1.00 in 2000 2001: 1 reports, largest 1.00 in 2002: 2 reports, largest 0.88 in 2003: 2 reports, largest 1.00 in 2004: 1 reports, largest 0.75 in 2005: 1 reports, largest 1.00 in 2009: 1 reports, largest 1.75 in 2010 2011: 1 reports, largest 1.00 in 2012: 1 reports, largest 1.00 in 2015: 1 reports, largest 1.75 in 2016: 1 reports, largest 1.75 in 2019: 1 reports, largest 1.75 in 2020: 1 reports, largest 2.00 in 2020
Reports per year, 1962–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
051015 January: 2 reports (7%) Jan February: 2 reports (7%) Feb March: 1 reports (3%) Mar April: 12 reports (41%) Apr May: 8 reports (28%) May June: 3 reports (10%) Jun Jul Aug September: 1 reports (3%) Sep Oct Nov Dec
All 29 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 1 1
2019 1 1
2018 0
2017 0

Largest hail on record

Largest hail reports in Cooperton
Date Size Location County Time · source
Apr 9, 1978 3.00 inteacup — Kiowa 16:15 local · NCEI
Apr 21, 2020 2.00 inhen egg 1.49 NNE Cooperton Kiowa 22:22 local · NCEI
May 8, 2019 1.75 ingolf ball 0.89 SW Cooperton Kiowa 00:04 local · NCEI
Feb 29, 2016 1.75 ingolf ball 0.89 SW Cooperton Kiowa 21:35 local · NCEI
Apr 18, 2015 1.75 ingolf ball 2.07 N Cooperton Kiowa 17:05 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 Cooperton
Date Size Location County Damage Time · source
Apr 21, 2020 2.00 inhen egg 1.49 NNE Cooperton Kiowa — 22:22 local · NCEI
May 8, 2019 1.75 ingolf ball 0.89 SW Cooperton Kiowa — 00:04 local · NCEI
Feb 29, 2016 1.75 ingolf ball 0.89 SW Cooperton Kiowa — 21:35 local · NCEI
Apr 18, 2015 1.75 ingolf ball 2.07 N Cooperton Kiowa — 17:05 local · NCEI
Apr 13, 2012 1.00 inquarter 3 SE Cooperton Kiowa — 14:44 local · NCEI
May 19, 2011 1.00 inquarter 3 N Cooperton Kiowa — 15:39 local · NCEI
Apr 26, 2009 1.75 ingolf ball 2 N Cooperton Kiowa — 17:27 local · NCEI
Jun 5, 2005 1.00 inquarter 3 SW Cooperton Kiowa — 17:24 local · NCEI
May 12, 2004 0.75 inpenny Cooperton Kiowa — 17:20 local · NCEI
Jun 10, 2003 1.00 inquarter 6 SW Loyal Kingfisher — 16:00 local · NCEI
Apr 6, 2003 0.75 inpenny Norman Cleveland $100 05:15 local · NCEI
Sep 18, 2002 0.75 inpenny 3 SSE Cooperton Kiowa — 16:30 local · NCEI

Hail history near Cooperton

Questions about hail in Cooperton

How often does it hail in Cooperton, Oklahoma?

29 hail reports have been logged in and within about 5 km (3 miles) of Cooperton since 1962. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #225 of 584 Oklahoma places by number of reports.

When is hail season in Cooperton?

Most reports come in April, May, June. April alone accounts for 41% of all reports.

What is the largest hail recorded in Cooperton?

3.00 in (teacup size) on April 9, 1978. 7% of reports here were 2 inches or larger.

When did it last hail in Cooperton?

The most recent report in this data is from April 21, 2020 (2.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Cooperton since November 3, 2021. The last one was on April 21, 2020.

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.