Hail History

Hail history for Derby, Kansas

NOAA hail reports in and within about 5 km (3 miles) of Derby since 1955, with preliminary reports to November 3, 2026.

Readout · Derby

Last hail
Aug 6, 2026
1.00 in, quarter size · preliminary
Hail days, last 5 years
5
since Nov 3, 2021 · 6 reports
Largest ever
4.50 in
softball · Jun 19, 1992

82 reports on 59 days since 1955 · #38 of 612 Kansas places

Hail map · Derby

Derby Mulvane Haysville Rose Hill Peck Wichita Andover 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
82 most recent reports with a location; Sedgwick County is shaded. Open street map

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What the record says about Derby

The latest hail report in and around Derby is from August 6, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 5 separate hail days; the biggest stones in that time were 1.75 in on April 17, 2026.

Over the 20 years 2006–2025, Derby logged 36 reports on 23 hail days, about 1.8 reports a year. That is 2.8 times the median Kansas town on this site (0.7 a year) and ranks #38 of 612 Kansas cities and towns on this site for all-time reports. Derby accounts for 6% of the 1,398 reports filed in Sedgwick County.

7% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median Kansas town on this site. The largest hail on record here is 4.50 in (softball) on June 19, 1992.

Reports were down 36% in 2016–2025 (14) compared with 2006–2015 (22). The busiest year was 2008, with 7 reports on 4 days. Hail here peaks in May (26% of reports); 70% fall between April and June.

Reports a year 2006–2025 average

  • Derby 1.8
  • Sedgwick County 35.6
  • Median Kansas town on this site 0.7

Hail days 2006–2025

  • Derby 23
  • Sedgwick County 173
  • Median Kansas town on this site 10

Share 2 in or larger of sized reports

  • Derby 7%
  • Sedgwick County 8%
  • Median Kansas town on this site 7%

Hail over time

02468 1955: 1 reports, largest 0.75 in 1956: 1 reports, largest 1.25 in 1960: 1 reports, largest 1.00 in 1960 1961: 2 reports, largest 1.00 in 1962: 1 reports, largest 0.75 in 1964: 1 reports, largest 1.75 in 1965: 1 reports, largest 2.00 in 1969: 2 reports, largest 0.75 in 1970 1971: 1 reports, largest 2.75 in 1972: 1 reports, largest ? in 1974: 1 reports, largest 0.75 in 1977: 1 reports, largest 1.75 in 1980 1982: 1 reports, largest 1.75 in 1985: 1 reports, largest 1.50 in 1986: 1 reports, largest 1.00 in 1987: 1 reports, largest 0.75 in 1990 1991: 1 reports, largest 1.75 in 1992: 1 reports, largest 4.50 in 1996: 1 reports, largest 1.00 in 1997: 7 reports, largest 2.75 in 2000: 2 reports, largest 0.88 in 2000 2001: 6 reports, largest 1.75 in 2002: 2 reports, largest 0.88 in 2003: 2 reports, largest 1.00 in 2004: 2 reports, largest 0.88 in 2005: 1 reports, largest 1.50 in 2006: 5 reports, largest 2.00 in 2008: 7 reports, largest 1.50 in 2009: 3 reports, largest 1.50 in 2010: 2 reports, largest 0.88 in 2010 2011: 3 reports, largest 2.50 in 2014: 2 reports, largest 1.00 in 2017: 4 reports, largest 1.25 in 2018: 1 reports, largest 1.00 in 2019: 3 reports, largest 1.00 in 2020: 1 reports, largest 0.75 in 2020 2021: 2 reports, largest 0.88 in 2022: 2 reports, largest 1.00 in 2025: 1 reports, largest 1.50 in 2026: 3 reports, largest 1.75 in
Reports per year, 1955–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0102030 Jan February: 1 reports (1%) Feb March: 7 reports (9%) Mar April: 16 reports (20%) Apr May: 21 reports (26%) May June: 20 reports (24%) Jun July: 11 reports (13%) Jul August: 5 reports (6%) Aug Sep Oct Nov December: 1 reports (1%) Dec
All 82 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 21 3
2025 1 1
2024 0
2023 0
2022 11 2
2021 2 2
2020 1 1
2019 12 3
2018 1 1
2017 31 4

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Aug 6, 2026 1 1.00 in View
Apr 17, 2026 2 1.75 in —
Jun 29, 2025 1 1.50 in —
Jun 10, 2022 1 0.75 in —
Apr 29, 2022 1 1.00 in —

Largest hail on record

Largest hail reports in Derby
Date Size Location County Time · source
Jun 19, 1992 4.50 insoftball — Sedgwick 11:30 local · NCEI
Jun 12, 1997 2.75 inbaseball 1 W Derby Sedgwick 22:30 local · NCEI
May 21, 1971 2.75 inbaseball — Sedgwick 21:25 local · NCEI
Apr 8, 2011 2.50 intennis ball 0.55 E Derby Sedgwick 18:56 local · NCEI
Apr 24, 2006 2.00 inhen egg 1 SW Wichita Sedgwick 16:47 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 Derby
Date Size Location County Time · source
Aug 6, 2026 1.00 inquarter 2 NNW Derby Sedgwick 10:43 UTC · NWS prelim.
Apr 17, 2026 1.75 ingolf ball 1.1 E Derby Sedgwick 14:41 local · NCEI
Apr 17, 2026 1.00 inquarter 0.55 E Derby Sedgwick 14:38 local · NCEI
Jun 29, 2025 1.50 inping pong ball 2.2 SSE Derby Sedgwick 18:23 local · NCEI
Jun 10, 2022 0.75 inpenny Derby Sedgwick 01:56 local · NCEI
Apr 29, 2022 1.00 inquarter 2 NNE Derby Sedgwick 20:48 local · NCEI
May 15, 2021 0.75 inpenny 1.49 NNE Derby Sedgwick 21:58 local · NCEI
May 15, 2021 0.88 innickel Derby Sedgwick 21:55 local · NCEI
May 13, 2020 0.75 inpenny 2.65 NE Derby Sedgwick 05:25 local · NCEI
Jul 2, 2019 1.00 inquarter 0.55 E Derby Sedgwick 18:05 local · NCEI
Jul 2, 2019 1.00 inquarter 0.55 E Derby Sedgwick 18:00 local · NCEI
Apr 17, 2019 1.00 inquarter 0.55 E Derby Sedgwick 18:06 local · NCEI

Hail history near Derby

Questions about hail in Derby

How often does it hail in Derby, Kansas?

82 hail reports have been logged in and within about 5 km (3 miles) of Derby since 1955. Over the 20 years 2006–2025 that averages 1.8 reports a year. That ranks #38 of 612 Kansas places by number of reports.

When is hail season in Derby?

Most reports come in May, June, April. May alone accounts for 26% of all reports.

What is the largest hail recorded in Derby?

4.50 in (softball size) on June 19, 1992. 7% of reports here were 2 inches or larger.

When did it last hail in Derby?

The most recent report in this data is from August 6, 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 Derby had in the last five years?

5 separate days with hail reports since November 3, 2021, adding up to 6 reports. The most recent was August 6, 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.