Hail History

Hail history for Knox, Indiana

NOAA hail reports in and within about 5 km (3 miles) of Knox since 1983, with preliminary reports to November 3, 2026.

Readout · Knox

Last hail
Jun 25, 2023
1.75 in, golf ball size
Hail days, last 5 years
1
since Nov 3, 2021 · 7 reports
Largest ever
3.00 in
teacup · Jun 25, 2023

22 reports on 14 days since 1983 · #59 of 191 Indiana places

Hail map · Knox

Knox North Judson Wanatah 5 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
22 most recent reports with a location; Starke County is shaded. Open street map

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What the record says about Knox

The latest hail report in and around Knox is from June 25, 2023, 1.75 in (golf ball size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 3.00 in on June 25, 2023.

Over the 20 years 2006–2025, Knox logged 14 reports on 6 hail days, about 0.7 reports a year. That is 56% more than the median Indiana town on this site (0.5 a year) and ranks #59 of 191 Indiana cities and towns on this site for all-time reports. Knox accounts for 29% of the 77 reports filed in Starke County.

9% of reports with a size were 2 inches (hen egg) or larger, against 3% for the median Indiana town on this site. The largest hail on record here is 3.00 in (teacup) on June 25, 2023 near 0.86 SE Knox.

Reports were up 33% in 2016–2025 (8) compared with 2006–2015 (6). The busiest year was 2023, with 7 reports on 1 day. Hail here peaks in June (36% of reports); 64% fall between April and June.

Reports a year 2006–2025 average

  • Knox 0.7
  • Starke County 1.9
  • Median Indiana town on this site 0.5

Hail days 2006–2025

  • Knox 6
  • Starke County 21
  • Median Indiana town on this site 8

Share 2 in or larger of sized reports

  • Knox 9%
  • Starke County 13%
  • Median Indiana town on this site 3%

Hail over time

02468 1983: 1 reports, largest 1.00 in 1988: 1 reports, largest 1.00 in 1990 1991: 1 reports, largest 1.75 in 1998: 1 reports, largest 0.75 in 2000: 1 reports, largest 0.75 in 2000 2001: 1 reports, largest 1.00 in 2003: 2 reports, largest 0.88 in 2006: 2 reports, largest 1.00 in 2007: 2 reports, largest 1.25 in 2010 2011: 2 reports, largest 1.00 in 2018: 1 reports, largest 0.75 in 2020 2023: 7 reports, largest 3.00 in
Reports per year, 1983–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
02468 Jan Feb Mar April: 2 reports (9%) Apr May: 4 reports (18%) May June: 8 reports (36%) Jun July: 3 reports (14%) Jul August: 2 reports (9%) Aug Sep October: 3 reports (14%) Oct Nov Dec
All 22 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 7 7
2022 0
2021 0
2020 0
2019 0
2018 1 1
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Jun 25, 2023 7 3.00 in —

Largest hail on record

Largest hail reports in Knox
Date Size Location County Damage Time · source
Jun 25, 2023 3.00 inteacup 0.86 SE Knox Starke $5K 12:40 local · NCEI
Jun 25, 2023 2.00 inhen egg 2.94 ENE Knox Starke $1K 12:34 local · NCEI
Jun 25, 2023 1.75 ingolf ball 2.69 ESE Knox Starke $1K 12:47 local · NCEI
Jun 25, 2023 1.75 ingolf ball 0.86 SE Knox Starke $1K 12:42 local · NCEI
Jun 25, 2023 1.75 ingolf ball 1.7 ESE Knox Starke $1K 12:35 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Knox
Date Size Location County Damage Time · source
Jun 25, 2023 1.75 ingolf ball 2.69 ESE Knox Starke $1K 12:47 local · NCEI
Jun 25, 2023 1.00 inquarter 0.86 SE Knox Starke $1K 12:45 local · NCEI
Jun 25, 2023 1.75 ingolf ball 0.86 SE Knox Starke $1K 12:42 local · NCEI
Jun 25, 2023 3.00 inteacup 0.86 SE Knox Starke $5K 12:40 local · NCEI
Jun 25, 2023 1.50 inping pong ball 0.86 SE Knox Starke $1K 12:36 local · NCEI
Jun 25, 2023 1.75 ingolf ball 1.7 ESE Knox Starke $1K 12:35 local · NCEI
Jun 25, 2023 2.00 inhen egg 2.94 ENE Knox Starke $1K 12:34 local · NCEI
May 14, 2018 0.75 inpenny 2.94 ENE Knox Starke — 07:00 local · NCEI
May 11, 2011 1.00 inquarter Knox Starke — 18:07 local · NCEI
May 11, 2011 0.88 innickel Knox Starke — 17:42 local · NCEI
Oct 18, 2007 1.00 inquarter 0.87 SE Knox Starke — 17:09 local · NCEI
Oct 18, 2007 1.25 inhalf dollar Starke Co Arpt Starke — 17:05 local · NCEI

Hail history near Knox

Questions about hail in Knox

How often does it hail in Knox, Indiana?

22 hail reports have been logged in and within about 5 km (3 miles) of Knox since 1983. Over the 20 years 2006–2025 that averages 0.7 reports a year. That ranks #59 of 191 Indiana places by number of reports.

When is hail season in Knox?

Most reports come in June, May, July. June alone accounts for 36% of all reports.

What is the largest hail recorded in Knox?

3.00 in (teacup size) on June 25, 2023 near 0.86 SE Knox. 9% of reports here were 2 inches or larger.

When did it last hail in Knox?

The most recent report in this data is from June 25, 2023 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

1 separate days with hail reports since November 3, 2021, adding up to 7 reports. The most recent was June 25, 2023.

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.