Hail History

Hail history for Williamsport, Indiana

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

Readout · Williamsport

Last hail
May 6, 2023
2.50 in, tennis ball size
Hail days, last 5 years
1
since Nov 3, 2021 · 1 report
Largest ever
2.50 in
tennis ball · May 6, 2023

11 reports on 10 days since 1979 · #162 of 191 Indiana places

Hail map · Williamsport

Williamsport Covington 5 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
11 most recent reports with a location; Warren County is shaded. Open street map

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What the record says about Williamsport

The latest hail report in and around Williamsport is from May 6, 2023, 2.50 in (tennis ball size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 2.50 in on May 6, 2023.

Over the 20 years 2006–2025, Williamsport logged 5 reports on 5 hail days, about 0.3 reports a year. That is 44% less than the median Indiana town on this site (0.5 a year) and ranks #162 of 191 Indiana cities and towns on this site for all-time reports. Williamsport accounts for 24% of the 45 reports filed in Warren 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 2.50 in (tennis ball) on May 6, 2023 near 0.87 NE Williamsport.

The busiest year was 2005, with 2 reports on 1 day. Hail here peaks in May (55% of reports); 91% fall between April and June.

Reports a year 2006–2025 average

  • Williamsport 0.3
  • Warren County 1.1
  • Median Indiana town on this site 0.5

Hail days 2006–2025

  • Williamsport 5
  • Warren County 15
  • Median Indiana town on this site 8

Share 2 in or larger of sized reports

  • Williamsport 9%
  • Warren County 11%
  • Median Indiana town on this site 3%

Hail over time

012 1979: 1 reports, largest 1.75 in 1980 1989: 1 reports, largest 0.75 in 1990 2000: 1 reports, largest 1.75 in 2000 2003: 1 reports, largest 0.88 in 2005: 2 reports, largest 0.75 in 2007: 1 reports, largest 0.75 in 2010 2014: 1 reports, largest 0.88 in 2017: 1 reports, largest 1.00 in 2020: 1 reports, largest 1.00 in 2020 2023: 1 reports, largest 2.50 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.
0246 Jan Feb March: 1 reports (9%) Mar April: 2 reports (18%) Apr May: 6 reports (55%) May June: 2 reports (18%) Jun Jul Aug Sep Oct Nov Dec
All 11 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 1 1
2022 0
2021 0
2020 1 1
2019 0
2018 0
2017 1 1

Hail days since Nov 3, 2021

DateReportsLargestStorm page
May 6, 2023 1 2.50 in —

Largest hail on record

Largest hail reports in Williamsport
Date Size Location County Time · source
May 6, 2023 2.50 intennis ball 0.87 NE Williamsport Warren 22:59 local · NCEI
May 9, 2000 1.75 ingolf ball Williamsport Warren 15:39 local · NCEI
Jun 20, 1979 1.75 ingolf ball — Warren 12:35 local · NCEI
Apr 8, 2020 1.00 inquarter 0.87 NE Williamsport Warren 18:09 local · NCEI
May 26, 2017 1.00 inquarter 0.87 NE Williamsport Warren 18:29 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 Williamsport
Date Size Location County Time · source
May 6, 2023 2.50 intennis ball 0.87 NE Williamsport Warren 22:59 local · NCEI
Apr 8, 2020 1.00 inquarter 0.87 NE Williamsport Warren 18:09 local · NCEI
May 26, 2017 1.00 inquarter 0.87 NE Williamsport Warren 18:29 local · NCEI
Jun 23, 2014 0.88 innickel 0.87 NE Williamsport Warren 13:20 local · NCEI
Apr 11, 2007 0.75 inpenny Williamsport Warren 16:43 local · NCEI
May 13, 2005 0.75 inpenny Williamsport Warren 19:00 local · NCEI
May 13, 2005 0.75 inpenny Williamsport Warren 18:15 local · NCEI
May 14, 2003 0.88 innickel 3 E Kokomo Howard 21:25 local · NCEI
May 9, 2000 1.75 ingolf ball Williamsport Warren 15:39 local · NCEI
Mar 17, 1989 0.75 inpenny — Warren 22:30 local · NCEI
Jun 20, 1979 1.75 ingolf ball — Warren 12:35 local · NCEI

Hail history near Williamsport

Questions about hail in Williamsport

How often does it hail in Williamsport, Indiana?

11 hail reports have been logged in and within about 5 km (3 miles) of Williamsport since 1979. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #162 of 191 Indiana places by number of reports.

When is hail season in Williamsport?

Most reports come in May, April, June. May alone accounts for 55% of all reports.

What is the largest hail recorded in Williamsport?

2.50 in (tennis ball size) on May 6, 2023 near 0.87 NE Williamsport. 9% of reports here were 2 inches or larger.

When did it last hail in Williamsport?

The most recent report in this data is from May 6, 2023 (2.50 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

1 separate days with hail reports since November 3, 2021, adding up to 1 reports. The most recent was May 6, 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.