Hail History

Hail history for Carterville, Illinois

NOAA hail reports in and within about 5 km (3 miles) of Carterville since 2000, with preliminary reports to November 3, 2026.

Readout · Carterville

Last hail
May 1, 2025
0.88 in, nickel size
Hail days, last 5 years
3
since Nov 3, 2021 · 4 reports
Largest ever
1.75 in
golf ball · May 8, 2024

11 reports on 10 days since 2000 · #276 of 378 Illinois places

Hail map · Carterville

Carterville Herrin Marion 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; Williamson County is shaded. Open street map

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What the record says about Carterville

The latest hail report in and around Carterville is from May 1, 2025, 0.88 in (nickel size). Since November 3, 2021 there have been 3 separate hail days; the biggest stones in that time were 1.75 in on May 8, 2024.

Over the 20 years 2006–2025, Carterville logged 10 reports on 9 hail days, about 0.5 reports a year. That is about the same as the median Illinois town on this site (0.5 a year) and ranks #276 of 378 Illinois cities and towns on this site for all-time reports. Carterville accounts for 9% of the 120 reports filed in Williamson County.

0% of reports with a size were 2 inches (hen egg) or larger, against 4% for the median Illinois town on this site. The largest hail on record here is 1.75 in (golf ball) on May 8, 2024 near 0.65 NNE Carterville.

Reports were up 133% in 2016–2025 (7) compared with 2006–2015 (3). The busiest year was 2025, with 2 reports on 1 day. Hail here peaks in April (45% of reports); 91% fall between April and June.

Reports a year 2006–2025 average

  • Carterville 0.5
  • Williamson County 4.2
  • Median Illinois town on this site 0.5

Hail days 2006–2025

  • Carterville 9
  • Williamson County 60
  • Median Illinois town on this site 8

Share 2 in or larger of sized reports

  • Carterville 0%
  • Williamson County 8%
  • Median Illinois town on this site 4%

Hail over time

012 2000: 1 reports, largest 1.00 in 2000 2005 2006: 1 reports, largest 0.88 in 2010 2011: 1 reports, largest 1.00 in 2015: 1 reports, largest 1.00 in 2015 2016: 1 reports, largest 1.00 in 2019: 1 reports, largest 0.75 in 2020: 1 reports, largest 0.88 in 2020 2023: 1 reports, largest 1.00 in 2024: 1 reports, largest 1.75 in 2025: 2 reports, largest 1.00 in 2025
Reports per year, 2000–2026. 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: 5 reports (45%) Apr May: 5 reports (45%) May 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 2 2
2024 1 1
2023 1 1
2022 0
2021 0
2020 1 1
2019 1 1
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
May 1, 2025 2 1.00 in —
May 8, 2024 1 1.75 in —
Apr 15, 2023 1 1.00 in —

Largest hail on record

Largest hail reports in Carterville
Date Size Location County Time · source
May 8, 2024 1.75 ingolf ball 0.65 NNE Carterville Williamson 14:25 local · NCEI
May 1, 2025 1.00 inquarter 0.65 NNW Carterville Williamson 17:27 local · NCEI
Apr 15, 2023 1.00 inquarter 3.5 S Carterville Williamson 19:40 local · NCEI
May 26, 2016 1.00 inquarter 1 N Carterville Williamson 09:11 local · NCEI
Apr 9, 2015 1.00 inquarter 1.21 SSE Crainville Williamson 21:13 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Carterville
Date Size Location County Time · source
May 1, 2025 0.88 innickel 0.34 SSE Carterville Williamson 17:36 local · NCEI
May 1, 2025 1.00 inquarter 0.65 NNW Carterville Williamson 17:27 local · NCEI
May 8, 2024 1.75 ingolf ball 0.65 NNE Carterville Williamson 14:25 local · NCEI
Apr 15, 2023 1.00 inquarter 3.5 S Carterville Williamson 19:40 local · NCEI
Mar 12, 2020 0.88 innickel Carterville Williamson 13:25 local · NCEI
May 21, 2019 0.75 inpenny Carterville Williamson 21:15 local · NCEI
May 26, 2016 1.00 inquarter 1 N Carterville Williamson 09:11 local · NCEI
Apr 9, 2015 1.00 inquarter 1.21 SSE Crainville Williamson 21:13 local · NCEI
Apr 15, 2011 1.00 inquarter 0.69 N Carterville Williamson 16:49 local · NCEI
Apr 22, 2006 0.88 innickel Carterville Williamson 21:05 local · NCEI
Apr 7, 2000 1.00 inquarter 7 W Marion Williamson 13:01 local · NCEI

Hail history near Carterville

Questions about hail in Carterville

How often does it hail in Carterville, Illinois?

11 hail reports have been logged in and within about 5 km (3 miles) of Carterville since 2000. Over the 20 years 2006–2025 that averages 0.5 reports a year. That ranks #276 of 378 Illinois places by number of reports.

When is hail season in Carterville?

Most reports come in April, May, March. April alone accounts for 45% of all reports.

What is the largest hail recorded in Carterville?

1.75 in (golf ball size) on May 8, 2024 near 0.65 NNE Carterville. 0% of reports here were 2 inches or larger.

When did it last hail in Carterville?

The most recent report in this data is from May 1, 2025 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

3 separate days with hail reports since November 3, 2021, adding up to 4 reports. The most recent was May 1, 2025.

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.