Hail History

Hail history for Buffalo Grove, Illinois

NOAA hail reports in and within about 5 km (3 miles) of Buffalo Grove since 1999, with preliminary reports to November 3, 2026.

Readout · Buffalo Grove

Last hail
Apr 10, 2017
0.75 in, penny size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
1.75 in
golf ball · Jul 6, 2003

10 reports on 9 days since 1999 · #322 of 378 Illinois places

Hail map · Buffalo Grove

Buffalo Grove Arlington Heights Palatine Mundelein Barrington Hills 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
10 most recent reports with a location; Lake County is shaded. Open street map

For homeowners

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Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Buffalo Grove is from April 10, 2017. A local roofer can check and document it at no cost.

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What the record says about Buffalo Grove

The latest hail report in and around Buffalo Grove is from April 10, 2017, 0.75 in (penny size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Buffalo Grove logged 7 reports on 6 hail days, about 0.3 reports a year. That is 30% less than the median Illinois town on this site (0.5 a year) and ranks #322 of 378 Illinois cities and towns on this site for all-time reports. Buffalo Grove accounts for 5% of the 187 reports filed in Lake 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 July 6, 2003 near Buffalo Grove.

The busiest year was 2008, with 2 reports on 2 days. Hail here peaks in April (30% of reports); 50% fall between April and June.

Reports a year 2006–2025 average

  • Buffalo Grove 0.3
  • Lake County 5.8
  • Median Illinois town on this site 0.5

Hail days 2006–2025

  • Buffalo Grove 6
  • Lake County 44
  • Median Illinois town on this site 8

Share 2 in or larger of sized reports

  • Buffalo Grove 0%
  • Lake County 5%
  • Median Illinois town on this site 4%

Hail over time

012 1999: 1 reports, largest 1.50 in 2000 2003: 1 reports, largest 1.75 in 2004: 1 reports, largest 0.75 in 2005 2006: 2 reports, largest 1.00 in 2008: 2 reports, largest 1.00 in 2010 2011: 1 reports, largest 0.75 in 2014: 1 reports, largest 1.50 in 2015 2017: 1 reports, largest 0.75 in 2020 2025
Reports per year, 1999–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0123 Jan Feb Mar April: 3 reports (30%) Apr May: 1 reports (10%) May June: 1 reports (10%) Jun July: 2 reports (20%) Jul August: 1 reports (10%) Aug Sep October: 2 reports (20%) Oct Nov Dec
All 10 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 0
2019 0
2018 0
2017 1 1

Largest hail on record

Largest hail reports in Buffalo Grove
Date Size Location County Time · source
Jul 6, 2003 1.75 ingolf ball Buffalo Grove Lake 13:02 local · NCEI
Apr 12, 2014 1.50 inping pong ball Buffalo Grove Lake 10:30 local · NCEI
Jun 9, 1999 1.50 inping pong ball Buffalo Grove Lake 16:35 local · NCEI
Jul 2, 2008 1.00 inquarter 3.24 WNW Dunhurst Cook 15:41 local · NCEI
Oct 2, 2006 1.00 inquarter 0.86 SE Aptakisic Lake 19:13 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Buffalo Grove
Date Size Location County Time · source
Apr 10, 2017 0.75 inpenny 0.86 SW Aptakisic Lake 17:02 local · NCEI
Apr 12, 2014 1.50 inping pong ball Buffalo Grove Lake 10:30 local · NCEI
Apr 3, 2011 0.75 inpenny 2 N Buffalo Grove Lake 13:20 local · NCEI
Aug 4, 2008 0.88 innickel 0.64 S Deerfield Estates Lake 21:14 local · NCEI
Jul 2, 2008 1.00 inquarter 3.24 WNW Dunhurst Cook 15:41 local · NCEI
Oct 2, 2006 1.00 inquarter 0.86 SE Aptakisic Lake 19:13 local · NCEI
Oct 2, 2006 0.75 inpenny 0.86 SE Aptakisic Lake 18:59 local · NCEI
May 20, 2004 0.75 inpenny Buffalo Grove Lake 20:33 local · NCEI
Jul 6, 2003 1.75 ingolf ball Buffalo Grove Lake 13:02 local · NCEI
Jun 9, 1999 1.50 inping pong ball Buffalo Grove Lake 16:35 local · NCEI

Hail history near Buffalo Grove

Questions about hail in Buffalo Grove

How often does it hail in Buffalo Grove, Illinois?

10 hail reports have been logged in and within about 5 km (3 miles) of Buffalo Grove since 1999. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #322 of 378 Illinois places by number of reports.

When is hail season in Buffalo Grove?

Most reports come in April, July, October. April alone accounts for 30% of all reports.

What is the largest hail recorded in Buffalo Grove?

1.75 in (golf ball size) on July 6, 2003 near Buffalo Grove. 0% of reports here were 2 inches or larger.

When did it last hail in Buffalo Grove?

The most recent report in this data is from April 10, 2017 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Buffalo Grove since November 3, 2021. The last one was on April 10, 2017.

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.