Hail History

Hail history for Walnut, Illinois

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

Readout · Walnut

Last hail
Aug 8, 2011
0.88 in, nickel size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
1.75 in
golf ball · May 31, 2008

10 reports on 6 days since 1999 · #371 of 378 Illinois places

Hail map · Walnut

Walnut Princeton La Moille 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; Bureau County is shaded. Open street map

For homeowners

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What the record says about Walnut

The latest hail report in and around Walnut is from August 8, 2011, 0.88 in (nickel size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Walnut logged 7 reports on 3 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 #371 of 378 Illinois cities and towns on this site for all-time reports. Walnut accounts for 6% of the 157 reports filed in Bureau 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 31, 2008 near 0.86 NE Walnut.

The busiest year was 2008, with 6 reports on 2 days. Hail here peaks in May (60% of reports); 70% fall between April and June.

Reports a year 2006–2025 average

  • Walnut 0.3
  • Bureau County 4.8
  • Median Illinois town on this site 0.5

Hail days 2006–2025

  • Walnut 3
  • Bureau County 45
  • Median Illinois town on this site 8

Share 2 in or larger of sized reports

  • Walnut 0%
  • Bureau County 8%
  • Median Illinois town on this site 4%

Hail over time

0246 1999: 1 reports, largest 1.00 in 2000: 1 reports, largest 1.00 in 2000 2003: 1 reports, largest 0.75 in 2005 2008: 6 reports, largest 1.75 in 2010 2011: 1 reports, largest 0.88 in 2015 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.
0246 Jan Feb Mar April: 1 reports (10%) Apr May: 6 reports (60%) May Jun July: 2 reports (20%) Jul August: 1 reports (10%) Aug Sep 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 0

Largest hail on record

Largest hail reports in Walnut
Date Size Location County Damage Time · source
May 31, 2008 1.75 ingolf ball 0.86 NE Walnut Bureau $10K 21:20 local · NCEI
Jul 10, 2008 1.00 inquarter 1.73 NE Walnut Bureau — 20:28 local · NCEI
Jul 10, 2008 1.00 inquarter 2.48 NNE Walnut Bureau — 20:17 local · NCEI
May 31, 2008 1.00 inquarter 0.86 NE Walnut Bureau — 21:23 local · NCEI
May 31, 2008 1.00 inquarter 0.86 NE Walnut Bureau — 21:21 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Walnut
Date Size Location County Damage Time · source
Aug 8, 2011 0.88 innickel 1.24 ENE Walnut Bureau — 13:08 local · NCEI
Jul 10, 2008 1.00 inquarter 1.73 NE Walnut Bureau — 20:28 local · NCEI
Jul 10, 2008 1.00 inquarter 2.48 NNE Walnut Bureau — 20:17 local · NCEI
May 31, 2008 1.00 inquarter 0.86 NE Walnut Bureau — 21:23 local · NCEI
May 31, 2008 1.00 inquarter 0.86 NE Walnut Bureau — 21:21 local · NCEI
May 31, 2008 1.75 ingolf ball 0.86 NE Walnut Bureau $10K 21:20 local · NCEI
May 31, 2008 1.00 inquarter 2.14 NNW Walnut Bureau — 21:16 local · NCEI
May 10, 2003 0.75 inpenny Walnut Bureau — 20:25 local · NCEI
May 18, 2000 1.00 inquarter Walnut Bureau — 14:25 local · NCEI
Apr 10, 1999 1.00 inquarter Walnut Bureau — 13:55 local · NCEI

Hail history near Walnut

Questions about hail in Walnut

How often does it hail in Walnut, Illinois?

10 hail reports have been logged in and within about 5 km (3 miles) of Walnut since 1999. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #371 of 378 Illinois places by number of reports.

When is hail season in Walnut?

Most reports come in May, July, April. May alone accounts for 60% of all reports.

What is the largest hail recorded in Walnut?

1.75 in (golf ball size) on May 31, 2008 near 0.86 NE Walnut. 0% of reports here were 2 inches or larger.

When did it last hail in Walnut?

The most recent report in this data is from August 8, 2011 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Walnut since November 3, 2021. The last one was on August 8, 2011.

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.