Hail history for Woodstock, Illinois
NOAA hail reports in and within about 5 km (3 miles) of Woodstock since 1980, with preliminary reports to November 3, 2026.
Readout · Woodstock
- Last hail
- Aug 16, 2025
- 1.00 in, quarter size
- Hail days, last 5 years
- 3
- since Nov 3, 2021 · 7 reports
- Largest ever
- 2.50 in
- tennis ball · Aug 27, 2024
28 reports on 19 days since 1980 · #62 of 378 Illinois places
Hail map · Woodstock
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Roof damage after hail? Get a free inspection
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 Woodstock is from August 16, 2025. A local roofer can check and document it at no cost.
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What the record says about Woodstock
The latest hail report in and around Woodstock is from August 16, 2025, 1.00 in (quarter size). Since November 3, 2021 there have been 3 separate hail days; the biggest stones in that time were 2.50 in on August 27, 2024.
Over the 20 years 2006–2025, Woodstock logged 19 reports on 12 hail days, about 0.9 reports a year. That is about twice the median Illinois town on this site (0.5 a year) and ranks #62 of 378 Illinois cities and towns on this site for all-time reports. Woodstock accounts for 14% of the 196 reports filed in McHenry County.
7% 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 2.50 in (tennis ball) on August 27, 2024 near 2.07 S Woodstock.
Reports held about level in 2016–2025 (9) compared with 2006–2015 (10). The busiest year was 2024, with 6 reports on 2 days. Hail here peaks in May (29% of reports); 54% fall between April and June.
Reports a year 2006–2025 average
- Woodstock 0.9
- McHenry County 7.2
- Median Illinois town on this site 0.5
Hail days 2006–2025
- Woodstock 12
- McHenry County 59
- Median Illinois town on this site 8
Share 2 in or larger of sized reports
- Woodstock 7%
- McHenry County 3%
- Median Illinois town on this site 4%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 1 | 1 | |||||||||||
| 2024 | 3 | 3 | 6 | ||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 1 | 1 | |||||||||||
| 2020 | 1 | 1 | |||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Aug 16, 2025 | 1 | 1.00 in | — |
| Aug 27, 2024 | 3 | 2.50 in | — |
| Jun 25, 2024 | 3 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Aug 27, 2024 | 2.50 intennis ball | 2.07 S Woodstock | Mchenry | 16:29 local · NCEI |
| Jul 26, 1987 | 2.00 inhen egg | — | Mchenry | 16:40 local · NCEI |
| Aug 27, 2024 | 1.75 ingolf ball | 1.5 S Woodstock | Mchenry | 16:29 local · NCEI |
| Sep 7, 2021 | 1.50 inping pong ball | Woodstock | Mchenry | 12:26 local · NCEI |
| Jul 20, 1980 | 1.50 inping pong ball | — | Mchenry | 23:00 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
- Under 1 in 7 25%
- 1–2 in 19 68%
- 2 in + 2 7%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Aug 16, 2025 | 1.00 inquarter | 0.86 SE Woodstock | Mchenry | 14:45 local · NCEI |
| Aug 27, 2024 | 2.50 intennis ball | 2.07 S Woodstock | Mchenry | 16:29 local · NCEI |
| Aug 27, 2024 | 1.75 ingolf ball | 1.5 S Woodstock | Mchenry | 16:29 local · NCEI |
| Aug 27, 2024 | 1.00 inquarter | 1.76 SSE Hartland | Mchenry | 16:20 local · NCEI |
| Jun 25, 2024 | 1.00 inquarter | 2.02 W Woodstock | Mchenry | 17:30 local · NCEI |
| Jun 25, 2024 | 1.00 inquarter | 2.25 WNW Woodstock | Mchenry | 17:30 local · NCEI |
| Jun 25, 2024 | 1.00 inquarter | 1.27 N Franklinville | Mchenry | 17:27 local · NCEI |
| Sep 7, 2021 | 1.50 inping pong ball | Woodstock | Mchenry | 12:26 local · NCEI |
| Apr 7, 2020 | 1.00 inquarter | Woodstock | Mchenry | 18:09 local · NCEI |
| Apr 9, 2015 | 1.00 inquarter | 0.37 S Woodstock | Mchenry | 19:15 local · NCEI |
| Apr 12, 2014 | 1.00 inquarter | 0.26 N Woodstock | Mchenry | 09:45 local · NCEI |
| May 20, 2012 | 1.00 inquarter | 0.95 S Woodstock Arpt | Mchenry | 15:23 local · NCEI |
Hail history near Woodstock
- Crystal Lake 12 km · 27
- McHenry 12 km · 14
- Marengo 15 km · 27
- Huntley 17 km · 22
- Lake in the Hills 18 km · 18
- Harvard 20 km · 10
- Barrington Hills 27 km · 16
- Elgin 31 km · 38
Questions about hail in Woodstock
How often does it hail in Woodstock, Illinois?
28 hail reports have been logged in and within about 5 km (3 miles) of Woodstock since 1980. Over the 20 years 2006–2025 that averages 0.9 reports a year. That ranks #62 of 378 Illinois places by number of reports.
When is hail season in Woodstock?
Most reports come in May, March, April. May alone accounts for 29% of all reports.
What is the largest hail recorded in Woodstock?
2.50 in (tennis ball size) on August 27, 2024 near 2.07 S Woodstock. 7% of reports here were 2 inches or larger.
When did it last hail in Woodstock?
The most recent report in this data is from August 16, 2025 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Woodstock had in the last five years?
3 separate days with hail reports since November 3, 2021, adding up to 7 reports. The most recent was August 16, 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.