HailEvidence → hail history → Thomson, IL
Thomson, IL hail history
Every figure below is from the NOAA NCEI Storm Events Database — the official NWS record — counting events recorded within 10 miles of the Thomson city centroid, 1950 to present.
Hail by year — last 15 years
| Year | Hail events ≤ 10 mi | Largest hail |
|---|---|---|
| 2026 | 0 | — |
| 2025 | 3 | 1.25" (half dollar) |
| 2024 | 0 | — |
| 2023 | 1 | 0.88" (nickel) |
| 2022 | 2 | 1.00" (quarter) |
| 2021 | 3 | 1.75" (golf ball) |
| 2020 | 0 | — |
| 2019 | 0 | — |
| 2018 | 2 | 1.00" (quarter) |
| 2017 | 2 | 0.75" (penny) |
| 2016 | 1 | 0.75" (penny) |
| 2015 | 1 | 0.88" (nickel) |
| 2014 | 3 | 1.75" (golf ball) |
| 2013 | 1 | 0.75" (penny) |
| 2012 | 3 | 0.75" (penny) |
Note: the current and prior year reflect the latest NCEI compile and grow as NWS finalizes reports; same-day activity appears on this site's storm-day pages before it reaches this table.
Wind and tornado record
- 119 thunderstorm-wind events, strongest 85 mph, most recent 2025-07-30.
- 20 tornado events, most recent 2023-07-28.
Most recent recorded events
| Date | Type | Magnitude | Distance |
|---|---|---|---|
| 2025-07-30 | Thunderstorm Wind | 64 mph | 8.9 mi |
| 2025-07-29 | Thunderstorm Wind | 58 mph | 8.9 mi |
| 2025-07-10 | Thunderstorm Wind | 75 mph | 8 mi |
| 2025-07-10 | Thunderstorm Wind | 85 mph | 1.9 mi |
| 2025-07-10 | Thunderstorm Wind | 75 mph | 3.8 mi |
| 2025-07-10 | Hail | 1.25" | 7.3 mi |
| 2025-07-10 | Hail | 1.00" | 7.9 mi |
| 2025-07-10 | Thunderstorm Wind | 81 mph | 7.9 mi |
| 2025-07-10 | Thunderstorm Wind | 85 mph | 8 mi |
| 2025-06-25 | Thunderstorm Wind | 70 mph | 9.7 mi |
2025-07-30: “A trained spotter reported. 6-7 inch diameter healthy tree branch down on the corner of Pershing BLVD and 11th AVE. The time of the event was estimated using radar.”
2025-07-29: “A trained spotter reported a 58 MPH and minor tree damage was also noted nearby. The time of the event was estimated using radar.”
2025-07-10: “A trained spotter reported that a couple of trees were downed. One tree was 2 to 3 feet in diameter. The time of the event was estimated using radar.”
Disputing a claim at a Thomson address?
This page covers the city. A claim dispute needs the record around your address: every NWS-recorded event within 1, 3 and 10 miles, the disputed date highlighted, citations formatted for an insurance appeal.
Verify an address — $29source: NOAA NCEI Storm Events computed 2026-06-12