HailEvidence → hail history → Dennison, MN
Dennison, MN 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 Dennison city centroid, 1950 to present.
Hail by year — last 15 years
| Year | Hail events ≤ 10 mi | Largest hail |
|---|---|---|
| 2026 | 0 | — |
| 2025 | 0 | — |
| 2024 | 5 | 3.50" (tea cup) |
| 2023 | 2 | 1.25" (half dollar) |
| 2022 | 3 | 1.50" (ping pong ball) |
| 2021 | 14 | 3.00" (tea cup) |
| 2020 | 2 | 1.75" (golf ball) |
| 2019 | 0 | — |
| 2018 | 0 | — |
| 2017 | 1 | 2.50" (tennis ball) |
| 2016 | 1 | 0.75" (penny) |
| 2015 | 0 | — |
| 2014 | 0 | — |
| 2013 | 0 | — |
| 2012 | 8 | 1.75" (golf ball) |
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
- 100 thunderstorm-wind events, strongest 110 mph, most recent 2025-07-28.
- 24 tornado events, most recent 2018-09-20.
Most recent recorded events
| Date | Type | Magnitude | Distance |
|---|---|---|---|
| 2025-07-28 | Thunderstorm Wind | 58 mph | 8.7 mi |
| 2025-04-28 | Thunderstorm Wind | 75 mph | 9.9 mi |
| 2024-09-19 | Hail | 1.25" | 9.8 mi |
| 2024-09-19 | Hail | 1.00" | 7.5 mi |
| 2024-07-31 | Hail | 0.75" | 9.3 mi |
| 2024-07-13 | Hail | 3.50" | 9.5 mi |
| 2024-07-13 | Hail | 1.75" | 6.8 mi |
| 2024-06-05 | Thunderstorm Wind | 59 mph | 4.3 mi |
| 2024-06-02 | Thunderstorm Wind | 64 mph | 9.1 mi |
| 2023-08-11 | Thunderstorm Wind | 58 mph | 9.8 mi |
2025-07-28: “Trees down across Goodhue County, including the town of Cannon Falls. A MNDOT RWIS station located seven miles SSE of Cannon Falls measured a 58-mph wind gust.”
2025-04-28: “Photos of roof damage to large commercial warehouse in Kenyon.”
2024-09-19: “There were several reports of quarter to half dollar sized hail in Kenyon.”
Disputing a claim at a Dennison 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