Denison, TX severe weather history
NOAA has logged 109 severe weather events at Denison in Grayson County, Texas since 1996 — most often flash flood.
That is 10.1% of the 1,077 events recorded across Grayson County as a whole.
- Events on record
- 109
- Direct deaths
- 07 injured
- Property damage
- $2.6M
- Record span
- 1996–Apr 26, 2026
What hits Denison
Recent events logged at Denison
| Date | Event | Deaths | Injuries | Damage |
|---|---|---|---|---|
| Apr 26, 2026 | Hail | 0 | 0 | $0 |
| Apr 26, 2026 | Hail | 0 | 0 | $0 |
| Sep 24, 2025 | Hail | 0 | 0 | $0 |
| Jun 9, 2025 | Hail | 0 | 0 | $0 |
| May 20, 2025 | Hail | 0 | 0 | $0 |
| May 20, 2025 | Hail | 0 | 0 | $0 |
| May 18, 2025 | Thunderstorm Wind | 0 | 0 | $7K |
| Mar 25, 2025 | Hail | 0 | 0 | $0 |
| May 22, 2024 | Flash Flood | 0 | 0 | $0 |
| May 22, 2024 | Flash Flood | 0 | 0 | $0 |
| May 22, 2024 | Flash Flood | 0 | 0 | $0 |
| May 22, 2024 | Flash Flood | 0 | 0 | $0 |
| May 22, 2024 | Flash Flood | 0 | 0 | $0 |
| Apr 9, 2024 | Lightning | 0 | 0 | $100K |
| Apr 9, 2024 | Hail | 0 | 0 | $0 |
| Sep 22, 2023 | Flash Flood | 0 | 0 | $100K |
| Sep 22, 2023 | Flash Flood | 0 | 0 | $100K |
| Sep 22, 2023 | Flash Flood | 0 | 0 | $100K |
| Sep 22, 2023 | Flash Flood | 0 | 0 | $100K |
| Sep 21, 2023 | Hail | 0 | 0 | $0 |
| Mar 9, 2023 | Flood | 0 | 0 | $50K |
| Mar 9, 2023 | Flood | 0 | 0 | $50K |
| Mar 9, 2023 | Flood | 0 | 0 | $50K |
| Mar 9, 2023 | Flood | 0 | 0 | $50K |
| Nov 4, 2022 | Hail | 0 | 0 | $0 |
| Apr 10, 2021 | Hail | 0 | 0 | $0 |
| Jul 31, 2020 | Thunderstorm Wind | 0 | 0 | $0 |
| Sep 20, 2019 | Flood | 0 | 0 | $0 |
| Sep 20, 2019 | Flood | 0 | 0 | $0 |
| Sep 20, 2019 | Flood | 0 | 0 | $0 |
| Sep 20, 2019 | Flood | 0 | 0 | $0 |
| Sep 20, 2019 | Flood | 0 | 0 | $0 |
| Sep 20, 2019 | Flood | 0 | 0 | $0 |
| Sep 20, 2019 | Flood | 0 | 0 | $0 |
| Sep 20, 2019 | Flood | 0 | 0 | $0 |
| Jun 16, 2019 | Thunderstorm Wind | 0 | 0 | $8K |
| Apr 6, 2018 | Hail | 0 | 0 | $0 |
| Apr 6, 2018 | Hail | 0 | 0 | $0 |
| Apr 6, 2018 | Hail | 0 | 0 | $0 |
| Jul 9, 2016 | Thunderstorm Wind | 0 | 0 | $0 |
Source: NOAA/NCEI Storm Events · dates in UTC · newest 40 records
Denison severe weather — your questions
When was the last severe weather event at Denison?
The most recent event on record for Denison is dated Apr 26, 2026 (UTC). NOAA publishes confirmed records on a delay of one to three months.
How many severe weather events has Denison recorded?
Denison appears in 109 NOAA storm reports since 1996 — 10.1% of everything logged across Grayson County.
What is the most common severe weather at Denison?
Flash Flood leads the record at Denison, out of 6 hazard types logged there.
Have there been weather deaths at Denison?
No direct weather deaths are recorded at Denison since 1996.
Which decade was busiest at Denison?
The 2010s carry the most reports for Denison, with 43 events logged.