6,150
Recorded events
115
Counties affected
107
Direct deaths
$934.5M
Property damage
Missouri flash flood history: 6,150 recorded events across 115 counties between 1996 and 2026.
Decade by decade
Missouri flash flood history by decade
The 2010s are the busiest decade on record with 2,245 reported flash flood events across Missouri. Earlier decades are thinner because systematic reporting for this hazard expanded over time, not because the weather was calmer.
County ranking
Counties with the most flash flood events in Missouri
| Rank | County | Events | Deaths | Damage | Span |
|---|---|---|---|---|---|
| #1 | Greene County | 297 | 1 | $20.5M | 1996–2025 |
| #2 | Howell County | 195 | 6 | $69.8M | 1996–2025 |
| #3 | Newton County | 189 | 0 | $5.9M | 1996–2025 |
| #4 | Barry County | 184 | 0 | $12.2M | 1996–2025 |
| #5 | Douglas County | 176 | 3 | $18.6M | 1996–2025 |
| #6 | Webster County | 172 | 2 | $17.4M | 1996–2025 |
| #7 | Polk County | 156 | 1 | $13.1M | 1996–2026 |
| #8 | Jasper County | 155 | 0 | $2.6M | 1996–2026 |
| #9 | McDonald County | 154 | 5 | $5.3M | 1996–2025 |
| #10 | Jackson County | 143 | 10 | $21.5M | 1996–2024 |
| #11 | Christian County | 127 | 1 | $8.2M | 1996–2025 |
| #12 | Ozark County | 126 | 1 | $15.2M | 1996–2025 |
| #13 | Wright County | 118 | 4 | $7.4M | 1996–2025 |
| #14 | Taney County | 117 | 5 | $30.8M | 1996–2025 |
| #15 | Lawrence County | 112 | 2 | $6.2M | 1996–2025 |
| #16 | Laclede County | 110 | 3 | $10.8M | 1996–2026 |
| #17 | Dallas County | 104 | 3 | $1.1M | 1996–2026 |
| #18 | Stone County | 97 | 0 | $16.7M | 1996–2025 |
| #19 | Benton County | 95 | 4 | $60K | 1996–2026 |
| #20 | Texas County | 93 | 0 | $16.3M | 1996–2025 |
| #21 | Morgan County | 92 | 1 | $165K | 1996–2024 |
| #22 | Miller County | 89 | 3 | $4.9M | 1996–2026 |
| #23 | Barton County | 82 | 0 | $395K | 1996–2026 |
| #24 | Vernon County | 81 | 0 | $32K | 1996–2025 |
| #25 | Camden County | 78 | 1 | $1.8M | 1996–2026 |
Significant events
Deadliest flash flood events in Missouri
| Date | County | Scale | Deaths | Injuries |
|---|---|---|---|---|
| Oct 4, 1998 | Jackson County | — | 9 | 0 |
| Dec 27, 2015 | Pulaski County | — | 5 | 0 |
| May 28, 2017 | Taney County | — | 3 | 0 |
| Nov 30, 2019 | Bollinger County | — | 3 | 2 |
| Sep 14, 2008 | St. Louis County | — | 3 | 0 |
| Apr 4, 2025 | Howell County | — | 2 | 0 |
| Mar 24, 2023 | Wright County | — | 2 | 2 |
| Jul 25, 2001 | St. Clair County | — | 2 | 0 |
| May 7, 2000 | Franklin County | — | 2 | 0 |
| May 5, 1996 | Ste. Genevieve County | — | 2 | 2 |