3,443
Recorded events
82
Counties affected
18
Direct deaths
$557.6M
Property damage
Mississippi flash flood history: 3,443 recorded events across 82 counties between 1996 and 2026.
Decade by decade
Mississippi flash flood history by decade
The 2010s are the busiest decade on record with 1,421 reported flash flood events across Mississippi. 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 Mississippi
| Rank | County | Events | Deaths | Damage | Span |
|---|---|---|---|---|---|
| #1 | Rankin County | 223 | 1 | $45.3M | 1996–2025 |
| #2 | Hinds County | 197 | 0 | $33.0M | 1996–2025 |
| #3 | Forrest County | 136 | 1 | $10.2M | 1997–2022 |
| #4 | Jones County | 123 | 0 | $10.9M | 1998–2026 |
| #5 | Madison County | 103 | 0 | $56.4M | 1996–2024 |
| #6 | Lamar County | 88 | 0 | $12.9M | 1998–2024 |
| #7 | Lauderdale County | 87 | 0 | $56.1M | 1997–2026 |
| #8 | Marion County | 83 | 0 | $25.6M | 1997–2026 |
| #9 | DeSoto County | 73 | 1 | $9.6M | 1997–2026 |
| #10 | Lee County | 70 | 0 | $1.8M | 1997–2026 |
| #11 | Warren County | 70 | 0 | $17.1M | 1997–2024 |
| #12 | Yazoo County | 68 | 1 | $20.3M | 1997–2025 |
| #13 | Grenada County | 67 | 0 | $4.7M | 1997–2025 |
| #14 | Harrison County | 62 | 1 | $2.9M | 1998–2026 |
| #15 | Newton County | 58 | 0 | $32.5M | 1997–2025 |
| #16 | Washington County | 57 | 0 | $12.5M | 1998–2025 |
| #17 | Scott County | 57 | 1 | $53.5M | 2001–2025 |
| #18 | Lowndes County | 55 | 0 | $6.7M | 2001–2025 |
| #19 | Covington County | 53 | 0 | $3.4M | 1998–2026 |
| #20 | Bolivar County | 51 | 0 | $3.7M | 1998–2025 |
| #21 | Lincoln County | 49 | 0 | $6.7M | 2001–2026 |
| #22 | Oktibbeha County | 48 | 0 | $2.1M | 1997–2025 |
| #23 | Jasper County | 47 | 0 | $4.1M | 1997–2025 |
| #24 | Clarke County | 45 | 0 | $5.0M | 1998–2024 |
| #25 | Stone County | 45 | 0 | $173K | 1998–2025 |
Significant events
Deadliest flash flood events in Mississippi
| Date | County | Scale | Deaths | Injuries |
|---|---|---|---|---|
| Aug 31, 2021 | George County | — | 3 | 7 |
| Oct 10, 2002 | Tate County | — | 2 | 0 |
| Oct 26, 2025 | Adams County | — | 1 | 1 |
| Apr 3, 2017 | Rankin County | — | 1 | 0 |
| May 2, 2010 | Alcorn County | — | 1 | 0 |
| Apr 7, 2003 | Scott County | — | 1 | 0 |
| Oct 10, 2002 | DeSoto County | — | 1 | 0 |
| Jan 30, 1999 | Forrest County | — | 1 | 0 |
| Jan 23, 1999 | Tishomingo County | — | 1 | 0 |
| Aug 25, 2004 | Tishomingo County | — | 1 | 0 |