U.S. Virgin Islands floods
Every recorded flood since 1996 · 3 counties with a record
NOAA's Storm Events Database records 123 floods and flash floods in U.S. Virgin Islands from 1996 through June 30, 2026, about 4.5 a year since 2000. The costliest was the November 10, 2003 flood ($2.4 million in 2025 dollars).
Floods in U.S. Virgin Islands, 1996 to 2026
Flood records per year (NOAA Storm Events); 2026 to June 30, 2026.
- recorded, no damage figure
- under $1 million
- $1 million or more
- $10 million or more
- $100 million or more, or 10 deaths
- $1 billion or more, or 100 deaths
- a year's colour: its recorded damage or deaths
- a year with a death
- Records
- 1231996 to June 30, 2026
- A year since 2000
- 4.5average
- Deaths
- 00 injuries
- Damage, 2025 dollars
- $5.9Mas filed
- Busiest year
- 201324 records
Source: NOAA NCEI Storm Events Database, records through June 30, 2026; deaths and damage as filed, damage in 2025 dollars. Search the record at NCEI.
Are floods and flash floods common in U.S. Virgin Islands?
U.S. Virgin Islands averages about 4.5 floods and flash floods a year since 2000. The busiest year on record was 2013 (24).
Source: NOAA NCEI Storm Events Database, records since 1996, per 10,000 square miles of land area (Census Bureau 2024 Gazetteer; places under 1,000 square miles not ranked). Damage colours: Storm Events damage, 2025 dollars.
When is flood season in U.S. Virgin Islands?
U.S. Virgin Islands' floods and flash floods by month. The busiest month is October (20 records).
The values, month by month
Jan 1 · Feb 7 · Mar 0 · Apr 0 · May 11 · Jun 7 · Jul 8 · Aug 11 · Sep 19 · Oct 20 · Nov 20 · Dec 19 (records).
Source: NOAA NCEI Storm Events Database, records by the month they began, since 1996.
The costliest floods and flash floods in U.S. Virgin Islands
| Date | Record | Character | Killed | Injured | Damage |
|---|---|---|---|---|---|
| 2003-11-10 | FloodSt. Croix Island · forecast zone St. Croix One storm episode: 2 records in 2 places, 2003-11-10 to 2003-11-11; the totals are the episode's. | 0 | 0 | $2.4M | |
| 2010-11-10 | Flash FloodSt Croix, St. Croix Island | 0 | 0 | $1.9M | |
| 2017-09-14 | Hurricane Maria · Flash FloodSt Croix, St. Croix Island | 0 | 0 | $602K | |
| 2003-11-10 | Flash FloodSt. Croix | 0 | 0 | $481K | |
| 2025-09-18 | Flash FloodSt Croix, St. Croix Island One storm episode: 3 records; the totals are the episode's. | 0 | 0 | $8K |
Source: NOAA NCEI Storm Events Database: property and crop damage as estimated by the National Weather Service, in 2025 dollars.
Are floods and flash floods becoming more frequent in U.S. Virgin Islands?
U.S. Virgin Islands' count per decade against the whole country's, and its share. NOAA recorded every event type only from 1996, so earlier decades are not comparable; the share of the national total is the fairer comparison across decades.
| Decade | U.S. Virgin Islands | United States | U.S. Virgin Islands' share |
|---|---|---|---|
| 1996-99 | 23 | 20,986 | 0.11% |
| 2000s | 19 | 54,913 | 0.03% |
| 2010s | 63 | 68,322 | 0.09% |
| 2020-26 | 18 | 43,563 | 0.04% |
Source: NOAA NCEI Storm Events Database.
The most recent floods and flash floods in U.S. Virgin Islands
| Date | Record | Character | Killed | Injured | Damage |
|---|---|---|---|---|---|
| 2025-09-18 | Flash FloodSt Croix, St. Croix Island | 0 | 0 | $400 | |
| 2025-09-18 | Flash FloodSt Croix, St. Croix Island | 0 | 0 | $6K | |
| 2025-09-18 | Flash FloodSt Croix, St. Croix Island | 0 | 0 | $1K | |
| 2017-09-14 | Flash FloodSt Croix, St. Croix Island | 0 | 0 | $602K | |
| 2010-11-10 | Flash FloodSt Croix, St. Croix Island | 0 | 0 | $1.9M | |
| 2003-11-11 | FloodSt. John Island and St. Thomas Island · forecast zone St. Thomas / St. John And Adjacent Islands | 0 | 0 | $802K | |
| 2003-11-10 | FloodSt. Croix Island · forecast zone St. Croix | 0 | 0 | $1.6M | |
| 2003-11-10 | Flash FloodSt. Croix | 0 | 0 | $481K |
Source: NOAA NCEI Storm Events Database, records through June 30, 2026; the newest months are revised by NCEI as reports arrive. Search the record at NCEI.
Federal disaster declarations for floods and flash floods in U.S. Virgin Islands
FEMA has declared 6 disasters in U.S. Virgin Islands for floods and flash floods, counting its incident type and declarations that name flood in the title (FEMA files most storm disasters under Severe Storm); 6 were major disasters, the latest on November 24, 2010.
| Declared | Number | Title | Areas named |
|---|---|---|---|
| 2010-11-24 | DR-1949 | Severe Storms, Flooding, Rockslides, and Mudslides Assoc. With Ts Tomas | 1 |
| 2010-11-05 | DR-1948 | Severe Storms, Flooding, Mudslides, and Landslides | 3 |
| 2003-12-09 | DR-1503 | Severe Storms, Flooding, Landslides, and Mudslides | 3 |
| 1983-04-30 | DR-681 | Severe Storms, Flooding & Mudslides | 2 |
| 1974-11-14 | DR-451 | Severe Storms, Landslides & Flooding | 3 |
| 1970-10-17 | DR-298 | Heavy Rains & Flooding | 2 |
Source: FEMA OpenFEMA Disaster Declarations Summaries (v2), through October 2, 2026. OpenFEMA dataset page.