American Samoa, 2018Flash Flood in American Samoa, January 5 to 6, 2018
January 5 to 6, 2018 · NWS ASO · 1 event in 1 county or zone
Heavy rain and scattered thunderstorms enhanced by moisture from a surface trough triggered flash flooding in streams and low-lying area across the territory. 37 inches of rainfall but slightly higher near mountainous locations.
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- Deaths
- 0
- Injuries
- 0
- Property damage
- $30,000
- Crop damage
- $5,000
- Events
- 1
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Heavy rain and scattered thunderstorms enhanced by moisture from a surface trough triggered flash flooding in streams and low-lying area across the territory. The Weather Service Office received about 2.37 inches of rainfall but slightly higher near mountainous locations.
Flash Flood, Tutuila
- When
- January 5, 11:00 PM SST to January 6, 12:00 PM SST
- Where
- Tutuila County, 9.14 mi WNW of Vaitogi to 78.54 mi WNW of Pago Pago
- Cause
- Heavy Rain
- Property damage
- $30,000
- Crop damage
- $5,000
- Reported by
- Official NWS Observations
- Coordinates
- -14.331, -170.816
Heavy rain and scattered thunderstorms enhanced by moisture from a surface trough triggered flash flooding in streams and low-lying area across the territory. The Weather Service Office received about 2.37 inches of rainfall but slightly higher near mountainous locations.
- Flash Flood
- Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 738218.