American Samoa, 2019

Flash Flood in American Samoa, July 22 to 24, 2019

July 22 to 24, 2019 · NWS ASO · 1 event in 1 county or zone

Deep convection and rain west of the Samoan islands ushered heavy showers across the territory.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
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.

What happened

The episode as NWS ASO wrote it up.

Deep convection and rain west of the Samoan islands ushered heavy showers across the territory.

The radar

The national radar mosaic for the moment the first event began.

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Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Tutuila

When
July 22, 12:00 AM SST to July 24, 12:00 AM SST
Where
Tutuila County, 11.44 mi WNW of Vaitogi to 5.56 mi WNW of Vaitogi
Cause
Heavy Rain
Reported by
Official NWS Observations
Coordinates
-14.312, -170.845

Numerous callers reported flooded roadways. One caller from the village of Leone reported flooding in his home due to continuous rainfall within the 72 hours. The Weather Service office recorded 8.41 inches of rain for the duration of this period.

What these are

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.

The same day elsewhere

More

Every storm in American Samoa in 2019Every state in 2019This day in weather historyWarnings in American Samoa, July 2019

Sources

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: 844868.