American Samoa, 2019

Flash Flood in American Samoa, May 12 to 13, 2019

May 12 to 13, 2019 · NWS ASO · 1 event in 1 county or zone

A trough lingering along the Samoan Islands.

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.

A trough lingering along the Samoan Islands.

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
May 12, 9:00 AM SST to May 13, 6:04 AM SST
Where
Tutuila County, 7.01 mi NNE of Pago Pago to 9.57 mi WNW of Vaitogi
Cause
Heavy Rain
Reported by
Official NWS Observations
Coordinates
-14.202, -170.574

The Weather Service office in Pago Pago recorded 4.98 inches of rain combined for the 12th and 13th of May.

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, May 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: 817157.