Heavy Rain in American Samoa, July 17 to 18, 2023

Name: Heavy Rain in American Samoa, July 17 to 18, 2023
Start: 2023-07-17T18:00
End: 2023-07-18T06:00
Location: American Samoa

July 17 to 18, 2023 · NWS ASO · 1 event in 1 county or zone

A slow moving trough moved through the American Samoa Islands from July 12 through July 18th. 68 inches of rain during that time.

Where it happened

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Tornadoes
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Wind
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Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
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The toll

Deaths: 0
Injuries: 0
Property damage: $2,000
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 slow moving trough moved through the American Samoa Islands from July 12 through July 18th. WSO Pago Pago recorded 3.68 inches of rain during that time.

The radar

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

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Event by event

1 heavy rain. Local standard time, as filed.

Heavy Rain, Tutuila

When: July 17, 6:00 PM SST to July 18, 6:00 AM SST
Where: Tutuila County, 10.3 mi WNW of Vaitogi to 9.94 mi WNW of Vaitogi
Property damage: $2,000
Reported by: NWS Employee
Coordinates: -14.324, -170.832

A WSO Pago Pago employee reported a landslide in the Village of Amanave. The landslide occurred in the early morning hours on July 18th. The landslide blocked the westbound lane of the main road with dirt and boulders. The road was cleared by the middle of the day. There were no injuries.

What these are

Heavy Rain: Rainfall totals unusual for the place and season that did not produce a flood.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in American Samoa in 2023 Every state in 2023 This day in weather history Warnings in American Samoa, July 2023

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 2026-10-01. Each event’s entry at NCEI: 1119685.