Heavy Rain · American Samoa

Heavy Rain May 20, 2026 · Tutuila, American Samoa

$10K

Damage as recorded

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

An NWS employee reported a landslide along the main road in Failolo village. Rocks/boulders from the landslide blocked the west bound lane. The landslide was caused by heavy rainfall. The total rainfall is estimated at 2 inches in the area between 4 AM and 6 AM on May 20th. Monetary damage is estimated.

The wider storm

A thunderstorm moved over Tutuila island on the morning of May 20th. Gusty winds accompanied heavy rainfall. The highest estimated winds are on the western edge of the island where structural damage and flying debris were reported. WFO American Samoa recorded 1.53 inches of rainfall between 4 AM and 5 AM.

Began near Vaitogi (-14.3294, -170.8240).

Source: NOAA Storm Events Database, event 1338950. Narratives are written by the National Weather Service forecast office that issued the report.

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