High Wind and Heavy Rain in American Samoa, February 22, 2021

Name: High Wind and Heavy Rain in American Samoa, February 22, 2021
Start: 2021-02-22T16:00
End: 2021-02-22T19:00
Location: American Samoa

February 22, 2021 · NWS ASO · 2 events in 1 county or zone

An active South Pacific Convergence Zone (SPCZ) over the islands developed strong winds and heavy rainfall for 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

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: $30,000
Crop damage: None recorded
Events: 2

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.

An active South Pacific Convergence Zone (SPCZ) over the islands developed strong winds and heavy rainfall for the territory.

The radar

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

Open the radar archive at this moment

Event by event

1 heavy rain, 1 high wind. Local standard time, as filed.

Heavy Rain, Tutuila

When: February 22, 4:00 PM SST to 6:00 PM SST
Where: Tutuila County, 7.86 mi W of Pago Pago to 7.49 mi W of Pago Pago
Property damage: $10,000
Reported by: Public
Coordinates: -14.286, -170.716

Scattered landslides reported around the Island. Motorists driving up the Fagasa Pass shared videos and pics of fallen trees and debris from mudslides blocking the road close to 4 pm. Villagers in Alofau also reported a landslide that blocked the west bound lane. Rainfall from the past 24 hours reported at WSO Pago Pago was 5.13 inches.

Crews from Public Works and ASPA were at the scene clearing the road while cars in both directions waited.

High Wind, Tutuila

When: February 22, 4:00 PM SST to 7:00 PM SST
Where: Tutuila forecast zone
Measured: 35 kt (40 mph) estimated sustained
Property damage: $20,000
Reported by: Official NWS Observations

Estimated winds up to 40 mph caused power outage in Coconut point as reported by a Meteorologist who lived in the area.

What these are

Heavy Rain: Rainfall totals unusual for the place and season that did not produce a flood.
High Wind: Sustained non-thunderstorm winds of 40 mph or more for an hour, or gusts of 58 mph or more.

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

The same day elsewhere

Every storm in American Samoa in 2021 Every state in 2021 This day in weather history Warnings in American Samoa, February 2021

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: 951100, 951114.