Synoptic: Moderate to strong easterlies prevailing weather conditions through the week. Hazardous seas impacting coastal waters.
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.
The episode as NWS ASO wrote it up.
Synoptic: Moderate to strong easterlies prevailing weather conditions through the week. Hazardous seas impacting coastal waters.
1 high surf. Local standard time, as filed.
PacIOOS Aunu'u wave buoy recorded seas of 7 to 9 feet, peaking at 9 to 12 feet, through this episode. The seas translate to surfs of 8 to 10 feet, peaking at 10 to 13 feet, prompting and maintaining the advisories for High Surfs.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in American Samoa in 2018Every state in 2018This day in weather historyWarnings in American Samoa, September 2018
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: 808623.