American Samoa's Tropical Cyclone Outlook 2025-26

Below Normal to Near Normal Tropical Cyclone (TC) Activity anticipated for American Samoa in the 2025-26 TC Season Read More >

549
FXZS60 NSTU 150111
AFDPPG

Area Forecast Discussion
National Weather Service Pago Pago AS
211 PM SST Wed Jan 14 2026

.Short term...
TONIGHT THROUGH FRIDAY NIGHT...The active trough will remain near
the islands tonight through Friday. RAOB from this afternoon
depicts an unstable and saturated profile. Satellite shows heavy
rain and thunderstorms embedded within the trough and near the
islands. Models suggest that the will shift west of the territory
on Friday night, reducing showers to scattered. With the trough
nearby, winds will remain light flow through the weekend.

.Long term...
SATURDAY THROUGH WEDNESDAY...Another trough to the northeast will
again increase showers across the territory on Saturday night. A
ridge will build to the southeast on Monday and bring stable
weather. However, the ridge to exit southeast on Monday night
while another trough from the southwest moves over the islands.
The trough will hold increasing showers and light flow through
midweek.

&&

.Marine...
Seas of 4 to 6 feet will persist tonight. Swells will arrive
Thursday morning and slightly elevate seas to 5 to 7 feet. As the
swells pass, seas will drop 4 to 6 feet on Thursday night. No
other significant swells are expected on the weekend and the new
week.

&&

.PPG WATCHES/WARNINGS/ADVISORIES...
Flood Watch is in effect

&&

$$