FXZS60 NSTU 170052
AFDPPG

Area Forecast Discussion
National Weather Service Pago Pago  AS
152 PM SST Fri Oct 16 2026

.Short term...
TONIGHT THROUGH SUNDAY NIGHT...Tropical Storm Wati, about 490
miles east of Tutuila, is slowly moving south southeast. Satellite
shows low level convections passing over the island chain, holding
scattered to numerous showers. RAOB from this afternoon depicted a
saturated low level and dry mid to higher levels profile. This
shows brief and passing showers moving over the islands and not
heavy rain. Observations across the islands recorded less an inch
of rainfall in the last 24 hours per stations. Breezy south winds
will persist through Sunday night. A weak trough developing over
Savai'i and Upolu on Saturday night will expand over Tutuila and
Manu'a on Sunday morning. This will increase showers to numerous
through Sunday night. 

.Long term...
MONDAY THROUGH FRIDAY...Numerous showers will continue through
Monday night as weak trough remains near the island chain. High
pressure to the far southwest will shift winds to the southeast
and slowly brings stable weather on Tuesday. The stable weather
from the high pressure will persist through the rest of the new
week. Strong trades will remain throughout the new week. 

&&

.Marine...
Rough seas of 8 to 10 feet will slightly subside tonight 7 to 9
feet. Tropical Storm Wati about 430 nautical miles east of Tutuila
is slowly tracking south southeast and intensifying. As the TS
Wati moves south southeast, rough seas of 7 to 9 feet will remain
through the weekend and into the new week. 

&&

.PPG WATCHES/WARNINGS/ADVISORIES...
High Surf Advisory remains in effect
Small Craft Advisory remains in effect

&&

$$