Area Forecast Discussion
Issued by NWS Pago Pago
Issued by NWS Pago Pago
388 FXZS60 NSTU 060050 AFDPPG Area Forecast Discussion National Weather Service Pago Pago AS 150 PM SST Sun Oct 5 2025 .Short term... TONIGHT THROUGH TUESDAY NIGHT...Gentle east winds will persist tonight through Monday night as the high pressure to the southeast continues to migrate east southeast from the territory. Another high pressure to the southwest will shift winds to the southeast on Tuesday and elevating trades to breezy flow. These conditions will persist holding showers at scattered and stable weather. .Long term... WEDNESDAY THROUGH SUNDAY...A shortwave trough from the east northeast will not only enhance trades to strong flow but also increase showers and instability over the islands on Wednesday and Wednesday night. As the trough passes west winds will diminish to breezy flow and showers to scattered on Thursday. The slow moving high pressure will hold breezy flow through the weekend. Models are now developing a trough near south of the islands on Friday night. This will increase showers to numerous on the weekend. && .Marine... Seas of 5 to 7 feet will persist tonight through Monday night. With breezy winds moving across the region on Tuesday, seas will build 7 to 9 feet through the weekend. && .PPG WATCHES/WARNINGS/ADVISORIES... None && $$