Area Forecast Discussion
Issued by NWS Pago Pago
Issued by NWS Pago Pago
105 FXZS60 NSTU 220111 AFDPPG Area Forecast Discussion National Weather Service Pago Pago AS 211 PM SST Fri Nov 21 2025 .Short term... TONIGHT THROUGH SUNDAY NIGHT...The active trough will remain over the islands through Saturday night. Satellite shows numerous convections in the vicinity and embedded thunderstorms. RAOB from this afternoon depicts an unstable profile and north winds at the low levels. This will continue to bring moisture to the north of the territory. A ridge to the far northeast is expected to usher in stable weather on Sunday morning. The trough near the islands, winds will remain light and variable during the rest of the weekend. .Long term... MONDAY THROUGH FRIDAY...Models are now developing a surface trough to the east of the Manu`a islands on Monday night. This trough will increase showers across the islands on Tuesday night. The trough will remain over the islands for the rest of the new week. Another episode of wet weather will move across the islands for the new week. && .Marine... Rough seas of 7 to 9 feet will persist through Saturday. As the high pressure to the southeast shifts farther away from the islands, seas will subside 5 to 7 feet on Saturday night. No significant swells are expected to pass across the islands on the weekend and the new week. && .PPG WATCHES/WARNINGS/ADVISORIES... High Surf Advisory remains in effect Small Craft Advisory remains in effect Flood Watch remains in effect && $$