Area Forecast Discussion
Issued by NWS Pago Pago
Issued by NWS Pago Pago
238 FXZS60 NSTU 230114 AFDPPG Area Forecast Discussion National Weather Service Pago Pago AS 214 PM SST Sat Nov 22 2025 .Short term... TONIGHT THROUGH MONDAY NIGHT...Latest satellite data shows the territory at the edge of a trough. Showers embedded within the trough prompted a flash flood warning and advisory from this morning up to 4 PM. The flash flood watch remains in effect as showers continue to develop in the area. Model trends are still forecasting a diminishing risk of flash flooding for tonight as a low pressure system near Fiji pulls the trough towards it. Expect showers to gradually diminish from numerous to scattered over night. A ridge to the northeast is expected to bring stable weather Sunday morning. Fair weather conditions will hold through midweek. .Long term... TUESDAY THROUGH SATURDAY...The aforementioned ridge is anticipated to be the dominant weather feature through midweek. Expect light winds and isolated to scattered showers for this time. However, Model trends brings a trough to the south over the Islands by Wednesday night. Expect an uptick in showers for this time, lasting through the end of the week. && .Marine... Seas continue to subside as the high pressure system from previous forecasts have diminished. Wave heights around now around 5 to 7 feet, which prompted the cancellation for the high surf and small craft advisories. No significant swells are expected to move in the area for the new week. && .PPG WATCHES/WARNINGS/ADVISORIES... Flash Flood Watch until tonight && $$ TM