Area Forecast Discussion
Issued by NWS Pago Pago
Issued by NWS Pago Pago
276 FXZS60 NSTU 090015 AFDPPG Area Forecast Discussion National Weather Service Pago Pago AS 115 PM SST Fri Aug 8 2025 .Short term... A ridge to the southwest and mid-level high pressure system is evident as fair weather is observed. Fair weather includes partly cloudy skies, minimal showers, and light winds. However, southeast trades of 10 to 15 mph are starting to be prominent as the ridge continues to build. Expect this weather to continue through Saturday. .Long term... A weak trough will develop in the area on Sunday due to wind convergence. As the high pressure moves east, winds will shift from southeast to east, which will lead to an uptick in showers. This episode is expected to last through Sunday night. East winds of 10 to 15 mph with scattered showers will hold for the forecast period even as the aforementioned high exits the region on Wednesday; another high pressure system will continue this pattern. && .Marine... Wave heights remain around 8 to 10 feet due to strong south swells lingering in the area. Expect a subsiding trend by tonight through Saturday as swells start to diminish. Wave heights are expected to fall below advisory thresholds Saturday. However, east to southeast trades may hold textured seas through the new week. .PPG WATCHES/WARNINGS/ADVISORIES... High Surf Advisory Small Craft Advisory && $$ TM