Area Forecast Discussion
Issued by NWS Pago Pago
Issued by NWS Pago Pago
580 FXZS60 NSTU 070059 AFDPPG Area Forecast Discussion National Weather Service Pago Pago AS 159 PM SST Thu Jun 6 2024 .DISCUSSION... A strong high pressure to the south will continue to push showers north of the islands through Saturday. Breezy conditions and fair weather is evident as the ridge dominates over the territory. However, model data depicts moisture embedded within the trade wind flow by Saturday. Expect southeast winds of 10 to 20 mph with Isolated showers, becoming scattered Saturday through Sunday as moisture from the south increase in the area. By Monday, the ridge will move further east and weaken in the area. This pattern will shift winds eastward and allow the trough to the north to descend over the Islands on Tuesday. Expect an uptick in showers for the remainder of the forecast period as the trough. Marine... Large seas and surfs were evident in low-lying areas this morning as ocean debris and inundation were reported by our spotters along the south shores. A strong south swell is the culprit for the current impacts. Although latest wave heights observed via SoFAR Buoy data are around 9 to 12 feet, peak periods of 15 seconds and above keep surfs at warning levels (15 feet) through tonight. Surfs will gradually diminish through Friday, but a small craft advisory will hold through the new week due to breezy conditions. && .PPG WATCHES/WARNINGS/ADVISORIES... High Surf Warning Small Craft Advisory && $$ TM