Area Forecast Discussion
Issued by NWS Pago Pago
Issued by NWS Pago Pago
693 FXZS60 NSTU 300156 AFDPPG Area Forecast Discussion National Weather Service Pago Pago AS 256 PM SST Wed May 29 2024 .Short term... TONIGHT THROUGH FRIDAY NIGHT...An active trough to the southwest of the islands will bring increasing winds and heavy rain on Thursday night through Friday night. The strong high pressure to the far southwest will generate increasing trades across the islands tonight through Friday night. Gentle trades will increase to breezy flow on Thursday morning before becoming strong and gusty on Thursday night. These strong winds will persist through Friday night and the weekend. Showers will slowly move across the islands tonight and persist through Friday night. Heavy rain will move over the islands on Thursday night and remain through Friday night. .Long term... SATURDAY THROUGH WEDNESDAY...The active trough will hold heavy rain through Saturday night. The trough will slightly shift north on Sunday and this will slightly diminish showers to scattered through Monday. As the trough again descend over the islands on Monday night, showers will increase to widespread through Tuesday night. Strong winds will persist through Monday. As the trough descends over the islands, winds will diminish to breezy flow on Monday night. These breezy trades will persist through Wednesday. && .Marine... Rough seas of 7 to 9 feet will remain tonight before build 9 to 12 feet on Thursday. South swells will build hazardous seas and surfs across the territory on Thursday. As trades continue to increase to strong flow, seas will generate dangerous surfs on Thursday night through Monday. Seas are expected to subside 9 to 12 feet on Monday night. && .PPG WATCHES/WARNINGS/ADVISORIES... High Surf Advisory remains in effect Small Craft Advisory remains in effect && $$