Area Forecast Discussion
Issued by NWS Pago Pago
Issued by NWS Pago Pago
346 FXZS60 NSTU 220158 AFDPPG Area Forecast Discussion National Weather Service Pago Pago AS 258 PM SST Fri Jun 21 2024 .Short term... Latest satellite data shows a line of mid to upper level clouds as a cold front passes through the Islands. Breezy south winds are evident pushing the front up north. Following behind the cold front is cooler air, which may drop temperatures overnight. Thereafter a ridge will produce breezy trades through the new week with showers embedded within the trade wind flow. .Long term... Model solutions show the aforementioned high pressure system maintaining the moderate to fresh trades for the rest of the forecast period. Showers embedded within the trade wind flow will continue for the rest of the forecast period. Marine... Observations reported from the PacIOOS buoy near Aunu`u show wave heights within the 5 to 7 feet range with peak periods around 12 to 14 seconds long. Although wave heights are below advisory thresholds of 8 feet, a small craft advisory is in effect due to current winds of 15 to 20 mph. However, the aforementioned ridge will still produce moderate to fresh southerlies tonight through the new week. && .PPG WATCHES/WARNINGS/ADVISORIES... Small Craft Advisory && $$ TM