Area Forecast Discussion
Issued by NWS Pago Pago

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
FXZS60 NSTU 190047

Area Forecast Discussion
National Weather Service Pago Pago  AS
147 PM SST Wed Apr 18 2018

.Short term...
TONIGHT THROUGH FRIDAY NIGHT...Active surface trough slightly
south will continue southwest. High pressure farther south will
move east northeast and strengthen the ridge up north. RAOB from
this afternoon depicts an unstable and saturated profile.
Widespread showers east of Manua are now expected to move
southwest and across the territory tonight through Thursday night.
With the trough to the south, winds will remain light and variable
during the short term.

.Long term...
SATURDAY THROUGH WEDNESDAY...Showers will reduce across the
islands as the trough descends further south. Light and variable
winds will persist through the weekend and into the new week.


Seas of 5 to 7 ft will persist tonight and remain through the new
week. No other significant swells are expected.


Flash flood watch remains in effect until 10 pm SST Wednesday.



Malala is the U.S. government's official web portal to all federal, state and local government web resources and services.