Area Forecast Discussion
Issued by NWS Pago Pago

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000
FXZS60 NSTU 210104
AFDPPG

AREA FORECAST DISCUSSION FOR AMERICAN SAMOA AND INDEPENDENT SAMOA
NATIONAL WEATHER SERVICE PAGO PAGO AS
204 PM SST SAT SEP 20 2014

.SHORT TERM...
TONIGHT THROUGH MONDAY NIGHT...SATELLITE IMAGERIES SHOW A NEARLY
STATIONARY NEAR NORTHEAST OF THE ISLANDS. RAOB FROM THIS
AFTERNOON DEPICTS A STABLE PROFILE OVER THE ISLANDS. MODELS
CONTINUE TO HOLD THE TROUGH TO THE NORTHEAST IN THE NEXT SEVERAL
DAYS. HIGH PRESSURE TO THE FAR SOUTHEAST IS SLOWLY MIGRATING
EASTWARD. THEREFORE...NO CHANGES TO THE PREVIOUS FCST.

.LONG TERM...
TUESDAY THROUGH SATURDAY...ANOTHER HIGH PRESSURE APPROACHING FROM
THE SOUTHEAST OF FIJI WILL MAINTAIN GENTLE WINDS ACROSS THE
ISLANDS THROUGHOUT WEDNESDAY. AS THE HIGH PRESSURE MOVES TO THE
SOUTH OF THE ISLANDS...EAST WINDS WILL GRADUALLY INTENSIFY TO
BREEZY CONDITIONS ON WEDNESDAY NIGHT. MODELS ARE NOW BRINGING
SCATTERED SHOWERS ACROSS THE ISLANDS AS A CONVERGENCE DEVELOPS
ACROSS THE ISLANDS ON THURSDAY BEFORE DISSIPATING ON FRIDAY.
THEREFORE WILL AMEND THE PREVIOUS FCST TO REFLECT THE CURRENT
SITUATION OF MODEL OUTPUTS.

&&

.MARINE...
STRONG SOUTHERLY SWELLS ARE EXPECTED TO IMPACT COASTAL WATERS AND
SHORELINES ON TUESDAY. SEAS WILL BUILD 7 TO 9 FT BEFORE RISING 9
TO 12 FT ON TUESDAY NIGHT. THESE HAZARDOUS CONDITIONS WILL PERSIST
BEYOND THE FCST PERIOD. FOR NOW...SEAS OF 5 TO 7 FT ACROSS WILL
REMAIN ACROSS COASTAL WATERS OF FCST AREA.

&&

.PPG WATCHES/WARNINGS/ADVISORIES...
NONE.

&&

$$

MALALA






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