Area Forecast Discussion
Issued by NWS Pago Pago

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000
FXZS60 NSTU 300114
AFDPPG

AREA FORECAST DISCUSSION FOR AMERICAN SAMOA AND INDEPENDENT SAMOA
NATIONAL WEATHER SERVICE PAGO PAGO AS
214 PM SST SUN MAR 29 2015

.SHORT TERM...
.TONIGHT THROUGH TUESDAY NIGHT...THE LATEST GFS MODEL RESOLUTION PLACED
THE EXISTING SURFACE TROUGH AXIS ACROSS THE FCST ZONES TONIGHT INTO
MONDAY NIGHT. ALTHOUGH PREV FCST SUGGESTED MINIMAL SHOWERS THROUGH
TUESDAY...BUT A LINE OF CLOUDS FORMING ALONG THE TROUGH AXIS WILL
BRUSH SCATTERED TO NUMEROUS SHOWERS AND POSSIBLE TSTMS DURING THE
NEXT 12 TO 36 HOURS. THE TRADE-WIND FLOW WILL RETURN STARTING TUESDAY
EVENING AS THE TROUGH AXIS DISSIPATES TUESDAY AFTERNOON. AS A RESULT...
HAVE UPDATED THE SHOWER COVERAGE AND WINDS PARAMETER. ANTICIPATE
INCREASING RAINFALL AND ISOLATED TSTMS ACROSS THE SAMOAN ISLANDS
THROUGH TUESDAY MORNING.

.LONG TERM...
.WEDNESDAY THROUGH SUNDAY...RELATIVELY DRY WEATHER CONDITIONS ARE
EXPECTED. THE TRADE-WIND FLOW WILL PERSIST ACROSS THE AREA. A
LARGE AREA OF HIGH PRESSURE TO THE SOUTH OF THE REGION WILL
INFLUENCE LOCAL WEATHER CONDITIONS DURING THE NEXT SEVERAL DAYS
WITH ONLY MINIMAL SHOWERS EXPECTED INTO THE END OF THE WEEK.

&&

.MARINE...THERE ARE NO SIGNIFICANT SWELLS EXPECTED OVER THE NEXT
COUPLE OF DAYS. THEREFORE...ANTICIPATE MODERATE SEAS THROUGH THE
MIDWEEK.

&&

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

&&

$$

BAQUI







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