Area Forecast Discussion
Issued by NWS Pago Pago

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164
FXZS60 NSTU 130052
AFDPPG

AREA FORECAST DISCUSSION FOR AMERICAN SAMOA AND INDEPENDENT SAMOA
NATIONAL WEATHER SERVICE PAGO PAGO AS
152 PM SST FRI FEB 12 2016

.SHORT TERM...
.TONIGHT THROUGH SUNDAY NIGHT...A DRY SPELL WILL REMAIN ACROSS THE
SAMOAN ISLANDS THROUGH SUNDAY NIGHT. HOWEVER...THE LOCAL EFFECTS
WILL TRIGGER SCATTERED SHOWERS OVER TUTUILA AND MANUA SATURDAY
AFTERNOON INTO SATURDAY EVENING. DRY EASTERLY WINDS WILL BECOME
LIGHT AND VARIABLE SATURDAY EVENING...THEN TURNING NORTHWEST AT 5
TO 10 KT SUNDAY. THE RELATIVE HUMIDITY WILL CONTINUE TO DROP TO
NEAR THE MID TO UPPER 60S AS THE BULK OF MOISTURE REMAINS TO THE
WEST OF THE DATE LINE.

.LONG TERM...
.MONDAY THROUGH FRIDAY...A MONSOONAL TROUGH FROM THE SOUTH WILL
MOVE CLOSER TO THE AREA STARTING MONDAY THROUGH THE MIDWEEK. IF
MODELS ARE CORRECT...NUMEROUS TO FREQUENT SHOWERS AND POSSIBLE
TSTMS WILL ENTER THE FCST ZONES THROUGH THE REST OF THE WEEK. FOR
NOW...WILL UPDATE THE SHOWER COVERAGE TO SCATTERED WORDING STARTING
MONDAY EVENING WHILE MONITORING THIS SITUATION FOR FURTHER UPDATES.
ANTICIPATE NORTHWEST WINDS OF 10 TO 15 KT TO INCREASE TO 15 TO 20 KT
MONDAY NIGHT.

&&

.MARINE...SEAS OF 5 TO 7 FEET WILL PERSIST THROUGH THE WEEKEND. A
NORTH-NORTHWEST SWELL OF 7 TO 9 FEET WILL ENTER THE SAMOAN WATERS
STARTING MONDAY NIGHT...THEN BUILDING TO NEAR 9 TO 12 FEET TUESDAY.
ISSUANCE OF ADVISORIES FOR HIGH SURFS AND SMALL CRAFTS ARE MANDATORY
TO REFLECT THIS EXPECTED SITUATION.

&&

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

&&

$$

CB






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