Area Forecast Discussion
Issued by NWS San Juan, PR

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000
FXCA62 TJSJ 301843
AFDSJU

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JUAN PR
243 PM AST SUN AUG 30 2015

.SYNOPSIS...TROPICAL WAVE MOVING IN THROUGH THE LOCAL AREA...WILL
MOVE AWAY FROM THE REGION TONIGHT. DRIER AIR FOR MONDAY THEN
ANOTHER TROPICAL WAVE MOVE IN LATE TUESDAY INTO WEDNESDAY.
RELATIVELY DRY AIR EXPECTED FROM THURSDAY THROUGH THE REST OF THE
WEEK. SURFACE HIGH PRESSURE TO THE NORTH OF THE LOCAL AREA WILL
KEEP MODERATE EASTERLY WINDS THROUGH WEDNESDAY...THEN WINDS WILL
RELAX FOR THE LATTER PART OF THE WEEK.


&&

.DISCUSSION...TROPICAL WAVE HAS MOVED ACROSS THE LOCAL REGION
TODAY. THIS MORNING...SOME SHOWERS AFFECTED THE EASTERN HALF OF
PUERTO RICO...BUT THESE SHOWERS MOVED QUICKLY. IN THE
AFTERNOON..SHOWERS WITH THUNDERSTORMS DEVELOPED OVER THE SAN JUAN
METROPOLITAN AREA AND THE NORTHWEST SECTION OF PUERTO RICO.
TROPICAL WAVE WILL EXIT THE LOCAL REGION LATER TONIGHT. ANOTHER
TROPICAL WAVE MOVE WILL MOVE IN LATE TUESDAY INTO WEDNESDAY. THIS
SECOND WAVE HAVE AMPLE LOW LEVEL MOISTURE ASSOCIATED WITH
IT.THEREFORE...AN INCREASE IN SHOWER ACTIVITY IS EXPECTED FOR THE
LOCAL REGION. AFTER THE PASSAGE OF THIS WAVE...RELATIVELY DRY
AIR IS EXPECTED FROM THURSDAY THROUGH THE REST OF THE WEEK. IN THE
LONG TERM...AT THIS TIME...NO SIGNIFICANT WEATHER EVENTS ARE
EXPECTED TO AFFECT THE LOCAL REGION.

TROPICAL STORM FRED DEVELOPED YESTERDAY OVER THE FAR EASTERN
ATLANTIC NEAR THE AFRICAN COAST. ACCORDINGLY TO LATEST BULLETIN
FROM NHC...FRED WILL MOVE NORTHWESTWARD OVER OPEN ATLANTIC WATERS
DURING THE NEXT SEVERAL DAYS...FAR AWAY FROM THE LOCAL REGION.

&&

.AVIATION...MOISTURE ASSOCIATED WITH PASSING TROPICAL WAVE WILL
CONTINUE TO PREVAIL THIS EVENING. HOWEVER...MOSTLY VFR CONDITIONS
ARE EXPECTED ACROSS THE LOCAL FLYING AREA WITH VCSH AT TJSJ AND
TIST. MVFR CONDS AND MOUNTAIN OBSCURATIONS EXPECTED TO CONTINUE AT
TJMZ AND TJBQ UNTIL 30/21Z IN SHRA/TSRA. EAST SOUTHEAST WINDS AT
10 TO 15 KNOTS WITH HIGHER THRU 30/23Z DIMINISHING AFTER THAT.

&&

.MARINE...SEAS UP TO 5 FEET AND WINDS UP TO 20 KNOTS ARE EXPECTED
OVER THE COASTAL WATERS. SMALL CRAFT SHOULD CONTINUE TO EXERCISE
CAUTION.


&&

.PRELIMINARY POINT TEMPS/POPS...
SJU  80  90  79  89 /  20  20  20  30
STT  80  90  80  88 /  30  30  30  30

&&

.SJU WATCHES/WARNINGS/ADVISORIES...
PR...HIGH RIP CURRENT RISK UNTIL 6 PM AST THIS EVENING FOR NORTHWEST-
     WESTERN INTERIOR.

VI...NONE.
AM...NONE.
&&

$$

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