Area Forecast Discussion
Issued by NWS San Juan, PR

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FXCA62 TJSJ 201903
AFDSJU

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JUAN PR
303 PM AST MON OCT 20 2014

.SYNOPSIS...SHORTWAVE-TROUGH OVR THE CNTRL CARIBBEAN WILL MOVE
ACROSS PR TUE. UPPER LEVEL RIDGE WILL BUILD WED THROUGH SAT THEN
WEAKEN AS TUTT EVOLVES OVR THE SRN CARIBBEAN.

&&

.DISCUSSION...WHILE A S/W TROUGH WILL MOVE ACROSS THE AREA ON
TUE...MID-LEVEL DRYING SHOULD LIMIT AREAL COVERAGE OF AFTERNOON
CONVECTION. FURTHER DRYING IS EXPECTED WED THROUGH THU AS
SUBSIDENCE INVERSION STRENGTHENS WITH SOME MOISTURE RECOVERY AT
THE END OF THE WEEK. NEXT TROPICAL WAVE EAST OF 50W WILL REMAIN
MAINLY SOUTH OF THE AREA. TEMPS WILL BE ON THE RISE THROUGH SAT
WITH RECORD HIGHS LIKELY AT THE END OF THE WEEK.

&&

.AVIATION...A T-STORM POSSIBLE AT JMZ TUE AFTERNOON. OTHERWISE...
VFR CONDITIONS EXPECTED NEXT 24 HRS.

&&

.MARINE...SOME INCREASE IN WINDS THROUGH SAT BUT SHOULD REMAIN
BELOW 15 KNOTS. SEAS MAINLY 2-4 FT.


&&

.PRELIMINARY POINT TEMPS/POPS...
SJU  77  88  77  89 /  20  20   0  10
STT  78  87  77  88 /  20  20  10  10

&&

.SJU WATCHES/WARNINGS/ADVISORIES...
PR...NONE.
VI...NONE.
COASTAL WATERS...NONE.
&&

$$

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