Area Forecast Discussion
Issued by NWS San Juan, PR

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FXCA62 TJSJ 301755
AFDSJU

Area Forecast Discussion
National Weather Service San Juan PR
155 PM AST TUE AUG 30 2016

.SYNOPSIS...Mid to upper ridge building from the northeast will
hold through the end of the work week. Saharan air layer will
continue to create hazy skies through Wednesday, returning once
gain by early in the weekend. Weak wave increases moisture later
on Thursday. A stronger wave is forecast to be close to the
forecast area by Sun-Mon next week. Surface high pressure will
continue across the Atlantic. TC Gaston will continue to move
further to the northeast across the open Atlantic.


&&

.DISCUSSION...Sunny to partly cloudy skies prevailed Today across
the local islands. Hazy skies due to Saharan dust and fair
weather conditions persisted through the early afternoon hours.
Ridge aloft will continue to maintain fair weather conditions
across the islands for much of the forecast period. Limited shower
activity is expected each day, with streamers developing off the
islands and shallow afternoon convection over sections of western
PR. Trade wind showers could bring brief periods of light rains
across the USVI and eastern PR during the overnight hours. A weak
wave will enter the local area by late Thursday, increasing
moisture and the chances for showers across the islands. Another
SAL moves across the islands during the weekend followed by an
active tropical wave by early next week.


&&

.AVIATION...VFR conds expected across the local flying durg entire
prd. VFR...Few cld lyrs FL025...FL050...Sct-Bkn FL200-250. Mostly
Isold SHRA mainly ovr W interior PR and vcty TJMZ...TJBQ. L/lvl wnds
fm E-SE blo FL200 bcmg fm S and incr w/ht abv. No sig operational wx
hazards expected across the local flying area attm.


&&

.MARINE...Seas will increase up to 6 feet on Wednesday across
the offshore waters and passages. Trade winds will also increase
up to 20 knots across the local waters. Therefore, small crafts
should exercise caution. No small craft advisories are not anticipated
at the moment during the next few days.


&&

.PRELIMINARY POINT TEMPS/POPS...
SJU  81  92  80  90 /  20  20  20  20
STT  80  91  80  90 /  20  20  20  20

&&

.SJU Watches/Warnings/Advisories...
PR...None.
VI...None.
AM...None.
&&

$$

09/13



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