Area Forecast Discussion
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000
FXUS61 KPBZ 271746
AFDPBZ

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
146 PM EDT WED AUG 27 2014

.SYNOPSIS...
WARM TEMPERATURES WILL PERSIST THROUGH THE WEEK. A SHOWER OR STORM
WILL BE POSSIBLE TODAY AS A WEAK COLD FRONT PASSES THROUGH.

&&

.NEAR TERM /THROUGH TONIGHT/...
 DESPITE ALL THE CONVECTIVE POTENTIAL IN THE WARM MOIST LOWER
LEVELS...MID LEVEL RIDGING HAS THUS FAR CAPPED OFF ANY ACTIVITY.
WE SHOULD START TO SEE BETTER BUILDUPS THROUGH THE AFTERNOON WITH
SCATTERED SHOWERS AND THUNDERSTORM DEVELOPMENT...MAINLY FROM JUST
NORTH OF ALLEGHENY COUNTY AND SOUTH...AS SFC TEMPS RISE SLIGHTLY AND
WEDGE OF 70+ DEGREE DEWPOINTS SHIFT SOUTH AHEAD OF THE FRONT.
STILL DO NOT ANTICIPATE MUCH IN THE WAY OF ORGANIZED STORMS BUT
BASED ON LATEST SOUNDINGS THERE WILL BE THE POTENTIAL FOR STRONG
WINDS IN THE VICINITY OF ANY COLLAPSING STORMS. THUNDERSTORMS WILL
DIMINISH EARLY THIS EVENING AS THERMODYNAMICS DECREASE AND THE FRONT
CONTINUES TO MOVE SOUTH...WITH COOLER AND DRIER AIR MOVING IN
BEHIND IT.

&&

.SHORT TERM /THURSDAY THROUGH FRIDAY NIGHT/...
HIGH PRESSURE WILL BE IN CONTROL THURSDAY AND FRIDAY AND RESULT IN
DRY CONDITIONS...AS RIDGING BUILDS BACK IN FROM TH WEST.
TEMPERATURES WILL DROP TO JUST BELOW NORMAL ON THURSDAY BEHIND THE
FRONT...BUT QUICKLY BOUNCE BACK ON FRIDAY...TO VALUES JUST SLIGHTLY BELOW
WHAT IS BEING OBSERVED TODAY.




&&

.LONG TERM /SATURDAY THROUGH WEDNESDAY/...
SVRL DISTURBANCES EMBEDDED IN ZONAL FLOW ALOFT WL KEEP OCNL SHWR
AND TSTM CHCS THRU MUCH OF THE LONG TERM PD. THE BEST CHCS FOR
PCPN WL BE WITH STRONGER WAVES SUN AND TWD MID WK. TEMPS SHOULD
AVG SVRL DEG ABV THE SEASONAL LVLS.

&&

.AVIATION /18Z WEDNESDAY THROUGH MONDAY/...
MAINLY VFR CONDS EXPD THRU TNGT. A WK CDFNT WL CONT TO MOVE S ACRS
THE RGN WITH SCT SHWRS AND PSBL TSTMS DVLPG. LACK OF UPR SPPRT AND
MID LVL RIDGING WL LMT PCPN COVG...SO MAINTAINED VCSH IN THE TAFS
S OF THE FNT. CU/SC CIGS WL SCT OUT AFT FROPA THIS EVE.

OUTLOOK.../THURSDAY THROUGH MONDAY/...
ADVNG GT LKS LOW PRES WL BRING PSBL SHWR/TSTM RSTRNS SUN.

&&

.PBZ WATCHES/WARNINGS/ADVISORIES...
MD...NONE.
OH...NONE.
PA...NONE.
WV...NONE.

&&

$$






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