286  
FXUS61 KPBZ 151925  
AFDPBZ  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
325 PM EDT SUN SEP 15 2019  
   
SYNOPSIS
 
 
SHOWERS WILL BE POSSIBLE MONDAY AS A WEAK COLD FRONT AND AN UPPER  
LEVEL DISTURBANCE CROSS THE REGION. DRY WEATHER AND WARM TEMPERATURE  
IS EXPECTED FOR THE REST OF THE WEEK.  
 

 
   
NEAR TERM /UNTIL 6 AM MONDAY MORNING/
 
 
CLOUD COVERAGE IS EXPECTED TO INCREASE THROUGHOUT THE EVENING AS A  
SHORTWAVE TROUGH PASSES OVER LAKE ERIE. ISOLATED SHOWERS ARE  
ARE OCCURRING NEAR I-80, WITH BETTER ASSOCIATED MOISTURE AND ASCENT.  
DRY CONDITIONS ARE EXPECTED TO PREVAIL SOUTH OF PITTSBURGH, WHERE  
SURFACE HIGH PRESSURE RESIDES.  
 

 
   
SHORT TERM /6 AM MONDAY MORNING THROUGH TUESDAY/
 
 
THE UPPER-LEVEL SHORTWAVE IS EXPECTED TO MOVE EAST EARLY MONDAY  
MORNING. HOWEVER, A FEW ISOLATED SHOWERS AND STORMS ARE FORECASTED  
TO FORM AS A WEAK COLD FRONT CROSSES CENTRAL OHIO MONDAY AFTERNOON.  
DESPITE ELEVATED INSTABILITY, ABOVE 20,000FT, AND LINGERING LOW-  
LEVEL MOISTURE, WARM AIR IN THE MID-LEVELS IS EXPECTED TO INTERFERE  
WITH UPDRAFTS.  
 
DRY WEATHER WILL RETURN TUESDAY AS SFC HIGH PRESSURE BUILDS IN  
BEHIND THE FRONT AND RIDGE BUILDING ALOFT COMMENCES.  
 

 
   
LONG TERM /TUESDAY NIGHT THROUGH SUNDAY/
 
 
RIDGING WILL REMAIN OVER THE OHIO RIVER VALLEY REGION THROUGH THE  
REST OF THE WEEK AS SFC HIGH PRESSURE SHIFTS FROM THE EASTERN GREAT  
LAKES TOWARDS THE EASTERN U.S. THIS WILL CONTINUE THE TREND FOR DRY  
WEATHER WITH ABOVE AVERAGE TEMPERATURE.  
 

 
   
AVIATION /20Z SUNDAY THROUGH FRIDAY/
 
 
GENERAL VFR CAN BE EXPECTED ALTHOUGH MID AND UPPER LEVEL CLOUDINESS  
WILL BE PREVALENT TONIGHT WITH A CROSSING SHORTWAVE. THE ASSOCIATED  
SFC REFLECTION AT MOST CONVECTIVELY FOCUS SOME ISOLATED ACTIVITY WITH  
MINIMAL TERMINAL EFFECTS.  
   
OUTLOOK
 
 
VFR IS ANTICIPATED FOR THE REST OF THE WEEK AS HIGH PRESSURE BUILDS.  
 

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

 
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab OH Page
The Nexlab PA Page
The Nexlab WV Page
The Nexlab MD Page Main Text Page