910  
FXUS63 KIWX 300729  
AFDIWX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE NORTHERN INDIANA  
329 AM EDT THU JUL 30 2015  
   
SYNOPSIS
 
 
ISSUED AT 327 AM EDT THU JUL 30 2015  
 
HIGH PRESSURE WILL BUILD ACROSS THE REGION TODAY AND TONIGHT.  
HIGH TEMPERATURES IN THE LOW TO MID 80S ARE EXPECTED THIS  
AFTERNOON FOLLOWED BY LOWS TONIGHT IN THE LOW TO MID 60S.  
 

 
   
SHORT TERM
 
(TODAY AND TONIGHT)  
ISSUED AT 327 AM EDT THU JUL 30 2015  
 
SFC RIDGE WILL BLD EWD THROUGH THE WRN OH VALLEY THIS  
PD RESULTING IN FAIR/SEASONABLE WEATHER. AS SUCH...NO SENSIBLE WX  
CONCERNS. OTRWS ENLARGED SHRT TERM DIURNAL TO ACCOUNT FOR XPCD  
DECENT MIXING THIS AFTN AND DECOUPLING OVERNIGHT W/A LEAN TWD WARMER  
MOS MAX TEMPS/COOLER MINS TONIGHT.  
 

 
   
LONG TERM
 
(FRIDAY THROUGH WEDNESDAY)  
ISSUED AT 327 AM EDT THU JUL 30 2015  
 
HUDSON BAY UPPER LOW WILL KEEP THE REGION IN A SOMEWHAT TURBULENT  
PATTERN AS SEVERAL WAVES AND SURFACE REFLECTIONS TAKE AIM ON THE  
AREA THROUGH THE PERIOD. FEW CHANGES TO THE PREVIOUS FORECAST AS  
THINKING HAS CHANGED LITTLE WITH AT LEAST SOME CHANCE OF  
MEASURABLE PRECIP WITH EACH WAVE. HAVE REMOVED ANY POPS FROM  
FRIDAY NIGHT AS ALL SIGNS CONTINUE TO POINT TOWARDS A DRY FRONTAL  
PASSAGE AS MAIN ENERGY REMAINS NORTH. WITH EACH SUBSEQUENT WAVE  
THE CHANCES TO INCREASE SOMEWHAT WITH MAIN FOCUS BEING ON FRONTAL  
PASSAGE MONDAY THAT WILL USHER IN COOLER AIR AND ALLOW A  
POTENTIALLY MORE ACTIVE PATTERN. WHILE GENERAL TRENDS FOR NEXT  
WEEK SUGGEST HIGH PRESSURE WILL DOMINATE...BY MID WEEK ECMWF/DGEX  
HINT AT A SEASONABLY STRONG SYSTEM THAT COULD BRING RAIN AND  
STORMS TO THE AREA. FOR NOW DRY FORECAST WILL PREVAIL.  
 
SEASONABLE TEMPS WILL BE REPLACED BY A COOLER TREND NEXT WEEK.  
 

 
   
AVIATION
 
(FOR THE 06Z TAFS THROUGH 06Z THURSDAY NIGHT)  
ISSUED AT 327 AM EDT THU JUL 30 2015  
 
VFR CONDS XPCD THROUGH THE PD AS SFC RIDGE BLDS EWD INTO  
THE WRN OH VALLEY.  
 

 
   
IWX WATCHES/WARNINGS/ADVISORIES
 
 
IN...NONE.  
MI...NONE.  
OH...NONE.  
LM...NONE.  

 
 

 
 
SYNOPSIS...T  
SHORT TERM...T  
LONG TERM...FISHER  
AVIATION...T  
 
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