871  
FXUS63 KIWX 231048  
AFDIWX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE NORTHERN INDIANA  
648 AM EDT FRI AUG 23 2019  
   
SYNOPSIS
 
 
ISSUED AT 231 AM EDT FRI AUG 23 2019  
 
DRY CONDITIONS AND BELOW NORMAL TEMPERATURES ARE EXPECTED THROUGH  
THIS WEEKEND. LOW TEMPERATURES WILL DROP INTO THE 50S, WITH  
AFTERNOON HIGHS IN MID TO UPPER 70S. CHANCES FOR RAIN WILL RETURN  
EARLY NEXT WEEK.  
 

 
   
SHORT TERM
 
(TODAY THROUGH SUNDAY)  
ISSUED AT 231 AM EDT FRI AUG 23 2019  
 
NO SENSIBLE WEATHER CONCERNS THROUGH THE WEEKEND AS DRY AND  
COMFORTABLE AIRMASS SETTLES IN ON THE SOUTHERN FRINGE OF HIGH  
PRESSURE. LOWS WILL GENERALLY BE IN THE 50S WITH AFTERNOON HIGHS  
IN THE 70S.  
 

 
   
LONG TERM
 
(SUNDAY NIGHT THROUGH THURSDAY)  
ISSUED AT 231 AM EDT FRI AUG 23 2019  
 
RIDGING BOTH ALOFT AND AT THE SURFACE WILL GET SHUNTED OFF TO THE  
EAST EARLY NEXT WEEK AS NORTHEAST PACIFIC JET ENERGY EMERGES INTO  
THE NORTH-CENTRAL US, AND EVENTUALLY THE GREAT LAKES REGION. LEAD  
SHORTWAVE AND IMPRESSIVE THETA-E ADVECTION SURGE BRINGS INCREASING  
CHANCES FOR SHOWERS AND PERHAPS A THUNDERSTORM MONDAY INTO MONDAY  
NIGHT, WITH CHANCES CONTINUING INTO TUESDAY AS HEIGHT FALLS AND  
SYSTEM COLD FRONT TRANSLATE THROUGH THE LOWER GREAT LAKES. MAINLY  
DRY AND SEASONABLE CONDITIONS WILL THEN LIKELY FOLLOW POST-FRONTAL  
INTO THE MIDDLE OF THE WEEK.  
 

 
   
AVIATION
 
(FOR THE 12Z TAFS THROUGH 12Z SATURDAY MORNING)  
ISSUED AT 647 AM EDT FRI AUG 23 2019  
 
VFR FLIGHT CONDITIONS WILL PREVAIL THROUGHOUT NORTHERN INDIANA  
THROUGH THE FORECAST PERIOD, AND LIKELY THROUGH THE WEEKEND, AS  
SURFACE HIGH PRESSURE PERSISTS OVER THE UPPER GREAT LAKES.  
 

 
   
IWX WATCHES/WARNINGS/ADVISORIES
 
 
IN...BEACH HAZARDS STATEMENT THROUGH THIS EVENING FOR INZ003.  
 
MI...NONE.  
OH...NONE.  
LM...SMALL CRAFT ADVISORY UNTIL 11 PM EDT THIS EVENING FOR LMZ046.  
 

 
 

 
 
SYNOPSIS...STEINWEDEL  
SHORT TERM...STEINWEDEL  
LONG TERM...STEINWEDEL  
AVIATION...MURPHY  
 
VISIT US AT WWW.WEATHER.GOV/IWX  
 
FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:  
WWW.FACEBOOK.COM/NWSNORTHERNINDIANA  
WWW.TWITTER.COM/NWSIWX  
WWW.YOUTUBE.COM/NWSNORTHERNINDIANA  
 
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