578  
ABUS99 KMRX 180412 RRA  
SYNMRX  
 
REGIONAL SYNOPSIS  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
1210 AM EDT FRI SEP 18 2026  
   
SYNOPSIS
 
 
 
ABNORMALLY HOT TEMPERATURES CAN BE EXPECTED INTO THE WEEKEND AS A  
LARGE HIGH PRESSURE RIDGE SLOWLY MOVES WEST OVER THE REGION. SHOWER  
AND THUNDERSTORM CHANCES, WHILE LOW, WILL GRADUALLY EXPAND IN AREAL  
COVERAGE OVER THE WEEKEND IN THE AFTERNOON HOURS TO INCLUDE THE  
WHOLE AREA.  
 

 
 
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