667  
FXUS64 KMRX 190123 AAB  
AFDMRX  
 
AREA FORECAST DISCUSSION...UPDATED  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
923 PM EDT SAT MAY 18 2013  
   
DISCUSSION
 
 
VERY MINOR TWEAKS MADE TO THE FORECAST TONIGHT AS EVERYTHING  
APPEARS TO BE ON TRACK. A WEAKENING AREA OF LOW PRESSURE WILL  
CONTINUE TO TRACK ACROSS THE FORECAST AREA TONIGHT...BRINGING GOOD  
OPPORTUNITIES FOR SCATTERED SHOWERS AND PERHAPS AN ISOLATED RUMBLE OF  
THUNDER THROUGH LATE EVENING. GIVEN THE HIGH LOW-LEVEL MOISTURE  
CONTENT...A LOCALLY HEAVY BURST OF RAINFALL WILL BE POSSIBLE UNDER  
THE STRONGEST SHOWERS. SOME LOW-CLOUD DEVELOPMENT IS ALSO EXPECTED  
LATER TONIGHT...ALONG WITH SOME LOCALIZED POCKETS OF FOG IN THE  
USUAL FOG-PRONE SHELTERED AREAS. OVERNIGHT LOWS WILL GENERALLY  
REMAIN IN THE 60S IN MOST VALLEY LOCATIONS OVERNIGHT GIVEN THE  
DENSE CLOUD COVER/PRECIPITATION.  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
CHATTANOOGA AIRPORT, TN 65 83 65 88 67 / 60 60 30 20 10  
KNOXVILLE MCGHEE TYSON AIRPORT, TN 64 82 64 87 66 / 60 60 40 20 10  
OAK RIDGE, TN 65 82 65 87 67 / 60 60 30 20 10  
TRI CITIES AIRPORT, TN 59 80 59 85 61 / 70 70 40 30 10  
 

 
   
MRX WATCHES/WARNINGS/ADVISORIES
 
 
NC...NONE.  
TN...NONE.  
VA...NONE.  
 

 
 

 
 
AMP  
 
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