532  
FXUS64 KMRX 061051  
AFDMRX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
651 AM EDT SAT JUN 6 2026  
   
..NEW AVIATION  
 
   
KEY MESSAGES  
 
UPDATED AT 645 AM EDT SAT JUN 6 2026  
 
- THE DRY WEATHER WILL CONTINUE TODAY.  
 
- CHANCES FOR SHOWERS AND THUNDERSTORMS ARE EXPECTED EACH DAY  
SUNDAY THROUGH THE COMING WORK WEEK ESPECIALLY IN THE  
AFTERNOON/EVENING HOURS.  
 
 
   
DISCUSSION  
 
ISSUED AT 226 AM EDT SAT JUN 6 2026  
 
IN THE UPPER LEVELS, A RIDGE IS CENTERED OVER THE SOUTHEAST U.S. AT  
THE SURFACE, HIGH PRESSURE IS OVER THE SOUTHEAST. BY THIS AFTERNOON,  
A TROUGH IN THE UPPER LEVELS AND A LOW PRESSURE SYSTEM NEAR THE  
SURFACE WILL MOVE INTO THE NORTHEAST BRINGING A BOUNDARY ACROSS THE  
OHIO VALLEY. DRY WEATHER WILL CONTINUE TODAY. TEMPERATURES AND DEW  
POINTS WILL BE ON THE RISE TODAY AND SUNDAY AS SOUTHWESTERLY FLOW  
CONTINUES. BY SUNDAY, THE AFOREMENTIONED BOUNDARY REMAINS WELL TO  
OUR NORTH. AN UPPER LEVEL LOW GETS SOMEWHAT STUCK NEAR KS/MO AS A  
BLOCKING RIDGE EXTENDS FROM THE SOUTHEAST U.S. TO ONTARIO, CANADA.  
THE REMNANTS OF THIS UPPER LOW WILL MAKE IT INTO THE OHIO VALLEY  
TUES/WED.  
 
RAIN CHANCES START TO INCREASE SUNDAY AFTERNOON BUT REMAIN LOW.  
THEN, SCATTERED SHOWERS AND STORMS ARE LIKELY EVERY DAY NEXT WEEK.  
THIS ACTIVITY WILL BE HIT AND MISS AND MAINLY DURING THE PEAK  
HEATING HOURS OF THE AFTERNOON AND EVENING. IT LOOKS LIKE MONDAY,  
TUESDAY AND WEDNESDAY MAY HAVE THE BEST COVERAGE AS THE RIDGE DRIFTS  
EASTWARD. OVERALL, THE PATTERN LOOKS WEAK FOR FORCING BUT  
INSTABILITY WILL BE HIGH WITH INCREASING MOISTURE (PWAT VALUES NEAR  
2 INCHES) AND A HIGH SUN ANGLE THIS TIME OF YEAR.  
 
 
   
AVIATION  
 
(12Z TAFS)  
ISSUED AT 651 AM EDT SAT JUN 6 2026  
 
SOME MID TO HIGH CLOUDS WILL CONTINUE THROUGH THE PERIOD WITH VFR  
CONDITIONS. WINDS WILL INCREASE TO NEAR 10 KTS FROM THE SOUTH AT  
CHA AND MORE WSW AT TYS AND TRI. WINDS WILL DECREASE TONIGHT WITH  
CLEARING AND CALM WINDS AGAIN OVERNIGHT.  
 
 
   
PRELIMINARY POINT TEMPS/POPS  
 
CHATTANOOGA AIRPORT, TN 88 68 83 69 / 0 0 60 40  
KNOXVILLE MCGHEE TYSON AIRPORT, TN 88 67 87 69 / 0 0 10 20  
OAK RIDGE, TN 86 65 85 67 / 0 0 10 30  
TRI CITIES AIRPORT, TN 86 63 87 66 / 0 0 0 0  
 
 
   
MRX WATCHES/WARNINGS/ADVISORIES  
 
NC...NONE.  
TN...NONE.  
VA...NONE.  
 
 
 
 
DISCUSSION...MCD  
AVIATION...BW  
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