221  
CDUS44 KMRX 132138  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
538 PM EDT WED SEP 13 2023  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 83 3:54 PM 96 2019 82 1 77  
MINIMUM 65 6:50 AM 38 1940 58 7 51  
AVERAGE 74 70 4 64  
 
PRECIPITATION (IN)  
TODAY 0.00 1.83 1947 0.10 -0.10 0.00  
MONTH TO DATE 0.65 1.21 -0.56 1.38  
SINCE SEP 1 0.65 1.21 -0.56 1.38  
SINCE JAN 1 33.00 32.92 0.08 33.63  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 1  
MONTH TO DATE 0 1 -1 1  
SINCE SEP 1 0 1 -1 1  
SINCE JUL 1 0 2 -2 1  
 
COOLING  
TODAY 9 5 4 0  
MONTH TO DATE 129 85 44 98  
SINCE SEP 1 129 85 44 98  
SINCE JAN 1 1006 1027 -21 1246    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 45 2:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 1998  
MINIMUM TEMPERATURE (F) 57 41 1985  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2023.....SUNRISE 7:10 AM EDT SUNSET 7:40 PM EDT  
SEPTEMBER 14 2023.....SUNRISE 7:11 AM EDT SUNSET 7:39 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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