603  
CDUS44 KMRX 140825  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
425 AM EDT SAT SEP 14 2024  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 1:47 PM 96 2019 82 3 83  
MINIMUM 62 2:33 AM 38 1940 58 4 63  
AVERAGE 74 70 4 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 1.83 1947 0.10 0.01 0.00  
MONTH TO DATE 0.13 1.21 -1.08 0.65  
SINCE SEP 1 0.13 1.21 -1.08 0.65  
SINCE JAN 1 30.55 32.92 -2.37 33.00  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 8 1 7 0  
SINCE SEP 1 8 1 7 0  
SINCE JUL 1 9 2 7 0  
 
COOLING  
YESTERDAY 9 5 4 8  
MONTH TO DATE 59 85 -26 128  
SINCE SEP 1 59 85 -26 128  
SINCE JAN 1 1187 1027 160 1005    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 48 1:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 1998  
MINIMUM TEMPERATURE (F) 57 41 1985  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2024.....SUNRISE 7:12 AM EDT SUNSET 7:38 PM EDT  
SEPTEMBER 15 2024.....SUNRISE 7:12 AM EDT SUNSET 7:36 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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