654  
CDUS44 KMRX 180824  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
424 AM EDT WED SEP 18 2024  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 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 75 3:05 PM 92 1954 81 -6 78  
MINIMUM 58 2:24 AM 37 2000 56 2 64  
AVERAGE 67 68 -1 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.57 2.37 2004 0.10 0.47 0.05  
MONTH TO DATE 0.91 1.61 -0.70 0.70  
SINCE SEP 1 0.91 1.61 -0.70 0.70  
SINCE JAN 1 31.33 33.32 -1.99 33.05  
 
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 5 3 0  
SINCE SEP 1 8 5 3 0  
SINCE JUL 1 9 6 3 0  
 
COOLING  
YESTERDAY 2 4 -2 6  
MONTH TO DATE 78 104 -26 148  
SINCE SEP 1 78 104 -26 148  
SINCE JAN 1 1206 1046 160 1025    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 82 3:00 PM  
AVERAGE 91  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 93 1954  
MINIMUM TEMPERATURE (F) 56 39 1943  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2024.....SUNRISE 7:15 AM EDT SUNSET 7:32 PM EDT  
SEPTEMBER 19 2024.....SUNRISE 7:16 AM EDT SUNSET 7:30 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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