543  
CDUS44 KMRX 260844  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
444 AM EDT THU SEP 26 2024  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 25 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 10:59 AM 91 2007 78 -3 75  
MINIMUM 64 11:20 PM 38 1950 53 11 56  
AVERAGE 70 65 5 66  
 
PRECIPITATION (IN)  
YESTERDAY 2.65R 1.38 1989 0.09 2.56 0.00  
MONTH TO DATE 4.43 2.36 2.07 0.79  
SINCE SEP 1 4.43 2.36 2.07 0.79  
SINCE JAN 1 34.85 34.07 0.78 33.14  
 
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 2 -2 0  
MONTH TO DATE 8 18 -10 1  
SINCE SEP 1 8 18 -10 1  
SINCE JUL 1 9 19 -10 1  
 
COOLING  
YESTERDAY 5 3 2 1  
MONTH TO DATE 148 132 16 158  
SINCE SEP 1 148 132 16 158  
SINCE JAN 1 1276 1074 202 1035    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 78 12:00 PM  
AVERAGE 89  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 89 1970  
1998  
2017  
MINIMUM TEMPERATURE (F) 53 36 2001  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2024.....SUNRISE 7:21 AM EDT SUNSET 7:20 PM EDT  
SEPTEMBER 27 2024.....SUNRISE 7:22 AM EDT SUNSET 7:18 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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