362  
CDUS44 KMRX 120809  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
309 AM EST SUN JAN 12 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR JANUARY 11 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 31 4:16 PM 76 2020 46 -15 52  
MINIMUM 19 11:51 PM -7 1978 26 -7 20  
AVERAGE 25 36 -11 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.91 2012 0.11 -0.10 0.00  
MONTH TO DATE 1.08 1.25 -0.17 1.51  
SINCE DEC 1 4.10 5.01 -0.91 5.10  
SINCE JAN 1 1.08 1.25 -0.17 1.51  
 
SNOWFALL (IN)  
YESTERDAY T 0.1 -0.1 0.0  
MONTH TO DATE 2.7 1.0 1.7 0.3  
SINCE DEC 1 3.8 2.7 1.1 0.3  
SINCE JUL 1 4.2 3.0 1.2 0.3  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 40 29 11 29  
MONTH TO DATE 398 313 85 310  
SINCE DEC 1 1134 1108 26 1001  
SINCE JUL 1 1761 1961 -200 1713  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 2:00 AM  
LOWEST 61 2:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 71 2013  
MINIMUM TEMPERATURE (F) 26 5 1977  
 
SUNRISE AND SUNSET  
JANUARY 12 2025.......SUNRISE 7:41 AM EST SUNSET 5:35 PM EST  
JANUARY 13 2025.......SUNRISE 7:41 AM EST SUNSET 5:36 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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