143  
CDUS44 KMRX 280942  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
442 AM EST THU DEC 28 2023  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR DECEMBER 27 2023  
 
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)  
YESTERDAY  
MAXIMUM 54 4:13 PM 77 2015 47 7 43  
MINIMUM 37 10:52 PM 8 1948 28 9 22  
AVERAGE 46 38 8 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.16 1974 0.12 -0.11 0.00  
MONTH TO DATE 3.56 3.32 0.24 3.38  
SINCE DEC 1 3.56 3.32 0.24 3.38  
SINCE JAN 1 38.84 43.53 -4.69 41.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1 -0.1 0.0  
MONTH TO DATE T 1.4 -1.4 0.5  
SINCE DEC 1 T 1.4 -1.4 0.5  
SINCE JUL 1 T 1.7 -1.7 0.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 27 -8 32  
MONTH TO DATE 591 683 -92 684  
SINCE DEC 1 591 683 -92 684  
SINCE JUL 1 1303 1536 -233 1538  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1077 1104 -27 1294    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 9:00 PM  
LOWEST 77 5:00 PM  
AVERAGE 89  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 73 2015  
2021  
MINIMUM TEMPERATURE (F) 28 8 2010  
 
SUNRISE AND SUNSET  
DECEMBER 28 2023......SUNRISE 7:40 AM EST SUNSET 5:22 PM EST  
DECEMBER 29 2023......SUNRISE 7:41 AM EST SUNSET 5:23 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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