729  
CDUS44 KMRX 160919  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
419 AM EST SAT DEC 16 2023  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR DECEMBER 15 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 60 3:40 PM 75 1971 49 11 53  
MINIMUM 23 7:34 AM 5 2010 29 -6 36  
AVERAGE 42 39 3 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.82 1972 0.13 -0.13 0.49  
MONTH TO DATE 3.13 1.94 1.19 3.09  
SINCE DEC 1 3.13 1.94 1.19 3.09  
SINCE JAN 1 38.41 42.15 -3.74 41.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.7 -0.7 0.0  
SINCE DEC 1 0.0 0.7 -0.7 0.0  
SINCE JUL 1 0.0 1.0 -1.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 26 -3 20  
MONTH TO DATE 332 364 -32 272  
SINCE DEC 1 332 364 -32 272  
SINCE JUL 1 1044 1217 -173 1126  
 
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 7 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 0.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 3:00 AM  
LOWEST 26 3:00 PM  
AVERAGE 57  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 72 2015  
MINIMUM TEMPERATURE (F) 29 3 1989  
 
SUNRISE AND SUNSET  
DECEMBER 16 2023......SUNRISE 7:35 AM EST SUNSET 5:16 PM EST  
DECEMBER 17 2023......SUNRISE 7:35 AM EST SUNSET 5:16 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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