665  
CDUS44 KMRX 212224  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
524 PM EST SAT DEC 21 2024  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR DECEMBER 21 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 38 12:38 PM 74 2013 48 -10 51  
MINIMUM 32 8:18 AM 7 1963 29 3 22  
1996  
AVERAGE 35 38 -3 37  
 
PRECIPITATION (IN)  
TODAY 0.01 1.59 2018 0.11 -0.10 0.00  
MONTH TO DATE 1.86 2.64 -0.78 3.22  
SINCE DEC 1 1.86 2.64 -0.78 3.22  
SINCE JAN 1 41.83 42.85 -1.02 38.50  
 
SNOWFALL (IN)  
TODAY T 0.0 0.0 0.0  
MONTH TO DATE 1.1 1.0 0.1 T  
SINCE DEC 1 1.1 1.0 0.1 T  
SINCE JUL 1 1.5 1.3 0.2 T  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
TODAY 30 27 3 28  
MONTH TO DATE 527 521 6 489  
SINCE DEC 1 527 521 6 489  
SINCE JUL 1 1154 1374 -220 1201  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1348 1104 244 1077    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 8:00 AM  
LOWEST 56 3:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 73 2013  
MINIMUM TEMPERATURE (F) 28 1 1989  
 
SUNRISE AND SUNSET  
DECEMBER 21 2024......SUNRISE 7:38 AM EST SUNSET 5:18 PM EST  
DECEMBER 22 2024......SUNRISE 7:38 AM EST SUNSET 5:19 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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