772  
CDUS44 KMRX 220824  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
424 AM EDT FRI AUG 22 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR AUGUST 21 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 87 3:36 PM 98 1983 86 1 79  
MINIMUM 67 6:38 AM 49 2024 63 4 49  
AVERAGE 77 74 3 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.36 2016 0.11 -0.11 0.00  
MONTH TO DATE 3.76 2.74 1.02 4.58  
SINCE JUN 1 16.24 11.66 4.58 10.56  
SINCE JAN 1 33.13 30.69 2.44 29.76  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 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 0 0 1  
MONTH TO DATE 0 0 0 1  
SINCE JUN 1 2 7 -5 2  
SINCE JUL 1 0 0 0 1  
 
COOLING  
YESTERDAY 12 9 3 0  
MONTH TO DATE 205 208 -3 213  
SINCE JUN 1 893 760 133 900  
SINCE JAN 1 1008 855 153 1026    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 1.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 59 2:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 96 1983  
MINIMUM TEMPERATURE (F) 63 47 1956  
 
SUNRISE AND SUNSET  
AUGUST 22 2025........SUNRISE 6:53 AM EDT SUNSET 8:11 PM EDT  
AUGUST 23 2025........SUNRISE 6:54 AM EDT SUNSET 8:10 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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