830  
CDUS44 KMRX 230815  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
415 AM EDT SAT AUG 23 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR AUGUST 22 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 89 3:21 PM 96 1983 86 3 81  
MINIMUM 64 6:15 AM 47 1956 63 1 53  
AVERAGE 77 74 3 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 1.59 2010 0.11 -0.04 0.00  
MONTH TO DATE 3.83 2.85 0.98 4.58  
SINCE JUN 1 16.31 11.77 4.54 10.56  
SINCE JAN 1 33.20 30.80 2.40 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 0  
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 2  
MONTH TO DATE 217 217 0 215  
SINCE JUN 1 905 769 136 902  
SINCE JAN 1 1020 864 156 1028    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 1.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 48 3:00 PM  
AVERAGE 74  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 99 2007  
MINIMUM TEMPERATURE (F) 63 49 1997  
 
SUNRISE AND SUNSET  
AUGUST 23 2025........SUNRISE 6:54 AM EDT SUNSET 8:10 PM EDT  
AUGUST 24 2025........SUNRISE 6:55 AM EDT SUNSET 8:08 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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