988  
CDUS44 KMRX 192143  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
543 PM EDT TUE AUG 19 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR AUGUST 19 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 90 3:59 PM 96 2007 86 4 82  
MINIMUM 67 6:27 AM 52 1943 63 4 65  
AVERAGE 79 74 5 74  
 
PRECIPITATION (IN)  
TODAY 0.00 2.14 1960 0.11 -0.11 T  
MONTH TO DATE 3.76 2.51 1.25 4.58  
SINCE JUN 1 16.24 11.43 4.81 10.56  
SINCE JAN 1 33.13 30.46 2.67 29.76  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 2 7 -5 1  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 14 10 4 9  
MONTH TO DATE 182 190 -8 212  
SINCE JUN 1 870 742 128 899  
SINCE JAN 1 985 837 148 1025    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 42 4:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 94 1983  
2007  
MINIMUM TEMPERATURE (F) 63 51 1943  
 
SUNRISE AND SUNSET  
AUGUST 19 2025........SUNRISE 6:51 AM EDT SUNSET 8:15 PM EDT  
AUGUST 20 2025........SUNRISE 6:52 AM EDT SUNSET 8:14 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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