948  
CDUS44 KMRX 042144  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
544 PM EDT THU SEP 04 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 4 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 73 11:17 AM 99 1954 84 -11 81  
MINIMUM 57 2:57 AM 44 1997 60 -3 56  
AVERAGE 65 72 -7 69  
 
PRECIPITATION (IN)  
TODAY 0.47 1.47 1981 0.10 0.37 0.00  
MONTH TO DATE 1.25 0.39 0.86 T  
SINCE SEP 1 1.25 0.39 0.86 T  
SINCE JAN 1 35.87 32.10 3.77 30.42  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 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 SEP 1 0 0 0 0  
SINCE JUL 1 7 1 6 1  
 
COOLING  
TODAY 0 7 -7 4  
MONTH TO DATE 3 30 -27 31  
SINCE SEP 1 3 30 -27 31  
SINCE JAN 1 1050 972 78 1159    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 2.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 73 11:00 AM  
AVERAGE 87  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 99 1954  
MINIMUM TEMPERATURE (F) 60 41 1997  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2025.....SUNRISE 7:04 AM EDT SUNSET 7:53 PM EDT  
SEPTEMBER 5 2025.....SUNRISE 7:04 AM EDT SUNSET 7:51 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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