827  
CDUS44 KMRX 072128  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
528 PM EDT SUN SEP 07 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 7 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 72 3:51 PM 100 1954 83 -11 75  
MINIMUM 56 4:41 AM 45 2017 59 -3 54  
AVERAGE 64 71 -7 65  
 
PRECIPITATION (IN)  
TODAY 0.15 1.06 1987 0.08 0.07 0.02  
MONTH TO DATE 2.22 0.65 1.57 0.02  
SINCE SEP 1 2.22 0.65 1.57 0.02  
SINCE JAN 1 36.84 32.36 4.48 30.44  
 
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 1 0 1 0  
MONTH TO DATE 1 0 1 0  
SINCE SEP 1 1 0 1 0  
SINCE JUL 1 8 1 7 1  
 
COOLING  
TODAY 0 7 -7 0  
MONTH TO DATE 11 51 -40 42  
SINCE SEP 1 11 51 -40 42  
SINCE JAN 1 1058 993 65 1170    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 12:00 AM  
LOWEST 42 2:00 PM  
AVERAGE 70  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 92 1941  
2002  
MINIMUM TEMPERATURE (F) 59 42 2024  
 
SUNRISE AND SUNSET  
SEPTEMBER 7 2025.....SUNRISE 7:06 AM EDT SUNSET 7:48 PM EDT  
SEPTEMBER 8 2025.....SUNRISE 7:07 AM EDT SUNSET 7:47 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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