811  
CDUS44 KMRX 152125  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
525 PM EDT FRI SEP 15 2023  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 83 3:49 PM 92 2016 81 2 82  
MINIMUM 56 6:28 AM 40 1985 57 -1 50  
AVERAGE 70 69 1 66  
 
PRECIPITATION (IN)  
TODAY 0.00 1.93 1981 0.10 -0.10 0.00  
MONTH TO DATE 0.65 1.41 -0.76 1.38  
SINCE SEP 1 0.65 1.41 -0.76 1.38  
SINCE JAN 1 33.00 33.12 -0.12 33.63  
 
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 1 -1 0  
MONTH TO DATE 0 3 -3 1  
SINCE SEP 1 0 3 -3 1  
SINCE JUL 1 0 4 -4 1  
 
COOLING  
TODAY 5 5 0 1  
MONTH TO DATE 138 95 43 100  
SINCE SEP 1 138 95 43 100  
SINCE JAN 1 1015 1037 -22 1248    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 1.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 47 3:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 92 1955  
2019  
MINIMUM TEMPERATURE (F) 57 42 1985  
2000  
2001  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2023.....SUNRISE 7:12 AM EDT SUNSET 7:37 PM EDT  
SEPTEMBER 16 2023.....SUNRISE 7:13 AM EDT SUNSET 7:36 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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