687  
CDUS44 KMRX 172124  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
524 PM EDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 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 78 2:48 PM 92 1954 81 -3 82  
MINIMUM 66 8:44 AM 37 2000 56 10 55  
AVERAGE 72 68 4 69  
 
PRECIPITATION (IN)  
TODAY 0.05 2.37 2004 0.10 -0.05 0.00  
MONTH TO DATE 0.70 1.61 -0.91 1.38  
SINCE SEP 1 0.70 1.61 -0.91 1.38  
SINCE JAN 1 33.05 33.32 -0.27 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 5 -5 1  
SINCE SEP 1 0 5 -5 1  
SINCE JUL 1 0 6 -6 1  
 
COOLING  
TODAY 7 4 3 4  
MONTH TO DATE 149 104 45 107  
SINCE SEP 1 149 104 45 107  
SINCE JAN 1 1026 1046 -20 1255    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 6:00 AM  
LOWEST 46 4:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 93 1954  
MINIMUM TEMPERATURE (F) 56 39 1943  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 7:13 AM EDT SUNSET 7:34 PM EDT  
SEPTEMBER 18 2023.....SUNRISE 7:14 AM EDT SUNSET 7:33 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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