079  
CDUS44 KMRX 202119  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
519 PM EDT SUN SEP 20 2020  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2020
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1937 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 72 3:56 PM 91 1955 78 -6 82  
1965  
MINIMUM 45 6:41 AM 42 1981 54 -9 55  
AVERAGE 59 66 -7 69  
 
PRECIPITATION (IN)  
TODAY 0.00 1.45 1957 0.10 -0.10 0.00  
MONTH TO DATE 1.67 2.08 -0.41 0.68  
SINCE SEP 1 1.67 2.08 -0.41 0.68  
SINCE JAN 1 45.08 31.53 13.55 41.61  
 
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 6 2 4 0  
MONTH TO DATE 11 15 -4 0  
SINCE SEP 1 11 15 -4 0  
SINCE JUL 1 11 16 -5 0  
 
COOLING  
TODAY 0 3 -3 4  
MONTH TO DATE 148 97 51 204  
SINCE SEP 1 148 97 51 204  
SINCE JAN 1 1191 949 242 1297    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 31 1:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 93 1955  
MINIMUM TEMPERATURE (F) 53 39 1938  
1956  
2006  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2020.....SUNRISE 7:16 AM EDT SUNSET 7:29 PM EDT  
SEPTEMBER 21 2020.....SUNRISE 7:17 AM EDT SUNSET 7:27 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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