648  
CDUS44 KMRX 100845  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
445 AM EDT SAT APR 10 2021  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR APRIL 9 2021
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1937 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 4:57 PM 84 2015 66 14 68  
MINIMUM 53 6:32 AM 22 2007 41 12 51  
AVERAGE 67 53 14 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 0.71 1961 0.12 -0.06 0.03  
MONTH TO DATE 0.09 0.98 -0.89 0.06  
SINCE MAR 1 7.03 4.42 2.61 6.97  
SINCE JAN 1 15.49 11.24 4.25 19.56  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE T 0.4 -0.4 0.0  
SINCE MAR 1 T 1.8 -1.8 0.0  
SINCE JUL 1 10.0 12.6 -2.6 4.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 12 -12 5  
MONTH TO DATE 115 116 -1 66  
SINCE MAR 1 542 684 -142 427  
SINCE JUL 1 3556 4066 -510 3226  
 
COOLING  
YESTERDAY 2 0 2 0  
MONTH TO DATE 2 0 2 1  
SINCE MAR 1 3 1 2 7  
SINCE JAN 1 3 1 2 9    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 AM  
LOWEST 20 4:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 89 1995  
MINIMUM TEMPERATURE (F) 41 22 1985  
 
SUNRISE AND SUNSET  
APRIL 10 2021.........SUNRISE 7:02 AM EDT SUNSET 8:00 PM EDT  
APRIL 11 2021.........SUNRISE 7:01 AM EDT SUNSET 8:01 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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