128  
CDUS44 KMRX 110821  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
421 AM EDT THU MAY 11 2023  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 10 2023
 
 
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)  
YESTERDAY  
MAXIMUM 82 5:17 PM 88 2015 76 6 82  
MINIMUM 49 5:59 AM 32 1966 51 -2 43  
2020  
AVERAGE 66 63 3 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.13 2011 0.12 -0.12 0.00  
MONTH TO DATE 0.37 1.19 -0.82 1.42  
SINCE MAR 1 6.73 8.94 -2.21 6.48  
SINCE JAN 1 15.78 16.40 -0.62 17.34  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 1.2 -1.2 4.0  
SINCE JUL 1 0.6 9.2 -8.6 9.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 2  
MONTH TO DATE 62 44 18 19  
SINCE MAR 1 792 862 -70 739  
SINCE JUL 1 3540 4095 -555 3649  
 
COOLING  
YESTERDAY 1 2 -1 0  
MONTH TO DATE 7 14 -7 14  
SINCE MAR 1 21 28 -7 34  
SINCE JAN 1 21 28 -7 35    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 1.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 28 4:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 89 2015  
MINIMUM TEMPERATURE (F) 51 33 1997  
 
SUNRISE AND SUNSET  
MAY 11 2023...........SUNRISE 6:26 AM EDT SUNSET 8:26 PM EDT  
MAY 12 2023...........SUNRISE 6:25 AM EDT SUNSET 8:27 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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