126  
CDUS44 KMRX 100807  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
407 AM EDT TUE SEP 10 2024  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 3:56 PM 95 1954 83 -3 86  
MINIMUM 45 6:21 AM 43 1998 59 -14 66  
AVERAGE 63 71 -8 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.49 2008 0.09 -0.09 0.06  
MONTH TO DATE 0.02 0.83 -0.81 0.64  
SINCE SEP 1 0.02 0.83 -0.81 0.64  
SINCE JAN 1 30.44 32.54 -2.10 32.99  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 2 0 2 0  
MONTH TO DATE 8 0 8 0  
SINCE SEP 1 8 0 8 0  
SINCE JUL 1 9 1 8 0  
 
COOLING  
YESTERDAY 0 6 -6 11  
MONTH TO DATE 42 63 -21 97  
SINCE SEP 1 42 63 -21 97  
SINCE JAN 1 1170 1005 165 974    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 1.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 7:00 AM  
LOWEST 29 5:00 PM  
AVERAGE 61  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 96 2019  
MINIMUM TEMPERATURE (F) 59 42 1998  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2024.....SUNRISE 7:08 AM EDT SUNSET 7:44 PM EDT  
SEPTEMBER 11 2024.....SUNRISE 7:09 AM EDT SUNSET 7:42 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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