267  
CDUS44 KMRX 302121  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
521 PM EDT MON SEP 30 2024  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 30 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 77 3:45 PM 90 1941 76 1 83  
MINIMUM 61 3:16 AM 34 1967 51 10 53  
AVERAGE 69 64 5 68  
 
PRECIPITATION (IN)  
TODAY 0.00 1.28 1954 0.10 -0.10 0.00  
MONTH TO DATE 7.66 2.84 4.82 0.83  
SINCE SEP 1 7.66 2.84 4.82 0.83  
SINCE JAN 1 38.08 34.55 3.53 33.18  
 
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 4 -4 0  
MONTH TO DATE 8 34 -26 1  
SINCE SEP 1 8 34 -26 1  
SINCE JUL 1 9 35 -26 1  
 
COOLING  
TODAY 4 2 2 3  
MONTH TO DATE 178 142 36 173  
SINCE SEP 1 178 142 36 173  
SINCE JAN 1 1306 1084 222 1050    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 1.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 66 4:00 PM  
AVERAGE 83  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 93 2019  
MINIMUM TEMPERATURE (F) 51 31 1947  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2024.....SUNRISE 7:24 AM EDT SUNSET 7:14 PM EDT  
OCTOBER 1 2024.......SUNRISE 7:25 AM EDT SUNSET 7:12 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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