814  
CDUS44 KMRX 220824  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
424 AM EDT TUE APR 22 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR APRIL 21 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 2:26 PM 85 1952 71 11 59  
1957  
1963  
MINIMUM 53 6:03 AM 26 1983 45 8 43  
AVERAGE 68 58 10 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.89 1997 0.13 -0.03 0.05  
MONTH TO DATE 2.14 2.68 -0.54 2.25  
SINCE MAR 1 4.81 6.64 -1.83 5.80  
SINCE JAN 1 11.44 14.10 -2.66 13.74  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 T 1.2 -1.2 0.0  
SINCE JUL 1 7.9 9.2 -1.3 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 8 -8 14  
MONTH TO DATE 185 215 -30 159  
SINCE MAR 1 665 761 -96 571  
SINCE JUL 1 3711 3994 -283 3458  
 
COOLING  
YESTERDAY 3 1 2 0  
MONTH TO DATE 41 1 40 18  
SINCE MAR 1 41 2 39 18  
SINCE JAN 1 41 2 39 18    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 37 2:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 86 1944  
MINIMUM TEMPERATURE (F) 45 25 2021  
 
SUNRISE AND SUNSET  
APRIL 22 2025.........SUNRISE 6:46 AM EDT SUNSET 8:10 PM EDT  
APRIL 23 2025.........SUNRISE 6:45 AM EDT SUNSET 8:11 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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