561  
CDUS44 KMRX 150838  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
438 AM EDT TUE APR 15 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR APRIL 14 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 80 4:02 PM 85 1938 69 11 80  
MINIMUM 39 5:53 AM 24 1943 43 -4 38  
AVERAGE 60 56 4 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.58 2015 0.13 -0.13 0.00  
2019  
MONTH TO DATE 1.86 1.80 0.06 2.12  
SINCE MAR 1 4.53 5.76 -1.23 5.67  
SINCE JAN 1 11.16 13.22 -2.06 13.61  
 
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 5 9 -4 6  
MONTH TO DATE 151 157 -6 138  
SINCE MAR 1 631 703 -72 550  
SINCE JUL 1 3677 3936 -259 3437  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 32 0 32 7  
SINCE MAR 1 32 1 31 7  
SINCE JAN 1 32 1 31 7    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 AM  
LOWEST 38 9:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 85 1945  
MINIMUM TEMPERATURE (F) 43 25 1943  
 
SUNRISE AND SUNSET  
APRIL 15 2025.........SUNRISE 6:56 AM EDT SUNSET 8:04 PM EDT  
APRIL 16 2025.........SUNRISE 6:54 AM EDT SUNSET 8:05 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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