407  
CDUS44 KMRX 230827  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
427 AM EDT WED APR 23 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR APRIL 22 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 70 2:46 PM 86 1944 72 -2 63  
MINIMUM 54 11:59 PM 25 2021 45 9 32  
AVERAGE 62 58 4 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.24 2006 0.12 -0.06 0.00  
MONTH TO DATE 2.20 2.80 -0.60 2.25  
SINCE MAR 1 4.87 6.76 -1.89 5.80  
SINCE JAN 1 11.50 14.22 -2.72 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 3 7 -4 17  
MONTH TO DATE 188 222 -34 176  
SINCE MAR 1 668 768 -100 588  
SINCE JUL 1 3714 4001 -287 3475  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 41 2 39 18  
SINCE MAR 1 41 3 38 18  
SINCE JAN 1 41 3 38 18    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 1.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 65 2:00 PM  
AVERAGE 83  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 87 1980  
2022  
MINIMUM TEMPERATURE (F) 46 26 1986  
 
SUNRISE AND SUNSET  
APRIL 23 2025.........SUNRISE 6:45 AM EDT SUNSET 8:11 PM EDT  
APRIL 24 2025.........SUNRISE 6:44 AM EDT SUNSET 8:12 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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