160  
CDUS44 KMRX 250927  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
427 AM EST TUE FEB 25 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR FEBRUARY 24 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 61 4:45 PM 77 2017 53 8 48  
MINIMUM 21 7:20 AM 4 1967 31 -10 34  
AVERAGE 41 42 -1 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.53 2022 0.13 -0.13 0.11  
MONTH TO DATE 4.09 3.26 0.83 3.76  
SINCE DEC 1 9.60 10.67 -1.07 11.07  
SINCE JAN 1 6.58 6.91 -0.33 7.48  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1 -0.1 T  
MONTH TO DATE 2.5 2.6 -0.1 T  
SINCE DEC 1 7.5 7.3 0.2 3.1  
SINCE JUL 1 7.9 7.6 0.3 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 23 1 24  
MONTH TO DATE 547 610 -63 495  
SINCE DEC 1 2353 2291 62 2087  
SINCE JUL 1 2980 3144 -164 2799  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 2.3  
 
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 92 6:00 AM  
LOWEST 28 5:00 PM  
AVERAGE 60  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 74 2000  
MINIMUM TEMPERATURE (F) 31 -1 1967  
 
SUNRISE AND SUNSET  
FEBRUARY 25 2025......SUNRISE 7:05 AM EST SUNSET 6:21 PM EST  
FEBRUARY 26 2025......SUNRISE 7:04 AM EST SUNSET 6:22 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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