434  
CDUS44 KMRX 220946  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
446 AM EST SAT FEB 22 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR FEBRUARY 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 35 4:37 PM 82 2018 53 -18 61  
MINIMUM 17 7:51 AM 7 1958 31 -14 25  
AVERAGE 26 42 -16 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.96 1993 0.14 -0.14 0.00  
MONTH TO DATE 4.09 2.85 1.24 2.23  
SINCE DEC 1 9.60 10.26 -0.66 9.54  
SINCE JAN 1 6.58 6.50 0.08 5.95  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1 -0.1 0.0  
MONTH TO DATE 2.5 2.3 0.2 0.0  
SINCE DEC 1 7.5 7.0 0.5 3.1  
SINCE JUL 1 7.9 7.3 0.6 3.1  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 24 15 22  
MONTH TO DATE 459 541 -82 446  
SINCE DEC 1 2265 2222 43 2038  
SINCE JUL 1 2892 3075 -183 2750  
 
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 (250)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 11:00 PM  
LOWEST 51 5:00 PM  
AVERAGE 68  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 80 2018  
MINIMUM TEMPERATURE (F) 31 3 1963  
 
SUNRISE AND SUNSET  
FEBRUARY 22 2025......SUNRISE 7:09 AM EST SUNSET 6:18 PM EST  
FEBRUARY 23 2025......SUNRISE 7:07 AM EST SUNSET 6:19 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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