870  
CDUS44 KMRX 110938  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
538 AM EDT FRI APR 11 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR APRIL 10 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 57 5:05 PM 89 1995 68 -11 73  
MINIMUM 42 6:04 AM 22 1985 42 0 52  
AVERAGE 50 55 -5 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.30 2.18 2003 0.13 0.17 0.07  
MONTH TO DATE 1.68 1.28 0.40 1.14  
SINCE MAR 1 4.35 5.24 -0.89 4.69  
SINCE JAN 1 10.98 12.70 -1.72 12.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 1.1 -1.1 0.0  
SINCE JUL 1 7.9 9.1 -1.2 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 10 5 2  
MONTH TO DATE 88 118 -30 108  
SINCE MAR 1 568 664 -96 520  
SINCE JUL 1 3614 3897 -283 3407  
 
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 13 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 PM  
LOWEST 59 9:00 AM  
AVERAGE 76  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 86 2001  
MINIMUM TEMPERATURE (F) 42 25 1960  
 
SUNRISE AND SUNSET  
APRIL 11 2025.........SUNRISE 7:01 AM EDT SUNSET 8:01 PM EDT  
APRIL 12 2025.........SUNRISE 7:00 AM EDT SUNSET 8:01 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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