520  
CDUS44 KMRX 170823  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
423 AM EDT FRI APR 17 2026  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR APRIL 16 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 3:29 PM 87 2002 70 15 65  
MINIMUM 50 6:18 AM 25 2014 43 7 36  
AVERAGE 68 57 11 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 1.56 1998 0.13 -0.09 0.00  
MONTH TO DATE 1.01 2.06 -1.05 2.04  
SINCE MAR 1 3.17 6.02 -2.85 4.71  
SINCE JAN 1 9.97 13.48 -3.51 11.34  
 
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 0.5 1.2 -0.7 T  
SINCE JUL 1 12.7 9.2 3.5 7.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 14  
MONTH TO DATE 68 175 -107 170  
SINCE MAR 1 405 721 -316 650  
SINCE JUL 1 3644 3954 -310 3696  
 
COOLING  
YESTERDAY 3 0 3 0  
MONTH TO DATE 19 0 19 32  
SINCE MAR 1 25 1 24 32  
SINCE JAN 1 25 1 24 32    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 30 4:00 PM  
AVERAGE 64  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 85 2002  
MINIMUM TEMPERATURE (F) 44 24 1949  
 
SUNRISE AND SUNSET  
APRIL 17 2026.........SUNRISE 6:53 AM EDT SUNSET 8:06 PM EDT  
APRIL 18 2026.........SUNRISE 6:52 AM EDT SUNSET 8:06 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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