552  
CDUS44 KMRX 282121  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
521 PM EDT FRI APR 28 2023  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR APRIL 28 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 74 2:11 PM 88 1957 73 1 72  
MINIMUM 54 6:20 AM 32 1976 47 7 38  
2004  
2005  
AVERAGE 64 60 4 55  
 
PRECIPITATION (IN)  
TODAY 0.01 1.15 1970 0.12 -0.11 0.00  
MONTH TO DATE 2.24 3.54 -1.30 2.49  
SINCE MAR 1 5.96 7.50 -1.54 5.06  
SINCE JAN 1 15.01 14.96 0.05 15.92  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 T  
SINCE MAR 1 T 1.2 -1.2 4.0  
SINCE JUL 1 0.6 9.2 -8.6 9.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 1 6 -5 10  
MONTH TO DATE 225 261 -36 286  
SINCE MAR 1 719 807 -88 719  
SINCE JUL 1 3467 4040 -573 3629  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 9 8 1 13  
SINCE MAR 1 14 9 5 16  
SINCE JAN 1 14 9 5 17    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 8:00 AM  
LOWEST 53 3:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 2017  
MINIMUM TEMPERATURE (F) 47 30 1967  
 
SUNRISE AND SUNSET  
APRIL 28 2023.........SUNRISE 6:40 AM EDT SUNSET 8:15 PM EDT  
APRIL 29 2023.........SUNRISE 6:39 AM EDT SUNSET 8:16 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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