842  
CDUS44 KMRX 180813  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
413 AM EDT TUE APR 18 2023  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR APRIL 17 2023
 
 
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)  
YESTERDAY  
MAXIMUM 66 3:30 PM 85 2002 70 -4 69  
MINIMUM 38 4:47 AM 24 1949 44 -6 48  
AVERAGE 52 57 -5 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.30 2003 0.13 -0.13 0.01  
MONTH TO DATE 1.40 2.19 -0.79 1.55  
SINCE MAR 1 5.12 6.15 -1.03 4.12  
SINCE JAN 1 14.17 13.61 0.56 14.98  
 
SNOWFALL (IN)  
YESTERDAY 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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 8 5 6  
MONTH TO DATE 128 183 -55 204  
SINCE MAR 1 622 729 -107 637  
SINCE JUL 1 3370 3962 -592 3547  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 9 0 9 2  
SINCE MAR 1 14 1 13 5  
SINCE JAN 1 14 1 13 6    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 12.3  
 
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 82 4:00 AM  
LOWEST 15 6:00 PM  
AVERAGE 49  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 87 2002  
MINIMUM TEMPERATURE (F) 44 29 1951  
 
SUNRISE AND SUNSET  
APRIL 18 2023.........SUNRISE 6:52 AM EDT SUNSET 8:06 PM EDT  
APRIL 19 2023.........SUNRISE 6:51 AM EDT SUNSET 8:07 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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