421  
CDUS44 KMRX 132115  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
515 PM EDT SAT MAY 13 2023  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 13 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 79 12:27 PM 91 2014 76 3 80  
MINIMUM 64 5:54 AM 34 1969 51 13 56  
AVERAGE 72 64 8 68  
 
PRECIPITATION (IN)  
TODAY T 1.90 1995 0.13 -0.13 0.00  
MONTH TO DATE 1.19 1.56 -0.37 1.42  
SINCE MAR 1 7.55 9.31 -1.76 6.48  
SINCE JAN 1 16.60 16.77 -0.17 17.34  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
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 0 3 -3 0  
MONTH TO DATE 62 55 7 19  
SINCE MAR 1 792 873 -81 739  
SINCE JUL 1 3540 4106 -566 3649  
 
COOLING  
TODAY 7 2 5 3  
MONTH TO DATE 25 20 5 20  
SINCE MAR 1 39 34 5 40  
SINCE JAN 1 39 34 5 41    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 58 1:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 88 1957  
1962  
2018  
MINIMUM TEMPERATURE (F) 52 33 1996  
 
SUNRISE AND SUNSET  
MAY 13 2023...........SUNRISE 6:25 AM EDT SUNSET 8:28 PM EDT  
MAY 14 2023...........SUNRISE 6:24 AM EDT SUNSET 8:29 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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