990  
CDUS44 KMRX 060820  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
420 AM EDT TUE MAY 06 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 5 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 62 4:52 PM 89 1949 75 -13 82  
MINIMUM 44 11:30 PM 30 1940 49 -5 59  
AVERAGE 53 62 -9 71  
 
PRECIPITATION (IN)  
YESTERDAY T 1.87 1958 0.12 -0.12 T  
MONTH TO DATE 0.37 0.59 -0.22 0.24  
SINCE MAR 1 6.12 8.34 -2.22 6.57  
SINCE JAN 1 12.75 15.80 -3.05 14.51  
 
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 1.2 -1.2 0.0  
SINCE JUL 1 7.9 9.2 -1.3 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 4 8 0  
MONTH TO DATE 21 24 -3 0  
SINCE MAR 1 694 842 -148 623  
SINCE JUL 1 3740 4075 -335 3510  
 
COOLING  
YESTERDAY 0 1 -1 6  
MONTH TO DATE 8 5 3 17  
SINCE MAR 1 67 19 48 41  
SINCE JAN 1 67 19 48 41    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 PM  
LOWEST 56 3:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 88 1941  
1949  
MINIMUM TEMPERATURE (F) 49 35 1954  
1968  
 
SUNRISE AND SUNSET  
MAY 6 2025...........SUNRISE 6:31 AM EDT SUNSET 8:22 PM EDT  
MAY 7 2025...........SUNRISE 6:30 AM EDT SUNSET 8:23 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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