433  
CDUS44 KMRX 040811  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
411 AM EDT SUN MAY 04 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 3 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 71 12:17 PM 89 1942 74 -3 77  
MINIMUM 53 11:23 PM 32 2005 49 4 57  
AVERAGE 62 61 1 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.28 1.08 2010 0.12 0.16 T  
MONTH TO DATE 0.37 0.36 0.01 T  
SINCE MAR 1 6.12 8.11 -1.99 6.33  
SINCE JAN 1 12.75 15.57 -2.82 14.27  
 
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 3 5 -2 0  
MONTH TO DATE 3 15 -12 0  
SINCE MAR 1 676 833 -157 623  
SINCE JUL 1 3722 4066 -344 3510  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 8 3 5 9  
SINCE MAR 1 67 17 50 33  
SINCE JAN 1 67 17 50 33    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 59 12:00 PM  
AVERAGE 80  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 88 1938  
MINIMUM TEMPERATURE (F) 49 30 1986  
 
SUNRISE AND SUNSET  
MAY 4 2025...........SUNRISE 6:33 AM EDT SUNSET 8:21 PM EDT  
MAY 5 2025...........SUNRISE 6:32 AM EDT SUNSET 8:21 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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