325  
CDUS44 KMRX 312120  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
520 PM EDT MON MAR 31 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MARCH 31 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 63 11:38 AM 81 1963 64 -1 77  
1986  
MINIMUM 56 7:18 AM 19 1964 39 17 51  
AVERAGE 60 52 8 64  
 
PRECIPITATION (IN)  
TODAY 0.90 1.13 1954 0.13 0.77 0.00  
MONTH TO DATE 2.62 3.96 -1.34 3.55  
SINCE MAR 1 2.62 3.96 -1.34 3.55  
SINCE JAN 1 9.25 11.42 -2.17 11.49  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE T 1.1 -1.1 0.0  
SINCE MAR 1 T 1.1 -1.1 0.0  
SINCE JUL 1 7.9 9.1 -1.2 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 5 14 -9 1  
MONTH TO DATE 477 547 -70 412  
SINCE MAR 1 477 547 -70 412  
SINCE JUL 1 3523 3780 -257 3299  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 1 -1 0  
SINCE MAR 1 0 1 -1 0  
SINCE JAN 1 0 1 -1 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 83 2:00 AM  
AVERAGE 92  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 83 1974  
MINIMUM TEMPERATURE (F) 39 21 1964  
 
SUNRISE AND SUNSET  
MARCH 31 2025.........SUNRISE 7:17 AM EDT SUNSET 7:51 PM EDT  
APRIL 1 2025.........SUNRISE 7:15 AM EDT SUNSET 7:52 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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