087  
CDUS44 KMRX 310821  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
421 AM EDT MON MAR 31 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MARCH 30 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 73 3:35 PM 82 1985 64 9 73  
MINIMUM 55 6:29 AM 15 1964 39 16 36  
AVERAGE 64 51 13 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 2.34 1977 0.13 -0.10 0.00  
MONTH TO DATE 1.72 3.83 -2.11 3.55  
SINCE MAR 1 1.72 3.83 -2.11 3.55  
SINCE JAN 1 8.35 11.29 -2.94 11.49  
 
SNOWFALL (IN)  
YESTERDAY 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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 14 -13 10  
MONTH TO DATE 472 533 -61 411  
SINCE MAR 1 472 533 -61 411  
SINCE JUL 1 3518 3766 -248 3298  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 55 4:00 PM  
AVERAGE 78  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 81 1963  
1986  
MINIMUM TEMPERATURE (F) 39 19 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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