351  
CDUS44 KMRX 152120  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
520 PM EDT SAT MAR 15 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MARCH 15 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 68 3:11 PM 82 1942 59 9 67  
MINIMUM 60 4:50 AM 1 1993 35 25 51  
AVERAGE 64 47 17 59  
 
PRECIPITATION (IN)  
TODAY 0.00 1.45 1973 0.13 -0.13 0.52  
MONTH TO DATE 0.58 1.94 -1.36 2.63  
SINCE MAR 1 0.58 1.94 -1.36 2.63  
SINCE JAN 1 7.21 9.40 -2.19 10.57  
 
SNOWFALL (IN)  
TODAY 0.0 0.1 -0.1 0.0  
MONTH TO DATE T 0.8 -0.8 0.0  
SINCE MAR 1 T 0.8 -0.8 0.0  
SINCE JUL 1 7.9 8.8 -0.9 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 1 18 -17 6  
MONTH TO DATE 283 296 -13 182  
SINCE MAR 1 283 296 -13 182  
SINCE JUL 1 3329 3529 -200 3069  
 
COOLING  
TODAY 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 21 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 62 5:00 AM  
LOWEST 49 3:00 PM  
AVERAGE 56  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 84 1942  
MINIMUM TEMPERATURE (F) 35 14 1949  
 
SUNRISE AND SUNSET  
MARCH 15 2025.........SUNRISE 7:40 AM EDT SUNSET 7:37 PM EDT  
MARCH 16 2025.........SUNRISE 7:39 AM EDT SUNSET 7:38 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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