752  
CDUS44 KMRX 150929  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
529 AM EDT FRI MAY 15 2026  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 15 2026  
 
VALID TODAY AS OF 0500 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 62 1:10 PM 91 1962 77 -15 83  
MINIMUM 38 11:59 PM 35 2016 52 -14 61  
AVERAGE 50 64 -14 72  
 
PRECIPITATION (IN)  
TODAY 0.00 1.31 1992 0.13 -0.13 0.00  
MONTH TO DATE 0.53 1.81 -1.28 1.51  
SINCE MAR 1 4.79 9.56 -4.77 7.26  
SINCE JAN 1 11.59 17.02 -5.43 13.89  
 
SNOWFALL (IN)  
TODAY MM 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.5 1.2 -0.7 T  
SINCE JUL 1 12.7 9.2 3.5 7.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 15 3 12 0  
MONTH TO DATE 115 61 54 50  
SINCE MAR 1 585 879 -294 723  
SINCE JUL 1 3824 4112 -288 3769  
 
COOLING  
TODAY 0 2 -2 7  
MONTH TO DATE 1 24 -23 26  
SINCE MAR 1 33 38 -5 85  
SINCE JAN 1 33 38 -5 85    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 PM  
LOWEST 42 12:00 PM  
AVERAGE 69  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 91 1962  
MINIMUM TEMPERATURE (F) 52 30 1997  
 
SUNRISE AND SUNSET  
MAY 15 2026...........SUNRISE 6:23 AM EDT SUNSET 8:30 PM EDT  
MAY 16 2026...........SUNRISE 6:22 AM EDT SUNSET 8:30 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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