917  
CDUS44 KMRX 140922  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
422 AM EST THU DEC 14 2017  
 
   
...............................
 
 
   
..THE CHATTANOOGA ASOS CLIMATE SUMMARY FOR DECEMBER 13 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1879 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 48 337 PM 73 2015 52 -4 50  
MINIMUM 24 806 AM -2 1962 33 -9 41  
AVERAGE 36 43 -7 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.41 1931 0.16 -0.16 0.08  
MONTH TO DATE 0.90 2.23 -1.33 3.35  
SINCE DEC 1 0.90 2.23 -1.33 3.35  
SINCE JAN 1 56.04 49.81 6.23 33.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.4 0.0 0.4 0.0  
SINCE DEC 1 0.4 0.0 0.4 0.0  
SINCE JUL 1 0.4 T 0.4 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 22 7 19  
MONTH TO DATE 265 270 -5 274  
SINCE DEC 1 265 270 -5 274  
SINCE JUL 1 776 859 -83 594  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1965 1741 224 2477    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 800 AM  
LOWEST 23 300 PM  
AVERAGE 46  
   
......................................................
 
 
 
THE CHATTANOOGA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 73 1984  
1889  
MINIMUM TEMPERATURE (F) 33 9 1917  
 
 
SUNRISE AND SUNSET  
DECEMBER 14 2017......SUNRISE 741 AM EST SUNSET 530 PM EST  
DECEMBER 15 2017......SUNRISE 742 AM EST SUNSET 531 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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