046  
CDUS44 KMRX 130846  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
446 AM EDT WED MAY 13 2020  
 
   
...............................
 
 
   
..THE CHATTANOOGA ASOS CLIMATE SUMMARY FOR MAY 12 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1879 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 66 248 PM 93 1962 79 -13 76  
MINIMUM 47 328 AM 40 1989 56 -9 64  
AVERAGE 57 68 -11 70  
 
PRECIPITATION (IN)  
YESTERDAY T 1.87 1936 0.14 -0.14 0.42  
MONTH TO DATE 2.43 1.69 0.74 5.84  
SINCE MAR 1 17.94 10.66 7.28 16.16  
SINCE JAN 1 35.36 20.41 14.95 34.47  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.0 1.3 -1.3 0.0  
SINCE JUL 1 3.0 3.9 -0.9 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 1 7 0  
MONTH TO DATE 68 25 43 0  
SINCE MAR 1 462 603 -141 521  
SINCE JUL 1 2524 3225 -701 2889  
 
COOLING  
YESTERDAY 0 4 -4 5  
MONTH TO DATE 22 37 -15 81  
SINCE MAR 1 76 83 -7 152  
SINCE JAN 1 76 83 -7 158    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 3.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 1100 PM  
LOWEST 39 1100 AM  
AVERAGE 58  
   
......................................................
 
 
 
THE CHATTANOOGA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 92 1962  
MINIMUM TEMPERATURE (F) 56 37 1941  
 
 
SUNRISE AND SUNSET  
MAY 13 2020...........SUNRISE 638 AM EDT SUNSET 836 PM EDT  
MAY 14 2020...........SUNRISE 638 AM EDT SUNSET 837 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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