152  
CDUS44 KMRX 120909  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
508 AM EDT TUE MAY 12 2020  
 
   
...............................
 
 
   
..THE CHATTANOOGA ASOS CLIMATE SUMMARY FOR MAY 11 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 67 422 PM 91 2011 79 -12 79  
1963  
1962  
MINIMUM 46 611 AM 40 1954 56 -10 68  
AVERAGE 57 67 -10 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.16 2019 0.14 -0.14 2.16  
MONTH TO DATE 2.43 1.55 0.88 5.42  
SINCE MAR 1 17.94 10.52 7.42 15.74  
SINCE JAN 1 35.36 20.27 15.09 34.05  
 
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 2 6 0  
MONTH TO DATE 60 24 36 0  
SINCE MAR 1 454 602 -148 521  
SINCE JUL 1 2516 3224 -708 2889  
 
COOLING  
YESTERDAY 0 4 -4 9  
MONTH TO DATE 22 33 -11 76  
SINCE MAR 1 76 79 -3 147  
SINCE JAN 1 76 79 -3 153    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 1100 PM  
LOWEST 22 400 PM  
AVERAGE 51  
   
......................................................
 
 
 
THE CHATTANOOGA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 93 1962  
MINIMUM TEMPERATURE (F) 56 40 1989  
 
 
SUNRISE AND SUNSET  
MAY 12 2020...........SUNRISE 639 AM EDT SUNSET 836 PM EDT  
MAY 13 2020...........SUNRISE 638 AM EDT SUNSET 836 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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