078  
CDUS44 KMRX 180812  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
412 AM EDT SAT APR 18 2020  
 
   
...............................
 
 
   
..THE CHATTANOOGA ASOS CLIMATE SUMMARY FOR APRIL 17 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 76 405 PM 91 1955 73 3 82  
MINIMUM 41 633 AM 30 1953 49 -8 48  
1949  
AVERAGE 59 61 -2 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.10 1924 0.12 -0.12 0.00  
MONTH TO DATE 3.44 2.29 1.15 2.12  
SINCE MAR 1 11.97 7.27 4.70 8.09  
SINCE JAN 1 29.39 17.02 12.37 26.40  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 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 6 5 1 0  
MONTH TO DATE 110 123 -13 63  
SINCE MAR 1 330 527 -197 485  
SINCE JUL 1 2392 3149 -757 2853  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 25 17 8 31  
SINCE MAR 1 54 24 30 33  
SINCE JAN 1 54 24 30 39    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 200 AM  
LOWEST 33 400 PM  
AVERAGE 61  
   
......................................................
 
 
 
THE CHATTANOOGA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 2002  
1955  
MINIMUM TEMPERATURE (F) 49 32 1974  
 
 
SUNRISE AND SUNSET  
APRIL 18 2020.........SUNRISE 704 AM EDT SUNSET 816 PM EDT  
APRIL 19 2020.........SUNRISE 703 AM EDT SUNSET 817 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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