168  
CDUS44 KMRX 170858  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
457 AM EDT FRI APR 17 2020  
 
   
...............................
 
 
   
..THE CHATTANOOGA ASOS CLIMATE SUMMARY FOR APRIL 16 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 67 517 PM 89 2002 73 -6 79  
MINIMUM 37 616 AM 31 1975 48 -11 43  
1950  
AVERAGE 52 61 -9 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.86 1921 0.12 -0.12 0.00  
MONTH TO DATE 3.44 2.17 1.27 2.12  
SINCE MAR 1 11.97 7.15 4.82 8.09  
SINCE JAN 1 29.39 16.90 12.49 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 13 6 7 4  
MONTH TO DATE 104 118 -14 63  
SINCE MAR 1 324 522 -198 485  
SINCE JUL 1 2386 3144 -758 2853  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 25 16 9 31  
SINCE MAR 1 54 23 31 33  
SINCE JAN 1 54 23 31 39    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 2.6  
 
 
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 92 600 AM  
LOWEST 26 500 PM  
AVERAGE 59  
   
......................................................
 
 
 
THE CHATTANOOGA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 1955  
MINIMUM TEMPERATURE (F) 49 30 1953  
1949  
 
 
SUNRISE AND SUNSET  
APRIL 17 2020.........SUNRISE 706 AM EDT SUNSET 815 PM EDT  
APRIL 18 2020.........SUNRISE 704 AM EDT SUNSET 816 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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