747  
CDUS44 KMRX 200848  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
448 AM EDT MON APR 20 2020  
 
   
...............................
 
 
   
..THE CHATTANOOGA ASOS CLIMATE SUMMARY FOR APRIL 19 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 66 312 PM 91 2002 74 -8 69  
MINIMUM 43 350 AM 29 1983 49 -6 46  
AVERAGE 55 61 -6 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.43 2.23 1911 0.13 0.30 1.73  
MONTH TO DATE 4.02 2.55 1.47 4.33  
SINCE MAR 1 12.55 7.53 5.02 10.30  
SINCE JAN 1 29.97 17.28 12.69 28.61  
 
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 10 5 5 7  
MONTH TO DATE 128 133 -5 70  
SINCE MAR 1 348 537 -189 492  
SINCE JUL 1 2410 3159 -749 2860  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 25 19 6 35  
SINCE MAR 1 54 26 28 37  
SINCE JAN 1 54 26 28 43    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 3.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 900 PM  
LOWEST 56 300 PM  
AVERAGE 78  
   
......................................................
 
 
 
THE CHATTANOOGA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 89 2002  
1971  
1891  
MINIMUM TEMPERATURE (F) 50 28 1983  
 
 
SUNRISE AND SUNSET  
APRIL 20 2020.........SUNRISE 702 AM EDT SUNSET 818 PM EDT  
APRIL 21 2020.........SUNRISE 701 AM EDT SUNSET 819 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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