746  
CDUS44 KMRX 212120  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
519 PM EDT THU MAY 21 2020  
 
   
...............................
 
 
   
..THE CHATTANOOGA ASOS CLIMATE SUMMARY FOR MAY 21 2020
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 76 411 PM 95 1962 81 -5 89  
1941  
MINIMUM 57 510 AM 40 1954 59 -2 60  
AVERAGE 67 70 -3 75  
 
PRECIPITATION (IN)  
TODAY T 1.95 1921 0.12 -0.12 0.00  
MONTH TO DATE 4.13 2.87 1.26 5.84  
SINCE MAR 1 19.64 11.84 7.80 16.16  
SINCE JAN 1 37.06 21.59 15.47 34.47  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 1 -1 0  
MONTH TO DATE 68 34 34 12  
SINCE MAR 1 462 612 -150 533  
SINCE JUL 1 2524 3234 -710 2901  
 
COOLING  
TODAY 2 6 -4 10  
MONTH TO DATE 65 80 -15 147  
SINCE MAR 1 119 126 -7 218  
SINCE JAN 1 119 126 -7 224    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 2.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 54 400 PM  
AVERAGE 77  
   
......................................................
 
 
 
THE CHATTANOOGA ASOS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 96 1941  
MINIMUM TEMPERATURE (F) 59 42 1993  
1883  
 
 
SUNRISE AND SUNSET  
MAY 21 2020...........SUNRISE 633 AM EDT SUNSET 843 PM EDT  
MAY 22 2020...........SUNRISE 632 AM EDT SUNSET 843 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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