475  
CDUS43 KLSX 202228  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
527 PM CDT THU SEP 20 2018  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 20 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1890 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 92 236 PM 98 1893 77 15 92  
MINIMUM 73 610 AM 36 1991 54 19 70  
1918  
AVERAGE 83 66 17 81  
 
PRECIPITATION (IN)  
TODAY T 1.72 1944 0.12 -0.12 0.00  
MONTH TO DATE 2.00 2.55 -0.55 1.92  
SINCE SEP 1 2.00 2.55 -0.55 1.92  
SINCE JAN 1 21.73 32.30 -10.57 33.03  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2015 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 0 22 -22 8  
SINCE SEP 1 0 22 -22 8  
SINCE JUL 1 0 24 -24 11  
 
COOLING  
TODAY 18 4 14 16  
MONTH TO DATE 234 119 115 124  
SINCE SEP 1 234 119 115 124  
SINCE JAN 1 1850 1202 648 1238    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 10.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 52 100 PM  
AVERAGE 73  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 100 1893  
MINIMUM TEMPERATURE (F) 54 35 1983  
1897  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2018.....SUNRISE 655 AM CDT SUNSET 709 PM CDT  
SEPTEMBER 21 2018.....SUNRISE 656 AM CDT SUNSET 707 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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