405  
CDUS43 KLSX 180727  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
226 AM CDT TUE SEP 18 2018  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 17 2018
 
 
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)  
YESTERDAY  
MAXIMUM 91 342 PM 98 1895 78 13 78  
MINIMUM 69 640 AM 37 1903 56 13 66  
AVERAGE 80 67 13 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.42 1899 0.12 -0.12 0.35  
MONTH TO DATE 0.86 2.18 -1.32 0.35  
SINCE SEP 1 0.86 2.18 -1.32 0.35  
SINCE JAN 1 20.59 31.93 -11.34 31.46  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 0 14 -14 8  
SINCE SEP 1 0 14 -14 8  
SINCE JUL 1 0 16 -16 11  
 
COOLING  
YESTERDAY 15 4 11 7  
MONTH TO DATE 183 107 76 90  
SINCE SEP 1 183 107 76 90  
SINCE JAN 1 1799 1190 609 1204    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 3.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 44  
AVERAGE 62  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 98 1893  
MINIMUM TEMPERATURE (F) 55 32 1901  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2018.....SUNRISE 653 AM CDT SUNSET 712 PM CDT  
SEPTEMBER 19 2018.....SUNRISE 654 AM CDT SUNSET 711 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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