476  
CDUS43 KLSX 210737  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
236 AM CDT SAT OCT 21 2017  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR OCTOBER 20 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1890 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 206 PM 86 1979 66 7 59  
1963  
MINIMUM 50 653 AM 21 1895 44 6 41  
AVERAGE 62 55 7 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.56 1983 0.10 -0.10 0.05  
MONTH TO DATE 3.46 2.24 1.22 1.54  
SINCE SEP 1 5.38 6.11 -0.73 8.87  
SINCE JAN 1 36.49 35.86 0.63 37.21  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1930 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 3 11 -8 15  
MONTH TO DATE 63 162 -99 74  
SINCE SEP 1 74 228 -154 83  
SINCE JUL 1 77 230 -153 83  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 69 15 54 61  
SINCE SEP 1 282 159 123 293  
SINCE JAN 1 1396 1242 154 1604    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 9.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89  
LOWEST 49  
AVERAGE 69  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 87 1978  
MINIMUM TEMPERATURE (F) 44 25 1917  
1916  
 
 
SUNRISE AND SUNSET  
OCTOBER 21 2017.......SUNRISE 725 AM CDT SUNSET 622 PM CDT  
OCTOBER 22 2017.......SUNRISE 726 AM CDT SUNSET 620 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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