151  
CDUS43 KLSX 182132  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
431 PM CDT TUE SEP 18 2018  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 18 2018
 
 
VALID TODAY AS OF 0400 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 94 251 PM 98 1893 78 16 82  
MINIMUM 68 627 AM 32 1901 55 13 63  
AVERAGE 81 67 14 73  
 
PRECIPITATION (IN)  
TODAY 0.00 1.73 1905 0.12 -0.12 1.57  
MONTH TO DATE 0.86 2.30 -1.44 1.92  
SINCE SEP 1 0.86 2.30 -1.44 1.92  
SINCE JAN 1 20.59 32.05 -11.46 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 2 -2 0  
MONTH TO DATE 0 16 -16 8  
SINCE SEP 1 0 16 -16 8  
SINCE JUL 1 0 18 -18 11  
 
COOLING  
TODAY 16 4 12 8  
MONTH TO DATE 199 111 88 98  
SINCE SEP 1 199 111 88 98  
SINCE JAN 1 1815 1194 621 1212    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 5.5  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 41 100 PM  
AVERAGE 67  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 94 2000  
1978  
1972  
MINIMUM TEMPERATURE (F) 55 35 1991  
1889  
 
 
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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