799  
CDUS43 KLSX 180728  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
127 AM CST TUE DEC 18 2018  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR DECEMBER 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 54 308 PM 65 1962 40 14 48  
1941  
1939  
MINIMUM 27 732 AM -5 1989 23 4 42  
AVERAGE 41 32 9 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.46 1924 0.07 -0.07 0.06  
MONTH TO DATE 1.30 1.45 -0.15 0.12  
SINCE DEC 1 1.30 1.45 -0.15 0.12  
SINCE JAN 1 31.78 41.63 -9.85 37.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.0 1945 0.1 -0.1 0.0  
1924  
MONTH TO DATE 0.4 2.1 -1.7 T  
SINCE DEC 1 0.4 2.1 -1.7 T  
SINCE JUL 1 5.0 3.0 2.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 33 -9 20  
MONTH TO DATE 483 525 -42 432  
SINCE DEC 1 483 525 -42 432  
SINCE JUL 1 1632 1510 122 1212  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1950 1249 701 1401    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 4.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 35  
AVERAGE 68  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 71 1939  
MINIMUM TEMPERATURE (F) 23 -8 1983  
1901  
 
 
SUNRISE AND SUNSET  
DECEMBER 18 2018......SUNRISE 722 AM CST SUNSET 449 PM CST  
DECEMBER 19 2018......SUNRISE 723 AM CST SUNSET 450 PM CST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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