866  
CDUS43 KLSX 300727  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
126 AM CST SUN DEC 30 2018  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR DECEMBER 29 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 27 337 PM 67 1984 39 -12 30  
MINIMUM 19 935 AM -8 1917 21 -2 14  
1909  
AVERAGE 23 30 -7 22  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.04 1984 0.06 -0.06 0.00  
MONTH TO DATE 2.20 2.30 -0.10 0.23  
SINCE DEC 1 2.20 2.30 -0.10 0.23  
SINCE JAN 1 32.68 42.48 -9.80 37.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.9 1954 0.2 -0.2 0.0  
MONTH TO DATE 0.4 4.1 -3.7 1.2  
SINCE DEC 1 0.4 4.1 -3.7 1.2  
SINCE JUL 1 5.0 5.0 0.0 1.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 42 35 7 43  
MONTH TO DATE 793 939 -146 857  
SINCE DEC 1 793 939 -146 857  
SINCE JUL 1 1942 1924 18 1637  
 
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 14 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84  
LOWEST 63  
AVERAGE 74  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 72 1965  
MINIMUM TEMPERATURE (F) 21 -7 1983  
1976  
 
 
SUNRISE AND SUNSET  
DECEMBER 30 2018......SUNRISE 727 AM CST SUNSET 456 PM CST  
DECEMBER 31 2018......SUNRISE 727 AM CST SUNSET 457 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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