155  
CDUS43 KLSX 182131  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
430 PM CDT SAT MAY 18 2019  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR MAY 18 2019
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1890 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 83 259 PM 91 1962 75 8 77  
MINIMUM 65 317 AM 35 2002 54 11 61  
AVERAGE 74 65 9 69  
 
PRECIPITATION (IN)  
TODAY 0.00 3.10 1929 0.16 -0.16 T  
MONTH TO DATE 1.00 2.99 -1.99 0.91  
SINCE MAR 1 10.48 10.39 0.09 4.70  
SINCE JAN 1 14.45 14.56 -0.11 9.91  
 
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 MAR 1 2.6 1.9 0.7 0.9  
SINCE JUL 1 28.7 18.0 10.7 4.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 81 81 0 0  
SINCE MAR 1 1021 1038 -17 1130  
SINCE JUL 1 5003 4984 19 4769  
 
COOLING  
TODAY 9 3 6 4  
MONTH TO DATE 46 31 15 140  
SINCE MAR 1 78 56 22 153  
SINCE JAN 1 78 56 22 153    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 12.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 200 AM  
LOWEST 55 200 PM  
AVERAGE 64  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 91 1998  
1996  
MINIMUM TEMPERATURE (F) 54 37 1925  
1894  
 
 
SUNRISE AND SUNSET  
MAY 18 2019...........SUNRISE 554 AM CDT SUNSET 817 PM CDT  
MAY 19 2019...........SUNRISE 553 AM CDT SUNSET 818 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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