644  
CDUS43 KLSX 172245  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
545 PM CDT FRI MAY 17 2019  
 
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR MAY 17 2019
 
 
VALID TODAY AS OF 0500 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 85 351 PM 91 1996 75 10 79  
MINIMUM 65 559 AM 35 1895 54 11 64  
AVERAGE 75 64 11 72  
 
PRECIPITATION (IN)  
TODAY 0.00 4.78 1995 0.15 -0.15 T  
MONTH TO DATE 1.00 2.83 -1.83 0.91  
SINCE MAR 1 10.48 10.23 0.25 4.70  
SINCE JAN 1 14.45 14.40 0.05 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 78 3 0  
SINCE MAR 1 1021 1035 -14 1130  
SINCE JUL 1 5003 4981 22 4769  
 
COOLING  
TODAY 10 3 7 7  
MONTH TO DATE 37 28 9 136  
SINCE MAR 1 69 53 16 149  
SINCE JAN 1 69 53 16 149    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 10.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 600 AM  
LOWEST 47 200 PM  
AVERAGE 67  
   
......................................................
 
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 91 1962  
MINIMUM TEMPERATURE (F) 54 35 2002  
 
 
SUNRISE AND SUNSET  
MAY 17 2019...........SUNRISE 555 AM CDT SUNSET 816 PM CDT  
MAY 18 2019...........SUNRISE 554 AM CDT SUNSET 817 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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