873  
CDUS43 KLSX 172127  
CLICOU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
427 PM CDT WED MAY 17 2023  
   
...............................
 
 
   
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR MAY 17 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1890 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 82 259 PM 91 1996 76 6 82  
MINIMUM 57 523 AM 35 1895 56 1 55  
AVERAGE 70 66 4 69  
 
PRECIPITATION (IN)  
TODAY 0.00 4.78 1995 0.15 -0.15 T  
MONTH TO DATE 3.82 2.76 1.06 2.51  
SINCE MAR 1 7.22 10.61 -3.39 12.32  
SINCE JAN 1 11.06 14.85 -3.79 14.61  
 
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 0.3 1.7 -1.4 4.9  
SINCE JUL 1 7.4 16.5 -9.1 24.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 35 66 -31 54  
SINCE MAR 1 896 947 -51 916  
SINCE JUL 1 4167 4652 -485 4168  
 
COOLING  
TODAY 5 4 1 4  
MONTH TO DATE 93 44 49 102  
SINCE MAR 1 120 76 44 127  
SINCE JAN 1 120 76 44 127    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 400 AM  
LOWEST 35 300 PM  
AVERAGE 66  
   
......................................................
 
 
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 91 1962  
MINIMUM TEMPERATURE (F) 56 35 2002  
 
SUNRISE AND SUNSET  
MAY 17 2023...........SUNRISE 555 AM CDT SUNSET 816 PM CDT  
MAY 18 2023...........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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