351  
CDUS43 KLSX 242135  
CLISTL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
433 PM CDT THU MAY 24 2012  
 
   
...............................  
 
   
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 24 2012  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1874 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 92R 255 PM 92 1950 78 14 85  
1921  
1911  
MINIMUM 66 504 AM 40 1961 60 6 62  
AVERAGE 79 69 10 74  
 
PRECIPITATION (IN)  
TODAY 0.00 2.15 1927 0.16 -0.16 0.00  
MONTH TO DATE 1.60 3.58 -1.98 2.39  
SINCE MAR 1 12.23 10.59 1.64 15.01  
SINCE JAN 1 16.58 15.23 1.35 19.71  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2011 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 2.7 -2.7 7.5  
SINCE JUL 1 6.3 17.7 -11.4 36.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 4 68 -64 112  
SINCE MAR 1 389 926 -537 840  
SINCE JUL 1 3291 4524 -1233 4485  
 
COOLING  
TODAY 14 5 9 9  
MONTH TO DATE 166 84 82 114  
SINCE MAR 1 303 130 173 170  
SINCE JAN 1 303 130 173 172    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 16.3  
 
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 600 AM  
LOWEST 26 200 PM  
AVERAGE 40  
   
......................................................  
 
 
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 93 1953  
1911  
MINIMUM TEMPERATURE (F) 60 38 1925  
 
 
SUNRISE AND SUNSET  
MAY 24 2012...........SUNRISE 542 AM CDT SUNSET 815 PM CDT  
MAY 25 2012...........SUNRISE 542 AM CDT SUNSET 816 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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