AFOS product CLISTL
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CDUS43 KLSX 250727
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
227 AM CDT THU MAY 25 2017


................................... 

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 24 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         71    342 PM  92    2012  78     -7       87       
                                      1950                          
                                      1921                          
  MINIMUM         53    524 AM  40    1961  60     -7       68       
  AVERAGE         62                        69     -7       78      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.15 1927   0.16  -0.16      T      
  MONTH TO DATE    5.20                      3.58   1.62     3.12    
  SINCE MAR 1     19.81                     10.59   9.22     9.90    
  SINCE JAN 1     22.10                     15.23   6.87    11.50    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        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      1.8                       2.7   -0.9      0.3     
  SINCE JUL 1      3.2                      17.7  -14.5     10.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        3                         1      2        0       
  MONTH TO DATE   57                        68    -11       83       
  SINCE MAR 1    664                       926   -262      654       
  SINCE JUL 1   3397                      4524  -1127     3484       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         5     -5       13       
  MONTH TO DATE  121                        84     37       54       
  SINCE MAR 1    194                       130     64      114       
  SINCE JAN 1    196                       130     66      114       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED     9.3                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    83           200 AM                                     
 LOWEST     44           400 PM                                     
 AVERAGE    64                                                       

..........................................................

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79        93      1953                    
                                             1911                    
 MINIMUM TEMPERATURE (F)   60        38      1925                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 25 2017...........SUNRISE   542 AM CDT   SUNSET   816 PM CDT   
MAY 26 2017...........SUNRISE   541 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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