AFOS product CLISTL
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CDUS43 KLSX 310727
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
227 AM CDT THU MAY 31 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 30 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         90    342 PM  97    1934  80     10       83       
  MINIMUM         72    437 AM  42    1889  62     10       60       
  AVERAGE         81                        71     10       72      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          2.63 1974   0.17  -0.13     0.00    
  MONTH TO DATE    5.05                      4.56   0.49     6.00    
  SINCE MAR 1     14.45                     11.57   2.88    20.61    
  SINCE JAN 1     20.93                     16.21   4.72    22.90    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2015   0.0    0.0      0.0     
  MONTH TO DATE    T                         0.0    0.0      0.0     
  SINCE MAR 1      1.6                       2.7   -1.1      1.8     
  SINCE JUL 1      7.1                      17.7  -10.6      3.2     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    0                        74    -74       57       
  SINCE MAR 1   1134                       932    202      664       
  SINCE JUL 1   4605                      4530     75     3397       
                                                                     
 COOLING                                                             
  YESTERDAY       16                         7      9        7       
  MONTH TO DATE  313                       121    192      169       
  SINCE MAR 1    326                       167    159      242       
  SINCE JAN 1    326                       167    159      244       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     8.1                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           300 AM                                     
 LOWEST     44           400 PM                                     
 AVERAGE    69                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   81        98      1934                    
 MINIMUM TEMPERATURE (F)   62        42      1889                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 31 2018...........SUNRISE   539 AM CDT   SUNSET   820 PM CDT   
JUNE  1 2018..........SUNRISE   538 AM CDT   SUNSET   821 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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