673 
CDUS43 KLSX 050728
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
227 AM CDT SAT MAY 5 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 4 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         75   1242 PM  92    1952  73      2       54       
  MINIMUM         57   1159 PM  33    1954  54      3       48       
  AVERAGE         66                        63      3       51      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.03 1905   0.15  -0.15     0.90    
  MONTH TO DATE    1.02                      0.57   0.45     2.76    
  SINCE MAR 1     10.42                      7.58   2.84    17.37    
  SINCE JAN 1     16.90                     12.22   4.68    19.66    
                                                                     
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      1.6                       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                         4     -4       14       
  MONTH TO DATE    0                        17    -17       42       
  SINCE MAR 1   1134                       875    259      649       
  SINCE JUL 1   4605                      4473    132     3382       
                                                                     
 COOLING                                                             
  YESTERDAY        1                         2     -1        0       
  MONTH TO DATE   29                         8     21        0       
  SINCE MAR 1     42                        54    -12       73       
  SINCE JAN 1     42                        54    -12       75       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     9.5                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.6                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    87           100 AM                                     
 LOWEST     53           300 PM                                     
 AVERAGE    70                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   73        93      1952                    
                                             1943                    
 MINIMUM TEMPERATURE (F)   54        38      1979                    
                                             1944                    
                                             1917                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY  5 2018...........SUNRISE   559 AM CDT   SUNSET   758 PM CDT   
MAY  6 2018...........SUNRISE   558 AM CDT   SUNSET   759 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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