AFOS product CLISTL
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CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
238 AM CDT SAT MAY 16 2015


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 15 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         85   1259 PM  94    1944  76      9       64       
  MINIMUM         67    301 AM  39    1959  57     10       47       
  AVERAGE         76                        66     10       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.35          1.91 1990   0.16   0.19     0.35    
  MONTH TO DATE    2.13                      2.20  -0.07     1.71    
  SINCE MAR 1     10.55                      9.21   1.34    11.64    
  SINCE JAN 1     13.50                     13.85  -0.35    14.79    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2014   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE MAR 1      0.6                       2.7   -2.1      1.6     
  SINCE JUL 1     16.8                      17.7   -0.9     28.8     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         3     -3        9       
  MONTH TO DATE   15                        52    -37       49       
  SINCE MAR 1    745                       910   -165      960       
  SINCE JUL 1   4547                      4508     39     4997       
                                                                     
 COOLING                                                             
  YESTERDAY       11                         4      7        0       
  MONTH TO DATE   96                        42     54       89       
  SINCE MAR 1    121                        88     33      126       
  SINCE JAN 1    121                        88     33      126       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION     S (160)      
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     8.1                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.7                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84           800 PM                                     
 LOWEST     55          1100 AM                                     
 AVERAGE    70                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   76        93      2001                    
 MINIMUM TEMPERATURE (F)   57        39      1875                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 16 2015...........SUNRISE   549 AM CDT   SUNSET   808 PM CDT   
MAY 17 2015...........SUNRISE   548 AM CDT   SUNSET   808 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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