AFOS product CLISTL
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CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
227 AM CDT FRI MAY 22 2015


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 21 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         67    403 PM  93    1941  78    -11       89       
  MINIMUM         46    526 AM  38    1883  59    -13       71       
  AVERAGE         57                        68    -11       80      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.00 1957   0.16  -0.16     0.13    
  MONTH TO DATE    2.61                      3.11  -0.50     1.84    
  SINCE MAR 1     11.03                     10.12   0.91    11.77    
  SINCE JAN 1     13.98                     14.76  -0.78    14.92    
                                                                     
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        8                         2      6        0       
  MONTH TO DATE   42                        64    -22       79       
  SINCE MAR 1    772                       922   -150      990       
  SINCE JUL 1   4574                      4520     54     5027       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         5     -5       15       
  MONTH TO DATE  122                        69     53      117       
  SINCE MAR 1    147                       115     32      154       
  SINCE JAN 1    147                       115     32      154       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (340)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     7.5                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    80           200 AM                                     
 LOWEST     40           300 PM                                     
 AVERAGE    60                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        94      1925                    
 MINIMUM TEMPERATURE (F)   59        37      1883                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 22 2015...........SUNRISE   544 AM CDT   SUNSET   813 PM CDT   
MAY 23 2015...........SUNRISE   543 AM CDT   SUNSET   814 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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