AFOS product CLISTL
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CDUS43 KLSX 120726
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
226 AM CDT SAT AUG 12 2017


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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 11 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         84    403 PM 104    1881  89     -5       98       
  MINIMUM         69   1159 PM  56    1967  70     -1       80       
                                      1930                          
  AVERAGE         77                        79     -2       89      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          2.34 1939   0.10  -0.06     0.00    
  MONTH TO DATE    0.14                      1.14  -1.00     1.60    
  SINCE JUN 1      4.24                      9.53  -5.29    11.26    
  SINCE JAN 1     27.14                     25.90   1.24    24.31    
                                                                     
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 JUN 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1      0                         5     -5        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       12                        14     -2       24       
  MONTH TO DATE  118                       162    -44      189       
  SINCE JUN 1   1130                       963    167     1206       
  SINCE JAN 1   1382                      1137    245     1400       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     N (360)      
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     N (360)      
  AVERAGE WIND SPEED     8.0                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           700 AM                                     
 LOWEST     54           600 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   89       106      1881                    
 MINIMUM TEMPERATURE (F)   70        51      1967                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 12 2017........SUNRISE   613 AM CDT   SUNSET   759 PM CDT   
AUGUST 13 2017........SUNRISE   614 AM CDT   SUNSET   758 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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