AFOS product CLISTL
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CDUS43 KLSX 240735
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
234 AM CDT THU MAY 24 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 23 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         86    350 PM  92    2010  78      8       73       
                                      1950                          
  MINIMUM         66    453 AM  39    1931  59      7       59       
  AVERAGE         76                        69      7       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.02 1971   0.15  -0.15     0.18    
  MONTH TO DATE    3.55                      3.42   0.13     5.20    
  SINCE MAR 1     12.95                     10.43   2.52    19.81    
  SINCE JAN 1     19.43                     15.07   4.36    22.10    
                                                                     
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                         1     -1        0       
  MONTH TO DATE    0                        67    -67       54       
  SINCE MAR 1   1134                       925    209      661       
  SINCE JUL 1   4605                      4523     82     3394       
                                                                     
 COOLING                                                             
  YESTERDAY       11                         5      6        1       
  MONTH TO DATE  204                        79    125      121       
  SINCE MAR 1    217                       125     92      194       
  SINCE JAN 1    217                       125     92      196       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (70)       
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     E (80)       
  AVERAGE WIND SPEED     5.8                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    81           200 AM                                     
 LOWEST     48           300 PM                                     
 AVERAGE    65                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        92      2012                    
                                             1950                    
                                             1921                    
 MINIMUM TEMPERATURE (F)   60        40      1961                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 24 2018...........SUNRISE   543 AM CDT   SUNSET   815 PM CDT   
MAY 25 2018...........SUNRISE   542 AM CDT   SUNSET   815 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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