AFOS product CLISTL
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CDUS43 KLSX 130729
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO                                 
228 AM CDT TUE MAR 13 2018


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

...THE ST. LOUIS CLIMATE SUMMARY FOR MARCH 12 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         47    450 PM  84    2012  54     -7       44       
                                      1990                          
                                      1972                          
  MINIMUM         30    538 AM   1    1948  35     -5       30       
  AVERAGE         39                        45     -6       37      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.42 1961   0.10  -0.10     0.00    
  MONTH TO DATE    1.20                      1.11   0.09     1.17    
  SINCE MAR 1      1.20                      1.11   0.09     1.17    
  SINCE JAN 1      7.68                      5.75   1.93     3.46    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           7.0  1968   0.1   -0.1      0.0     
  MONTH TO DATE    1.0                       1.3   -0.3      0.4     
  SINCE MAR 1      1.0                       1.3   -0.3      0.4     
  SINCE JUL 1      6.5                      16.3   -9.8      1.8     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       26                        20      6       28       
  MONTH TO DATE  288                       268     20      195       
  SINCE MAR 1    288                       268     20      195       
  SINCE JUL 1   3759                      3866   -107     2928       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        2       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED    10.3                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           100 AM                                     
 LOWEST     54           900 PM                                     
 AVERAGE    73                                                       

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

                                                                     
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   55        85      1933                    
 MINIMUM TEMPERATURE (F)   36        12      1968                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH 13 2018.........SUNRISE   716 AM CDT   SUNSET   707 PM CDT   
MARCH 14 2018.........SUNRISE   714 AM CDT   SUNSET   708 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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