AFOS product CLIBWI
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CDUS41 KLWX 090525
CLIBWI


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1223 AM EST SAT DEC 9 2017


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

...THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 8 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         40    119 PM  74    1980  47     -7       47       
  MINIMUM         34   1253 AM  10    1882  30      4       30       
  AVERAGE         37                        39     -2       39      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.56 1972   0.11  -0.11      T      
  MONTH TO DATE    0.17                      0.94  -0.77     1.23    
  SINCE DEC 1      0.17                      0.94  -0.77     1.23    
  SINCE JAN 1     37.50                     39.45  -1.95    38.98    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           4.1  1989   0.1   -0.1              
  MONTH TO DATE    0.0                       0.6   -0.6              
  SINCE JUL 1      0.0                       1.0   -1.0              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       28                        26      2       26       
  MONTH TO DATE  181                       201    -20      168       
  SINCE DEC 1    181                       201    -20      168       
  SINCE JUL 1    928                      1105   -177      867       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1316                      1164    152     1551       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     3.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    70           100 AM                                     
 LOWEST     40           200 PM                                     
 AVERAGE    55                                                       

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

                                                                     
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   47        73      1966                    
 MINIMUM TEMPERATURE (F)   30         4      1876                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  9 2017......SUNRISE   714 AM EST   SUNSET   444 PM EST   
DECEMBER 10 2017......SUNRISE   715 AM EST   SUNSET   444 PM EST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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