AFOS product CLIDMH
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CDUS41 KLWX 190527
CLIDMH


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1226 AM EST TUE DEC 19 2017


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

...THE BALTIMORE INNER HARBOR MD CLIMATE SUMMARY FOR DECEMBER 18 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1999 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         55    200 PM  MM      MM  45     10       63       
  MINIMUM         40    806 AM  MM      MM  32      8       37       
  AVERAGE         48                        38     10       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00         MM      MM   0.11  -0.11     0.06    
  MONTH TO DATE    0.49                      2.07  -1.58     1.73    
  SINCE DEC 1      0.49                      2.07  -1.58     1.73    
  SINCE JAN 1     34.77                     39.55  -4.78    38.96    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        27    -10       15       
  MONTH TO DATE  420                       429     -9      430       
  SINCE DEC 1    420                       429     -9      430       
  SINCE JUL 1    948                      1080   -132      939       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1885                      1665    220     1923       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    MM   HIGHEST WIND DIRECTION    MM            
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED    MM                                           

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              


                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    79           800 AM                                     
 LOWEST     47           100 PM                                     
 AVERAGE    63                                                       

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

                                                                     
THE BALTIMORE INNER HARBOR MD CLIMATE NORMALS FOR TODAY
                         NORMAL                                      
 MAXIMUM TEMPERATURE (F)   45                                        
 MINIMUM TEMPERATURE (F)   32                                        

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 19 2017......SUNRISE   722 AM EST   SUNSET   446 PM EST   
DECEMBER 20 2017......SUNRISE   722 AM EST   SUNSET   446 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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