AFOS product CLIBWI
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CDUS41 KLWX 300533
CLIBWI


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
1232 AM EST SAT DEC 30 2017


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

...THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 29 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         29    309 PM  77    1984  42    -13       48       
  MINIMUM         10   1244 AM   2    1917  25    -15       31       
  AVERAGE         20                        34    -14       40      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.88 1901   0.09  -0.09     0.29    
  MONTH TO DATE    0.88                      3.19  -2.31     2.77    
  SINCE DEC 1      0.88                      3.19  -2.31     2.77    
  SINCE JAN 1     38.21                     41.70  -3.49    40.52    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           4.9  1935   0.1   -0.1              
  MONTH TO DATE    3.8                       2.7    1.1              
  SINCE JUL 1      3.8                       3.1    0.7              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       45                        31     14       25       
  MONTH TO DATE  819                       815      4      760       
  SINCE DEC 1    819                       815      4      760       
  SINCE JUL 1   1566                      1719   -153     1459       
                                                                     
 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    20   HIGHEST WIND DIRECTION    NW (300)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (300)      
  AVERAGE WIND SPEED     4.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    70           100 AM                                     
 LOWEST     35           200 PM                                     
 AVERAGE    53                                                       

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

                                                                     
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   42        68      1990                    
 MINIMUM TEMPERATURE (F)   25        -3      1880                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 30 2017......SUNRISE   726 AM EST   SUNSET   453 PM EST   
DECEMBER 31 2017......SUNRISE   726 AM EST   SUNSET   454 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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