811 
CDUS41 KPBZ 120603
CLIPIT


CLIMATE REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA                               
202 AM EDT SUN MAY 12 2013


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

...THE PITTSBURGH PA CLIMATE SUMMARY FOR MAY 11 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         62   1256 AM  90    1896  70     -8       70       
                                      1881                          
  MINIMUM         50   1009 PM  30    1966  48      2       40       
  AVERAGE         56                        59     -3       55      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.03          2.27 1889   0.13  -0.10     0.00    
  MONTH TO DATE    0.68                      1.25  -0.57     3.04    
  SINCE JUN 1     37.05                     35.49   1.56    35.89    
  SINCE JAN 1     10.69                     12.40  -1.71    13.73    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    1969   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE OCT 1     57.4                      41.4   16.0     36.9     
  SINCE JUL 1     57.4                      41.4   16.0     36.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        9                         7      2       10       
  MONTH TO DATE   29                        93    -64       29       
  SINCE MAR 1   1311                      1312     -1      888       
  SINCE JUL 1   5423                      5569   -146     4566       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    3                        10     -7       44       
  SINCE MAR 1     20                        20      0       60       
  SINCE JAN 1     20                        20      0       60       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     8.6                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    97          1200 AM                                     
 LOWEST     72           300 PM                                     
 AVERAGE    85                                                       

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

                                                                     
THE PITTSBURGH PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        94      1881                    
 MINIMUM TEMPERATURE (F)   48        33      1976                    
                                             1963                    
                                             1938                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 12 2013...........SUNRISE   607 AM EDT   SUNSET   828 PM EDT   
MAY 13 2013...........SUNRISE   606 AM EDT   SUNSET   829 PM EDT   

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





&&
SNOW DEPTH IS MEASURED AT 7 AM EST OR 8 AM EDT.
$$