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CLIPIT


CLIMATE REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
104 AM EST TUE DEC 11 2012


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

...THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 10 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         57    428 AM  72    1971  41     16       34
  MINIMUM         36   1159 PM  -6    1876  27      9       21
  AVERAGE         47                        34     13       28

PRECIPITATION (IN)
  YESTERDAY        0.87          1.20 1878   0.10   0.77      T
  MONTH TO DATE    2.64                      0.98   1.66     0.30
  SINCE JUN 1     23.47                     21.22   2.25    19.99
  SINCE JAN 1     38.85                     36.32   2.53    42.07

SNOWFALL (IN)
  YESTERDAY        0.0           8.3  1992   0.2   -0.2       T
  MONTH TO DATE    0.0                       2.2   -2.2       T
  SINCE OCT 1      0.8                       4.7   -3.9      1.6
  SINCE JUL 1      0.8                       4.7   -3.9      1.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       18                        31    -13       37
  MONTH TO DATE  180                       296   -116      266
  SINCE DEC 1    180                       296   -116      266
  SINCE JUL 1   1428                      1459    -31     1261

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1025                       736    289     1009
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     9.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     85           600 PM
 AVERAGE    89

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


THE PITTSBURGH PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   41        66      2007
 MINIMUM TEMPERATURE (F)   27        -2      1958


SUNRISE AND SUNSET
DECEMBER 11 2012......SUNRISE   734 AM EST   SUNSET   454 PM EST
DECEMBER 12 2012......SUNRISE   735 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.






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