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CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
341 AM PST TUE DEC 11 2012


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

...THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 10 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1940 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         52    108 PM  65    1993  46      6       36
  MINIMUM         44    736 PM  13    2009  35      9       27
  AVERAGE         48                        41      7       32

PRECIPITATION (IN)
  YESTERDAY        T             1.43 1992   0.18  -0.18     0.01
  MONTH TO DATE    2.41                      1.92   0.49     0.01
  SINCE OCT 1     16.78                     10.55   6.23     8.72
  SINCE JAN 1     45.29                     32.46  12.83    34.60

SNOWFALL (IN)
  YESTERDAY       MM
  MONTH TO DATE   MM
  SINCE DEC 1     MM
  SINCE JUL 1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       17                        24     -7       33
  MONTH TO DATE  178                       234    -56      284
  SINCE DEC 1    178                       234    -56      284
  SINCE JUL 1    987                      1203   -216     1217

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    436                       424     12      362
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     1.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     71           100 PM
 AVERAGE    86

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


THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   46        61      1955
 MINIMUM TEMPERATURE (F)   35        14      2009


SUNRISE AND SUNSET
DECEMBER 11 2012......SUNRISE   741 AM PST   SUNSET   427 PM PST
DECEMBER 12 2012......SUNRISE   742 AM PST   SUNSET   427 PM PST


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




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