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CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
341 AM PST FRI DEC 30 2011


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

...THE PORTLAND OR CLIMATE SUMMARY FOR DECEMBER 29 2011...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1940 TO 2011


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         54   1159 PM  58    1950  45      9       42
  MINIMUM         46    127 PM  14    1990  35     11       33
                                      1968
  AVERAGE         50                        40     10       38

PRECIPITATION (IN)
  YESTERDAY        0.69          1.66 1983   0.16   0.53     0.21
  MONTH TO DATE    2.06                      5.18  -3.12     8.35
  SINCE OCT 1     10.77                     13.81  -3.04    18.85
  SINCE JAN 1     36.65                     35.72   0.93    46.18

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

DEGREE DAYS
 HEATING
  YESTERDAY       15                        25    -10       27
  MONTH TO DATE  749                       708     41      619
  SINCE DEC 1    749                       708     41      619
  SINCE JUL 1   1682                      1677      5     1627

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    362                       424    -62      314
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     9.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 PM
 LOWEST     74          1200 AM
 AVERAGE    87

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


THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   45        60      1980
 MINIMUM TEMPERATURE (F)   35         8      1968


SUNRISE AND SUNSET
DECEMBER 30 2011......SUNRISE   751 AM PST   SUNSET   435 PM PST
DECEMBER 31 2011......SUNRISE   751 AM PST   SUNSET   436 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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