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CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
443 AM PDT WED MAY 18 2011


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

...THE PORTLAND OR CLIMATE SUMMARY FOR MAY 17 2011...

CLIMATE NORMAL PERIOD 1971 TO 2000
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         64    441 PM  95    2008  67     -3       75
  MINIMUM         42    420 AM  37    1966  48     -6       54
  AVERAGE         53                        57     -4       65

PRECIPITATION (IN)
  YESTERDAY        0.00          1.20 1991   0.08  -0.08     0.83
  MONTH TO DATE    2.09                      1.36   0.73     1.61
  SINCE OCT 1     41.42                     31.16  10.26    27.72
  SINCE JAN 1     22.57                     16.96   5.61    15.81

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

DEGREE DAYS
 HEATING
  YESTERDAY       12                         8      4        0
  MONTH TO DATE  187                       155     32      156
  SINCE MAR 1   1269                      1091    178     1079
  SINCE JUL 1   4363                      4216    147     3989

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         1     -1        0
  SINCE JAN 1      0                         1     -1        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     2.7


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    89           400 AM
 LOWEST     36           400 PM
 AVERAGE    63

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


THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        86      1963
 MINIMUM TEMPERATURE (F)   48        38      2003


SUNRISE AND SUNSET
MAY 18 2011...........SUNRISE   536 AM PDT   SUNSET   838 PM PDT
MAY 19 2011...........SUNRISE   535 AM PDT   SUNSET   839 PM PDT


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




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