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CLIPDX


CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
448 AM PDT THU MAY 12 2011


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

...THE PORTLAND OR CLIMATE SUMMARY FOR MAY 11 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         58   1146 AM  91    1971  66     -8       62
  MINIMUM         43   1144 PM  37    1985  47     -4       50
                                      1970
                                      1959
  AVERAGE         51                        56     -5       56

PRECIPITATION (IN)
  YESTERDAY        0.25          0.29 1987   0.08   0.17     0.00
                                      1970
  MONTH TO DATE    1.30                      0.88   0.42     0.75
  SINCE OCT 1     40.63                     30.68   9.95    26.86
  SINCE JAN 1     21.78                     16.48   5.30    14.95

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       14                         9      5        9
  MONTH TO DATE  125                       106     19      136
  SINCE MAR 1   1207                      1042    165     1059
  SINCE JUL 1   4301                      4167    134     3969

 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    21   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     6.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1000 PM
 LOWEST     57          1100 AM
 AVERAGE    75

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


THE PORTLAND OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        87      1973
 MINIMUM TEMPERATURE (F)   47        37      1985
                                             1958
                                             1943


SUNRISE AND SUNSET
MAY 12 2011...........SUNRISE   543 AM PDT   SUNSET   831 PM PDT
MAY 13 2011...........SUNRISE   542 AM PDT   SUNSET   832 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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