AFOS product CLIYKM
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CDUS46 KPDT 170913 RRA
CLIYKM

CLIMATE REPORT
NATIONAL WEATHER SERVICE PENDLETON OR
113 AM PST SUN DEC 17 2017


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

...THE YAKIMA WA CLIMATE SUMMARY FOR DECEMBER 16 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1946 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         39    253 PM  62    1999  35      4       27
  MINIMUM         21    638 AM -15    1964  21      0        2
  AVERAGE         30                        28      2       15

PRECIPITATION (IN)
  YESTERDAY        0.01          0.58 2012   0.05  -0.04      T
  MONTH TO DATE    0.04                      0.77  -0.73     0.60
  SINCE OCT 1      1.97                      2.36  -0.39     3.65
  SINCE JAN 1      9.92                      7.49   2.43     9.71

SNOWFALL (IN)
  YESTERDAY        T             6.2  2012   0.3   -0.3       T
  MONTH TO DATE    T                         4.7   -4.7      7.1
  SINCE JAN 1     29.5                      16.9   12.6     19.6
  SINCE JUL 1      0.4                       8.3   -7.9      7.1
  SNOW DEPTH       T

DEGREE DAYS
 HEATING
  YESTERDAY       35                        37     -2       50
  MONTH TO DATE  511                       569    -58      597
  SINCE DEC 1    511                       569    -58      597
  SINCE JUL 1   1780                      2102   -322     1616

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1054                       472    582      774
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     2.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  SLEET
  FOG
  FOG W/VISIBILITY <= 1/4 MILE
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1100 PM
 LOWEST     70           300 PM
 AVERAGE    85

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


THE YAKIMA WA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   35        56      1990
 MINIMUM TEMPERATURE (F)   21       -17      1964


SUNRISE AND SUNSET
DECEMBER 17 2017......SUNRISE   741 AM PST   SUNSET   416 PM PST
DECEMBER 18 2017......SUNRISE   742 AM PST   SUNSET   416 PM PST


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

$$