Climatological Report (Daily)
Issued by NWS State College, PA

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681
CDUS41 KCTP 150643
CLIIPT


CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
143 AM EST FRI DEC 15 2017


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

...THE WILLIAMSPORT PA CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         31    307 PM  65    1901  38     -7       33
  MINIMUM         13   1157 PM  -1    2005  25    -12       16
  AVERAGE         22                        32    -10       25

PRECIPITATION (IN)
  YESTERDAY        0.06          3.09 1901   0.09  -0.03     0.00
  MONTH TO DATE    0.66                      1.54  -0.88     1.32
  SINCE DEC 1      0.66                      1.54  -0.88     1.32
  SINCE JAN 1     45.86                     39.89   5.97    32.85

SNOWFALL (IN)
  YESTERDAY        1.4          11.1  1914   0.2    1.2      0.0
  MONTH TO DATE    2.0                       2.6   -0.6      7.3
  SINCE DEC 1      2.0                       2.6   -0.6      7.3
  SINCE JUL 1      2.1                       4.4   -2.3      7.4
  SNOW DEPTH       2

DEGREE DAYS
 HEATING
  YESTERDAY       43                        34      9       40
  MONTH TO DATE  422                       439    -17      399
  SINCE DEC 1    422                       439    -17      399
  SINCE JUL 1   1406                      1684   -278     1333

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    929                       702    227     1148
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     8.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           400 AM
 LOWEST     38           500 PM
 AVERAGE    65

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


THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   38        60      1901
 MINIMUM TEMPERATURE (F)   24         0      1904


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   726 AM EST   SUNSET   440 PM EST
DECEMBER 16 2017......SUNRISE   727 AM EST   SUNSET   440 PM EST


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




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