Climatological Report (Daily)
Issued by NWS Grand Rapids, MI

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CDUS43 KGRR 210600
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
100 AM EST SUN DEC 21 2014


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR DECEMBER 20 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         33    323 PM  58    1949  33      0       34
  MINIMUM         17    710 AM  -3    1983  22     -5       31
  AVERAGE         25                        28     -3       33

PRECIPITATION (IN)
  YESTERDAY        T             3.82 1895   0.07  -0.07     0.28
  MONTH TO DATE    0.21                      1.66  -1.45     1.81
  SINCE DEC 1      0.21                      1.66  -1.45     1.81
  SINCE JAN 1     38.92                     37.43   1.49    44.59

SNOWFALL (IN)
  YESTERDAY       MM             7.9  1951   0.8   MM        0.0
  MONTH TO DATE    0.3                      13.3  -13.0     22.2
  SINCE DEC 1      0.3                      13.3  -13.0     22.2
  SINCE JUL 1     31.3                      20.6   10.7     24.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       40                        37      3       32
  MONTH TO DATE  660                       687    -27      768
  SINCE DEC 1    660                       687    -27      768
  SINCE JUL 1   2156                      2025    131     2090

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    611                       699    -88      767
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   S (160)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     3.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           500 AM
 LOWEST     63           300 PM
 AVERAGE    78

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   33        60      1967
 MINIMUM TEMPERATURE (F)   22        -8      1989


SUNRISE AND SUNSET
DECEMBER 21 2014......SUNRISE   810 AM EST   SUNSET   511 PM EST
DECEMBER 22 2014......SUNRISE   810 AM EST   SUNSET   511 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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