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

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CDUS43 KGRR 100540
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1239 AM EST SAT DEC 10 2016


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR DECEMBER 9 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         29    108 AM  59    1946  37     -8       48
  MINIMUM         22   1128 PM  -1    1964  25     -3       34
  AVERAGE         26                        31     -5       41

PRECIPITATION (IN)
  YESTERDAY        0.10          0.81 1907   0.09   0.01     0.00
  MONTH TO DATE    0.71                      0.81  -0.10     0.10
  SINCE DEC 1      0.71                      0.81  -0.10     0.10
  SINCE JAN 1     44.04                     36.58   7.46    29.88

SNOWFALL (IN)
  YESTERDAY        3.5           4.6  1995   0.6    2.9      0.0
  MONTH TO DATE   10.2                       5.1    5.1       T
  SINCE DEC 1     10.2                       5.1    5.1       T
  SINCE JUL 1     11.0                      12.4   -1.4      3.5
  SNOW DEPTH       2

DEGREE DAYS
 HEATING
  YESTERDAY       39                        34      5       24
  MONTH TO DATE  290                       293     -3      238
  SINCE DEC 1    290                       293     -3      238
  SINCE JUL 1   1238                      1631   -393     1296

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    936                       699    237      642
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     8.8


SKY COVER
  POSSIBLE SUNSHINE   0 PERCENT
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          1000 PM
 LOWEST     63          1100 AM
 AVERAGE    78

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   36        62      1971
 MINIMUM TEMPERATURE (F)   25         5      1977


SUNRISE AND SUNSET
DECEMBER 10 2016......SUNRISE   802 AM EST   SUNSET   508 PM EST
DECEMBER 11 2016......SUNRISE   803 AM EST   SUNSET   508 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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