Climatological Report (Daily)
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CDUS43 KGRR 131424
CLIMKG


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
924 AM EST WED DEC 13 2017


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

...THE MUSKEGON MI CLIMATE SUMMARY FOR DECEMBER 13 2017...
VALID AS OF 0900 AM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         21    859 AM  63    2015  36    -15       29
  MINIMUM         17    256 AM   1    1958  26     -9       17
                                      1956
  AVERAGE         19                        31    -12       23

PRECIPITATION (IN)
  TODAY            0.02          1.02 2015   0.08  -0.06      T
  MONTH TO DATE    0.84                      1.20  -0.36     1.22
  SINCE DEC 1      0.84                      1.20  -0.36     1.22
  SINCE JAN 1     34.61                     32.14   2.47    38.55

SNOWFALL (IN)
  TODAY            0.3           5.5  1962   1.1   -0.8       T
  MONTH TO DATE    8.3                      10.8   -2.5     14.4
  SINCE DEC 1      8.3                      10.8   -2.5     14.4
  SINCE JUL 1      8.3                      17.0   -8.7     15.4
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  TODAY           46                        34     12       42
  MONTH TO DATE  412                       423    -11      418
  SINCE DEC 1    412                       423    -11      418
  SINCE JUL 1   1571                      1790   -219     1323

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    615                       566     49      774
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  SE (130)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SE (130)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     9.3


SKY COVER
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           900 AM
 LOWEST     73           600 AM
 AVERAGE    79

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


THE MUSKEGON MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   35        59      2015
 MINIMUM TEMPERATURE (F)   26         1      1917


SUNRISE AND SUNSET
DECEMBER 13 2017......SUNRISE   808 AM EST   SUNSET   510 PM EST
DECEMBER 14 2017......SUNRISE   809 AM EST   SUNSET   510 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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