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

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CDUS43 KGRR 131349
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
949 AM EDT WED SEP 13 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 13 2017...
VALID AS OF 0900 AM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         59    930 AM  95    1952  74    -15       80
                                      1939
  MINIMUM         50    516 AM  35    1975  54     -4       58
  AVERAGE         55                        64     -9       69

PRECIPITATION (IN)
  TODAY            0.00          2.46 1962   0.14  -0.14     0.00
  MONTH TO DATE    0.56                      1.79  -1.23     0.88
  SINCE SEP 1      0.56                      1.79  -1.23     0.88
  SINCE JAN 1     24.88                     26.51  -1.63    32.42

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           10                         3      7        0
  MONTH TO DATE   73                        28     45        4
  SINCE SEP 1     73                        28     45        4
  SINCE JUL 1     89                        48     41        4

 COOLING
  TODAY            0                         2     -2        4
  MONTH TO DATE    6                        43    -37       65
  SINCE SEP 1      6                        43    -37       65
  SINCE JAN 1    578                       668    -90      896
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  NE (50)
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED     8   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED     4.1


SKY COVER
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     93          1200 AM
 AVERAGE    97

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        95      1939
 MINIMUM TEMPERATURE (F)   53        31      1899


SUNRISE AND SUNSET
SEPTEMBER 13 2017.....SUNRISE   720 AM EDT   SUNSET   755 PM EDT
SEPTEMBER 14 2017.....SUNRISE   721 AM EDT   SUNSET   753 PM EDT


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




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