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

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CDUS43 KGRR 161351
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
950 AM EDT SAT SEP 16 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 16 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         63    759 AM  98    1899  73    -10       80
  MINIMUM         57    610 AM  32    1902  53      4       52
  AVERAGE         60                        63     -3       66

PRECIPITATION (IN)
  TODAY            0.00          2.26 1981   0.15  -0.15      T
  MONTH TO DATE    0.56                      2.23  -1.67     0.88
  SINCE SEP 1      0.56                      2.23  -1.67     0.88
  SINCE JAN 1     24.88                     26.95  -2.07    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            5                         4      1        0
  MONTH TO DATE   68                        40     28        6
  SINCE SEP 1     68                        40     28        6
  SINCE JUL 1     84                        60     24        6

 COOLING
  TODAY            0                         2     -2        1
  MONTH TO DATE   13                        49    -36       67
  SINCE SEP 1     13                        49    -36       67
  SINCE JAN 1    585                       674    -89      898
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  SE (140)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     5.4


SKY COVER
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           100 AM
 LOWEST     90          1200 AM
 AVERAGE    94

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        92      1906
 MINIMUM TEMPERATURE (F)   52        37      1959
                                             1902


SUNRISE AND SUNSET
SEPTEMBER 16 2017.....SUNRISE   723 AM EDT   SUNSET   750 PM EDT
SEPTEMBER 17 2017.....SUNRISE   724 AM EDT   SUNSET   748 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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