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

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CDUS43 KGRR 100542
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
141 AM EDT SUN SEP 10 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 9 2017...

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)
 YESTERDAY
  MAXIMUM         68    431 PM  95    1897  76     -8       83
  MINIMUM         43    633 AM  37    1975  55    -12       65
  AVERAGE         56                        66    -10       74

PRECIPITATION (IN)
  YESTERDAY        0.00          2.25 1920   0.14  -0.14     0.00
  MONTH TO DATE    0.56                      1.23  -0.67     0.41
  SINCE SEP 1      0.56                      1.23  -0.67     0.41
  SINCE JAN 1     24.88                     25.95  -1.07    31.95

SNOWFALL (IN)
  YESTERDAY        0.0           T    1924   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
  YESTERDAY        9                         2      7        0
  MONTH TO DATE   49                        16     33        3
  SINCE SEP 1     49                        16     33        3
  SINCE JUL 1     65                        36     29        3

 COOLING
  YESTERDAY        0                         3     -3        9
  MONTH TO DATE    6                        32    -26       58
  SINCE SEP 1      6                        32    -26       58
  SINCE JAN 1    578                       657    -79      889
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   E (90)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     E (110)
  AVERAGE WIND SPEED     6.4


SKY COVER
  POSSIBLE SUNSHINE 100 PERCENT
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     42           100 PM
 AVERAGE    71

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        94      2013
                                             1931
 MINIMUM TEMPERATURE (F)   55        36      1969
                                             1917


SUNRISE AND SUNSET
SEPTEMBER 10 2017.....SUNRISE   717 AM EDT   SUNSET   800 PM EDT
SEPTEMBER 11 2017.....SUNRISE   718 AM EDT   SUNSET   759 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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