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

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CDUS43 KGRR 090536
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
135 AM EDT SAT SEP 9 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 8 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         70    434 PM  95    1960  76     -6       78
                                      1922
                                      1897
  MINIMUM         50    326 AM  36    1951  56     -6       67
  AVERAGE         60                        66     -6       73

PRECIPITATION (IN)
  YESTERDAY        0.00          2.27 1989   0.14  -0.14     0.02
  MONTH TO DATE    0.56                      1.09  -0.53     0.41
  SINCE SEP 1      0.56                      1.09  -0.53     0.41
  SINCE JAN 1     24.88                     25.81  -0.93    31.95

SNOWFALL (IN)
  YESTERDAY        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
  YESTERDAY        5                         2      3        0
  MONTH TO DATE   40                        14     26        3
  SINCE SEP 1     40                        14     26        3
  SINCE JUL 1     56                        34     22        3

 COOLING
  YESTERDAY        0                         3     -3        8
  MONTH TO DATE    6                        29    -23       49
  SINCE SEP 1      6                        29    -23       49
  SINCE JAN 1    578                       654    -76      880
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   N (20)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     5.4


SKY COVER
  POSSIBLE SUNSHINE  96 PERCENT
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     37           300 PM
 AVERAGE    69

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        95      1897
 MINIMUM TEMPERATURE (F)   55        37      1975


SUNRISE AND SUNSET
SEPTEMBER  9 2017.....SUNRISE   716 AM EDT   SUNSET   802 PM EDT
SEPTEMBER 10 2017.....SUNRISE   717 AM EDT   SUNSET   800 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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