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

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CDUS43 KGRR 190516
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
116 AM EDT TUE SEP 19 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 18 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         80    341 PM  94    1906  72      8       76
  MINIMUM         57    623 AM  35    1973  52      5       56
  AVERAGE         69                        62      7       66

PRECIPITATION (IN)
  YESTERDAY        0.00          0.86 1911   0.16  -0.16     0.00
  MONTH TO DATE    0.56                      2.54  -1.98     1.19
  SINCE SEP 1      0.56                      2.54  -1.98     1.19
  SINCE JAN 1     24.88                     27.26  -2.38    32.73

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        0                         5     -5        0
  MONTH TO DATE   63                        49     14        6
  SINCE SEP 1     63                        49     14        6
  SINCE JUL 1     79                        69     10        6

 COOLING
  YESTERDAY        4                         2      2        1
  MONTH TO DATE   35                        53    -18       74
  SINCE SEP 1     35                        53    -18       74
  SINCE JAN 1    607                       678    -71      905
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NE (50)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED     6.1


SKY COVER
  POSSIBLE SUNSHINE  66 PERCENT
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     37           300 PM
 AVERAGE    69

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        91      1908
 MINIMUM TEMPERATURE (F)   51        36      1979
                                             1929
                                             1902


SUNRISE AND SUNSET
SEPTEMBER 19 2017.....SUNRISE   726 AM EDT   SUNSET   744 PM EDT
SEPTEMBER 20 2017.....SUNRISE   727 AM EDT   SUNSET   742 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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