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

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CDUS43 KGRR 170521
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
121 AM EDT TUE OCT 17 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR OCTOBER 16 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         58    411 PM  83    1938  60     -2       68
  MINIMUM         43    921 PM  25    1977  42      1       63
                                      1944
  AVERAGE         51                        51      0       66

PRECIPITATION (IN)
  YESTERDAY        0.01          1.78 2016   0.10  -0.09     1.78
                                      1993
  MONTH TO DATE    5.03                      1.70   3.33     5.13
  SINCE SEP 1      5.69                      5.98  -0.29     7.53
  SINCE JAN 1     30.01                     30.70  -0.69    39.07

SNOWFALL (IN)
  YESTERDAY        0.0           T    2004   0.0    0.0      0.0
                                      1992
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE SEP 1      0.0                       0.1   -0.1      0.0
  SINCE JUL 1      0.0                       0.1   -0.1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       14                        14      0        0
  MONTH TO DATE   78                       189   -111      112
  SINCE SEP 1    161                       321   -160      156
  SINCE JUL 1    177                       341   -164      156

 COOLING
  YESTERDAY        0                         0      0        1
  MONTH TO DATE   10                         4      6        5
  SINCE SEP 1    146                        71     75      100
  SINCE JAN 1    718                       696     22      931
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     7.0


SKY COVER
  POSSIBLE SUNSHINE  18 PERCENT
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           900 PM
 LOWEST     51           400 PM
 AVERAGE    74

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   60        84      1947
 MINIMUM TEMPERATURE (F)   41        22      1972


SUNRISE AND SUNSET
OCTOBER 17 2017.......SUNRISE   758 AM EDT   SUNSET   656 PM EDT
OCTOBER 18 2017.......SUNRISE   759 AM EDT   SUNSET   654 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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