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

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033
CDUS43 KGRR 180516
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
116 AM EDT MON SEP 18 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 17 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         89    305 PM  92    1906  73     16       78
  MINIMUM         62    434 AM  37    1959  52     10       64
                                      1902
  AVERAGE         76                        62     14       71

PRECIPITATION (IN)
  YESTERDAY        0.00          2.29 1997   0.15  -0.15     0.31
  MONTH TO DATE    0.56                      2.38  -1.82     1.19
  SINCE SEP 1      0.56                      2.38  -1.82     1.19
  SINCE JAN 1     24.88                     27.10  -2.22    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                         4     -4        0
  MONTH TO DATE   63                        44     19        6
  SINCE SEP 1     63                        44     19        6
  SINCE JUL 1     79                        64     15        6

 COOLING
  YESTERDAY       11                         2      9        6
  MONTH TO DATE   31                        51    -20       73
  SINCE SEP 1     31                        51    -20       73
  SINCE JAN 1    603                       676    -73      904
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     8.6


SKY COVER
  POSSIBLE SUNSHINE  68 PERCENT
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           100 AM
 LOWEST     46           100 PM
 AVERAGE    70

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        94      1906
 MINIMUM TEMPERATURE (F)   52        35      1973


SUNRISE AND SUNSET
SEPTEMBER 18 2017.....SUNRISE   725 AM EDT   SUNSET   746 PM EDT
SEPTEMBER 19 2017.....SUNRISE   726 AM EDT   SUNSET   744 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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