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

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000
CDUS43 KGRR 150517
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
117 AM EDT FRI SEP 15 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 14 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    319 PM  95    1939  74      6       74
  MINIMUM         54    608 AM  31    1899  53      1       57
  AVERAGE         67                        64      3       66

PRECIPITATION (IN)
  YESTERDAY        0.00          2.15 1993   0.14  -0.14     0.00
  MONTH TO DATE    0.56                      1.93  -1.37     0.88
  SINCE SEP 1      0.56                      1.93  -1.37     0.88
  SINCE JAN 1     24.88                     26.65  -1.77    32.42

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                        32     31        4
  SINCE SEP 1     63                        32     31        4
  SINCE JUL 1     79                        52     27        4

 COOLING
  YESTERDAY        2                         2      0        1
  MONTH TO DATE    8                        45    -37       66
  SINCE SEP 1      8                        45    -37       66
  SINCE JAN 1    580                       670    -90      897
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     4.2


SKY COVER
  POSSIBLE SUNSHINE  63 PERCENT
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     52           400 PM
 AVERAGE    76

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        97      1939
 MINIMUM TEMPERATURE (F)   53        36      1953


SUNRISE AND SUNSET
SEPTEMBER 15 2017.....SUNRISE   722 AM EDT   SUNSET   751 PM EDT
SEPTEMBER 16 2017.....SUNRISE   723 AM EDT   SUNSET   750 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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