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

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CDUS43 KGRR 160516
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
115 AM EDT SAT SEP 16 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 15 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         83    353 PM  97    1939  74      9       73
  MINIMUM         56    709 AM  36    1953  53      3       53
  AVERAGE         70                        63      7       63

PRECIPITATION (IN)
  YESTERDAY        0.00          1.32 1901   0.15  -0.15     0.00
  MONTH TO DATE    0.56                      2.08  -1.52     0.88
  SINCE SEP 1      0.56                      2.08  -1.52     0.88
  SINCE JAN 1     24.88                     26.80  -1.92    32.42

SNOWFALL (IN)
  YESTERDAY        0.0           T    1956   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        2
  MONTH TO DATE   63                        36     27        6
  SINCE SEP 1     63                        36     27        6
  SINCE JUL 1     79                        56     23        6

 COOLING
  YESTERDAY        5                         2      3        0
  MONTH TO DATE   13                        47    -34       66
  SINCE SEP 1     13                        47    -34       66
  SINCE JAN 1    585                       672    -87      897
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     6.1


SKY COVER
  POSSIBLE SUNSHINE  99 PERCENT
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     43           200 PM
 AVERAGE    72

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        98      1899
 MINIMUM TEMPERATURE (F)   53        32      1902


SUNRISE AND SUNSET
SEPTEMBER 16 2017.....SUNRISE   723 AM EDT   SUNSET   750 PM EDT
SEPTEMBER 17 2017.....SUNRISE   724 AM EDT   SUNSET   748 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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