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

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CDUS43 KGRR 212128
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
527 PM EDT THU SEP 21 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 21 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         95R   128 PM  92    1908  71     24       79
  MINIMUM         68    549 AM  32    1962  51     17       56
  AVERAGE         82                        61     21       68

PRECIPITATION (IN)
  TODAY            0.00          3.16 1947   0.16  -0.16     0.33
  MONTH TO DATE    0.56                      3.01  -2.45     1.52
  SINCE SEP 1      0.56                      3.01  -2.45     1.52
  SINCE JAN 1     24.88                     27.73  -2.85    33.06

SNOWFALL (IN)
  TODAY            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
  TODAY            0                         6     -6        0
  MONTH TO DATE   63                        65     -2        6
  SINCE SEP 1     63                        65     -2        6
  SINCE JUL 1     79                        85     -6        6

 COOLING
  TODAY           17                         1     16        3
  MONTH TO DATE   67                        58      9       87
  SINCE SEP 1     67                        58      9       87
  SINCE JAN 1    639                       683    -44      918
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     5.1


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           300 AM
 LOWEST     46           200 PM
 AVERAGE    72

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        90      1920
 MINIMUM TEMPERATURE (F)   50        33      1976


SUNRISE AND SUNSET
SEPTEMBER 21 2017.....SUNRISE   729 AM EDT   SUNSET   741 PM EDT
SEPTEMBER 22 2017.....SUNRISE   730 AM EDT   SUNSET   739 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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