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

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179
CDUS43 KGRR 231351
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
949 AM EDT SAT SEP 23 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR SEPTEMBER 23 2017...
VALID AS OF 0900 AM 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         74    759 AM  90    1937  70      4       69
  MINIMUM         66    638 AM  28    1974  50     16       57
  AVERAGE         70                        60     10       63

PRECIPITATION (IN)
  TODAY            0.00          2.13 2000   0.15  -0.15     0.00
  MONTH TO DATE    0.56                      3.31  -2.75     1.52
  SINCE SEP 1      0.56                      3.31  -2.75     1.52
  SINCE JAN 1     24.88                     28.03  -3.15    33.06

SNOWFALL (IN)
  TODAY            0.0           T    1928   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        2
  MONTH TO DATE   63                        77    -14        8
  SINCE SEP 1     63                        77    -14        8
  SINCE JUL 1     79                        97    -18        8

 COOLING
  TODAY            5                         1      4        0
  MONTH TO DATE   88                        60     28       95
  SINCE SEP 1     88                        60     28       95
  SINCE JAN 1    660                       685    -25      926
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SE (150)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     3.5


SKY COVER
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           700 AM
 LOWEST     79           800 AM
 AVERAGE    86

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        91      2007
 MINIMUM TEMPERATURE (F)   49        29      1976
                                             1950


SUNRISE AND SUNSET
SEPTEMBER 23 2017.....SUNRISE   731 AM EDT   SUNSET   737 PM EDT
SEPTEMBER 24 2017.....SUNRISE   732 AM EDT   SUNSET   735 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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