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

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000
CDUS43 KGRR 201324
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
924 AM EDT FRI OCT 20 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR OCTOBER 20 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         52    759 AM  83    1953  59     -7       57
  MINIMUM         42    419 AM  22    1974  41      1       48
                                      1952
  AVERAGE         47                        50     -3       53

PRECIPITATION (IN)
  TODAY            0.00          1.11 1916   0.10  -0.10     0.00
  MONTH TO DATE    5.03                      2.10   2.93     5.15
  SINCE SEP 1      5.69                      6.38  -0.69     7.55
  SINCE JAN 1     30.01                     31.10  -1.09    39.09

SNOWFALL (IN)
  TODAY            0.0           2.2  1992   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE SEP 1      0.0                       0.1   -0.1      0.0
  SINCE JUL 1      0.0                       0.1   -0.1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           18                        15      3       12
  MONTH TO DATE  121                       248   -127      132
  SINCE SEP 1    204                       380   -176      176
  SINCE JUL 1    220                       400   -180      176

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE   10                         4      6       10
  SINCE SEP 1    146                        71     75      105
  SINCE JAN 1    718                       696     22      936
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     5.0


SKY COVER
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           100 AM
 LOWEST     61           700 AM
 AVERAGE    72

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        85      1953
 MINIMUM TEMPERATURE (F)   40        18      1974


SUNRISE AND SUNSET
OCTOBER 20 2017.......SUNRISE   802 AM EDT   SUNSET   651 PM EDT
OCTOBER 21 2017.......SUNRISE   803 AM EDT   SUNSET   650 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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