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

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CDUS43 KGRR 181347
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
947 AM EDT THU MAY 18 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR MAY 18 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         76    153 AM  90    1962  70      6       70
  MINIMUM         63    521 AM  28    1973  48     15       43
  AVERAGE         70                        59     11       57

PRECIPITATION (IN)
  TODAY            0.06          3.31 2000   0.13  -0.07     0.00
  MONTH TO DATE    0.55                      2.27  -1.72     2.51
  SINCE MAR 1     10.09                      7.99   2.10    11.37
  SINCE JAN 1     15.65                     11.87   3.78    16.30

SNOWFALL (IN)
  TODAY            0.0           0.2  1915   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0       T
  SINCE MAR 1      5.1                      10.1   -5.0     19.5
  SINCE JUL 1     60.1                      74.9  -14.8     61.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         7     -7        8
  MONTH TO DATE  183                       166     17      193
  SINCE MAR 1   1495                      1594    -99     1506
  SINCE JUL 1   5549                      6371   -822     5583

 COOLING
  TODAY            5                         1      4        0
  MONTH TO DATE   26                        14     12        0
  SINCE MAR 1     31                        22      9        0
  SINCE JAN 1     31                        22      9        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  16   RESULTANT WIND DIRECTION   S (200)
  HIGHEST WIND SPEED    38   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    45   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED    16.6


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           400 AM
 LOWEST     50          1200 AM
 AVERAGE    69

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        91      1977
 MINIMUM TEMPERATURE (F)   49        30      2002


SUNRISE AND SUNSET
MAY 18 2017...........SUNRISE   616 AM EDT   SUNSET   902 PM EDT
MAY 19 2017...........SUNRISE   615 AM EDT   SUNSET   903 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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