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

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CDUS43 KGRR 122126
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
526 PM EDT SAT MAY 12 2018


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR MAY 12 2018...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         57    359 PM  86    1896  68    -11       72
  MINIMUM         42    640 AM  27    1981  46     -4       44
  AVERAGE         50                        57     -7       58

PRECIPITATION (IN)
  TODAY            0.39          1.43 1912   0.12   0.27     0.00
  MONTH TO DATE    1.89                      1.50   0.39     0.43
  SINCE MAR 1      5.90                      7.22  -1.32     9.97
  SINCE JAN 1     12.95                     11.10   1.85    15.53

SNOWFALL (IN)
  TODAY            0.0           T    1923   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1     10.9                      10.1    0.8      5.1
  SINCE JUL 1     77.7                      74.9    2.8     60.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           15                         9      6        7
  MONTH TO DATE   59                       121    -62      173
  SINCE MAR 1   1742                      1549    193     1485
  SINCE JUL 1   6398                      6326     72     5539

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE   18                         8     10        0
  SINCE MAR 1     18                        16      2        5
  SINCE JAN 1     18                        16      2        5
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   E (70)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED    11.5


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           100 AM
 LOWEST     67           400 PM
 AVERAGE    78

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        86      1991
                                             1982
                                             1940
 MINIMUM TEMPERATURE (F)   47        27      1946


SUNRISE AND SUNSET
MAY 12 2018...........SUNRISE   622 AM EDT   SUNSET   855 PM EDT
MAY 13 2018...........SUNRISE   621 AM EDT   SUNSET   856 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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