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

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CDUS43 KGRR 121405
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1005 AM EDT TUE MAY 12 2015


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR MAY 12 2015...
VALID AS OF 0900 AM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         52   1231 AM  86    1896  68    -16       81
  MINIMUM         48    759 AM  27    1981  46      2       59
  AVERAGE         50                        57     -7       70

PRECIPITATION (IN)
  TODAY            0.00          1.43 1912   0.12  -0.12     0.40
  MONTH TO DATE    1.73                      1.50   0.23     2.17
  SINCE MAR 1      6.85                      7.22  -0.37     6.33
  SINCE JAN 1      9.89                     11.10  -1.21    12.13

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      3.3                      10.1   -6.8      8.2
  SINCE JUL 1     78.1                      74.9    3.2    116.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           15                         9      6        0
  MONTH TO DATE   55                       121    -66      115
  SINCE MAR 1   1570                      1549     21     1815
  SINCE JUL 1   6872                      6326    546     7096

 COOLING
  TODAY            0                         1     -1        5
  MONTH TO DATE   17                         8      9        9
  SINCE MAR 1     17                        16      1       11
  SINCE JAN 1     17                        16      1       11
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  19   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED    19.6


SKY COVER
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71          1200 AM
 LOWEST     59           300 AM
 AVERAGE    65

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


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 2015...........SUNRISE   623 AM EDT   SUNSET   855 PM EDT
MAY 13 2015...........SUNRISE   622 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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