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

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CDUS43 KGRR 122131
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
525 PM EDT FRI MAY 12 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR MAY 12 2017...
VALID TODAY AS OF 0500 PM 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         72    301 PM  86    1896  68      4       67
  MINIMUM         44    541 AM  27    1981  46     -2       57
  AVERAGE         58                        57      1       62

PRECIPITATION (IN)
  TODAY            0.00          1.43 1912   0.12  -0.12     0.22
  MONTH TO DATE    0.43                      1.50  -1.07     1.95
  SINCE MAR 1      9.97                      7.22   2.75    10.81
  SINCE JAN 1     15.53                     11.10   4.43    15.74

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      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            7                         9     -2        3
  MONTH TO DATE  173                       121     52      117
  SINCE MAR 1   1485                      1549    -64     1430
  SINCE JUL 1   5539                      6326   -787     5507

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


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  NE (60)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     5.8


SKY COVER
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           500 AM
 LOWEST     35           300 PM
 AVERAGE    62

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


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 2017...........SUNRISE   622 AM EDT   SUNSET   855 PM EDT
MAY 13 2017...........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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