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

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955
CDUS43 KGRR 201350
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
948 AM EDT SAT MAY 20 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR MAY 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         53    755 AM  92    1977  71    -18       74
  MINIMUM         47    606 AM  30    2002  49     -2       46
  AVERAGE         50                        60    -10       60

PRECIPITATION (IN)
  TODAY            0.00          3.39 1996   0.14  -0.14     0.00
  MONTH TO DATE    0.55                      2.54  -1.99     2.51
  SINCE MAR 1     10.09                      8.26   1.83    11.37
  SINCE JAN 1     15.65                     12.14   3.51    16.30

SNOWFALL (IN)
  TODAY            0.0           T    2013   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           15                         6      9        5
  MONTH TO DATE  218                       179     39      206
  SINCE MAR 1   1530                      1607    -77     1519
  SINCE JUL 1   5584                      6384   -800     5596

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE   21                        16      5        0
  SINCE MAR 1     26                        24      2        0
  SINCE JAN 1     26                        24      2        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  14   RESULTANT WIND DIRECTION   E (80)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED    14.3


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    61           700 AM
 LOWEST     50          1200 AM
 AVERAGE    56

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        91      1977
 MINIMUM TEMPERATURE (F)   49        31      1969


SUNRISE AND SUNSET
MAY 20 2017...........SUNRISE   614 AM EDT   SUNSET   904 PM EDT
MAY 21 2017...........SUNRISE   613 AM EDT   SUNSET   905 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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