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

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CDUS43 KGRR 210518
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
117 AM EDT MON MAY 21 2018


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR MAY 20 2018...

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)
 YESTERDAY
  MAXIMUM         62    544 PM  92    1977  71     -9       64
  MINIMUM         51   1159 PM  30    2002  49      2       47
  AVERAGE         57                        60     -3       56

PRECIPITATION (IN)
  YESTERDAY        T             3.39 1996   0.14  -0.14     0.33
  MONTH TO DATE    3.44                      2.54   0.90     0.88
  SINCE MAR 1      7.45                      8.26  -0.81    10.42
  SINCE JAN 1     14.50                     12.14   2.36    15.98

SNOWFALL (IN)
  YESTERDAY        0.0           T    2013   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
  YESTERDAY        8                         6      2        9
  MONTH TO DATE   86                       179    -93      212
  SINCE MAR 1   1769                      1607    162     1524
  SINCE JUL 1   6425                      6384     41     5578

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   20                        16      4       21
  SINCE MAR 1     20                        24     -4       26
  SINCE JAN 1     20                        24     -4       26
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  NE (30)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     5.5


SKY COVER
  POSSIBLE SUNSHINE  35 PERCENT
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     72          1100 AM
 AVERAGE    83

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


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


SUNRISE AND SUNSET
MAY 21 2018...........SUNRISE   614 AM EDT   SUNSET   904 PM EDT
MAY 22 2018...........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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