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

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CDUS43 KGRR 210523
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
122 AM EDT FRI JUL 21 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR JULY 20 2017...

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)
 YESTERDAY
  MAXIMUM         86    448 PM  99    1934  83      3       90
                                      1930
  MINIMUM         70    857 AM  44    1941  62      8       61
  AVERAGE         78                        73      5       76

PRECIPITATION (IN)
  YESTERDAY        0.02          2.78 1912   0.12  -0.10     0.00
  MONTH TO DATE    1.07                      2.42  -1.35     1.91
  SINCE JUN 1      5.95                      6.19  -0.24     3.06
  SINCE JAN 1     22.55                     19.77   2.78    19.86

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2006   0.0    0.0      0.0
                                      2005
                                      2004
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     22                        45    -23       21
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       13                         8      5       11
  MONTH TO DATE  156                       157     -1      182
  SINCE JUN 1    318                       302     16      372
  SINCE JAN 1    348                       349     -1      443
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SW (240)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     8.1


SKY COVER
  POSSIBLE SUNSHINE  61 PERCENT
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           900 AM
 LOWEST     61           500 PM
 AVERAGE    81

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83       104      1934
 MINIMUM TEMPERATURE (F)   63        43      1944


SUNRISE AND SUNSET
JULY 21 2017..........SUNRISE   623 AM EDT   SUNSET   914 PM EDT
JULY 22 2017..........SUNRISE   623 AM EDT   SUNSET   913 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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