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

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CDUS43 KGRR 180520
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
119 AM EDT FRI AUG 18 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR AUGUST 17 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         83    323 PM  98    1988  81      2       83
  MINIMUM         68    606 AM  45    1976  61      7       66
                                      1894
  AVERAGE         76                        71      5       75

PRECIPITATION (IN)
  YESTERDAY        0.67          1.94 1995   0.11   0.56     0.17
  MONTH TO DATE    1.48                      1.98  -0.50     5.89
  SINCE JUN 1      7.48                      9.53  -2.05    12.66
  SINCE JAN 1     24.08                     23.11   0.97    29.46

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  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    2                         0      2        0
  SINCE JUN 1     24                        51    -27       21
  SINCE JUL 1      2                         6     -4        0

 COOLING
  YESTERDAY       11                         6      5       10
  MONTH TO DATE  100                       117    -17      177
  SINCE JUN 1    502                       501      1      663
  SINCE JAN 1    532                       548    -16      734
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED    12.3


SKY COVER
  POSSIBLE SUNSHINE  28 PERCENT
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     65           400 PM
 AVERAGE    83

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        97      1947
 MINIMUM TEMPERATURE (F)   61        41      1943


SUNRISE AND SUNSET
AUGUST 18 2017........SUNRISE   652 AM EDT   SUNSET   839 PM EDT
AUGUST 19 2017........SUNRISE   653 AM EDT   SUNSET   838 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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