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

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CDUS43 KGRR 210521
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
121 AM EDT MON AUG 21 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR AUGUST 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         84    420 PM  97    1947  80      4       78
  MINIMUM         57    535 AM  43    1992  61     -4       67
  AVERAGE         71                        71      0       73

PRECIPITATION (IN)
  YESTERDAY        0.00          2.34 2007   0.10  -0.10     0.65
  MONTH TO DATE    1.48                      2.31  -0.83     6.54
  SINCE JUN 1      7.48                      9.86  -2.38    13.31
  SINCE JAN 1     24.08                     23.44   0.64    30.11

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        6                         6      0        8
  MONTH TO DATE  116                       135    -19      202
  SINCE JUN 1    518                       519     -1      688
  SINCE JAN 1    548                       566    -18      759
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (180)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     4.8


SKY COVER
  POSSIBLE SUNSHINE  80 PERCENT
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 AM
 LOWEST     43           200 PM
 AVERAGE    72

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        97      1955
                                             1916
 MINIMUM TEMPERATURE (F)   61        44      1956


SUNRISE AND SUNSET
AUGUST 21 2017........SUNRISE   655 AM EDT   SUNSET   834 PM EDT
AUGUST 22 2017........SUNRISE   656 AM EDT   SUNSET   833 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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