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

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000
CDUS43 KGRR 120520
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
119 AM EDT SAT MAY 12 2018


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR MAY 11 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         50   1208 AM  89    1922  68    -18       68
                                      1896
  MINIMUM         40   1043 AM  28    1907  46     -6       47
  AVERAGE         45                        57    -12       58

PRECIPITATION (IN)
  YESTERDAY        0.57          2.98 1981   0.13   0.44      T
  MONTH TO DATE    1.50                      1.38   0.12     0.43
  SINCE MAR 1      5.51                      7.10  -1.59     9.97
  SINCE JAN 1     12.56                     10.98   1.58    15.53

SNOWFALL (IN)
  YESTERDAY        0.0           T    1966   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       20                         9     11        7
  MONTH TO DATE   44                       112    -68      166
  SINCE MAR 1   1727                      1540    187     1478
  SINCE JUL 1   6383                      6317     66     5532

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   18                         7     11        0
  SINCE MAR 1     18                        15      3        5
  SINCE JAN 1     18                        15      3        5
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  13   RESULTANT WIND DIRECTION   E (70)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED    13.3


SKY COVER
  POSSIBLE SUNSHINE   3 PERCENT
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           400 PM
 LOWEST     39           200 AM
 AVERAGE    64

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        86      1896
 MINIMUM TEMPERATURE (F)   46        27      1981


SUNRISE AND SUNSET
MAY 12 2018...........SUNRISE   622 AM EDT   SUNSET   855 PM EDT
MAY 13 2018...........SUNRISE   621 AM EDT   SUNSET   856 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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