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
118 AM EDT FRI APR 21 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR APRIL 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         68    321 PM  83    1987  60      8       69
  MINIMUM         48    743 AM  13    1897  39      9       48
  AVERAGE         58                        50      8       59

PRECIPITATION (IN)
  YESTERDAY        0.73          2.45 2000   0.11   0.62      T
  MONTH TO DATE    4.04                      2.23   1.81     2.26
  SINCE MAR 1      7.31                      4.60   2.71     7.20
  SINCE JAN 1     12.87                      8.48   4.39    12.13

SNOWFALL (IN)
  YESTERDAY        0.0           0.4  1943   0.1   -0.1      0.0
  MONTH TO DATE    0.4                       1.7   -1.3      9.4
  SINCE MAR 1      5.1                      10.0   -4.9     19.5
  SINCE JUL 1     60.1                      74.8  -14.7     61.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        7                        16     -9        6
  MONTH TO DATE  269                       383   -114      426
  SINCE MAR 1   1190                      1293   -103     1175
  SINCE JUL 1   5244                      6070   -826     5252

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         1     -1        0
  SINCE JAN 1      0                         1     -1        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED    13.7


SKY COVER
  POSSIBLE SUNSHINE   7 PERCENT
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     78           400 PM
 AVERAGE    89

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        84      1985
 MINIMUM TEMPERATURE (F)   40        22      1953


SUNRISE AND SUNSET
APRIL 21 2017.........SUNRISE   650 AM EDT   SUNSET   832 PM EDT
APRIL 22 2017.........SUNRISE   649 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.




$$

jam


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