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

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CDUS43 KGRR 212140
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
539 PM EDT SUN MAY 21 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR MAY 21 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         70    144 PM  91    1977  71     -1       79
  MINIMUM         55    303 AM  31    1969  49      6       52
  AVERAGE         63                        60      3       66

PRECIPITATION (IN)
  TODAY            0.21          2.46 2004   0.14   0.07     0.00
  MONTH TO DATE    1.09                      2.68  -1.59     2.51
  SINCE MAR 1     10.63                      8.40   2.23    11.37
  SINCE JAN 1     16.19                     12.28   3.91    16.30

SNOWFALL (IN)
  TODAY            0.0           T    2004   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0       T
  SINCE MAR 1      5.1                      10.1   -5.0     19.5
  SINCE JUL 1     60.1                      74.9  -14.8     61.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            2                         6     -4        0
  MONTH TO DATE  214                       185     29      206
  SINCE MAR 1   1526                      1613    -87     1519
  SINCE JUL 1   5580                      6390   -810     5596

 COOLING
  TODAY            0                         1     -1        1
  MONTH TO DATE   21                        17      4        1
  SINCE MAR 1     26                        25      1        1
  SINCE JAN 1     26                        25      1        1
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  SW (230)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    12.4


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     56           400 PM
 AVERAGE    78

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        91      1925
 MINIMUM TEMPERATURE (F)   50        34      1917


SUNRISE AND SUNSET
MAY 21 2017...........SUNRISE   613 AM EDT   SUNSET   905 PM EDT
MAY 22 2017...........SUNRISE   612 AM EDT   SUNSET   906 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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