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

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451
CDUS43 KGRR 201445
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
945 AM EST FRI JAN 20 2017


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR JANUARY 20 2017...
VALID AS OF 0900 AM 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         36    126 AM  64    1906  30      6       22
  MINIMUM         34    859 AM -15    1984  18     16       11
  AVERAGE         35                        24     11       17

PRECIPITATION (IN)
  TODAY            0.18          1.36 1894   0.06   0.12     0.02
  MONTH TO DATE    2.69                      1.44   1.25     1.49
  SINCE DEC 1      5.65                      3.94   1.71     4.82
  SINCE JAN 1      2.69                      1.44   1.25     1.49

SNOWFALL (IN)
  TODAY            0.0           6.8  1963   0.7   -0.7      0.6
  MONTH TO DATE    7.8                      13.9   -6.1     16.4
  SINCE DEC 1     44.8                      35.8    9.0     18.9
  SINCE JUL 1     45.6                      43.1    2.5     22.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           30                        41    -11       48
  MONTH TO DATE  767                       811    -44      808
  SINCE DEC 1   1923                      1922      1     1605
  SINCE JUL 1   2871                      3260   -389     2663

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   E (80)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED     8.7


SKY COVER
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           600 AM
 LOWEST     89          1200 AM
 AVERAGE    93

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        61      1906
 MINIMUM TEMPERATURE (F)   18       -15      1984


SUNRISE AND SUNSET
JANUARY 20 2017.......SUNRISE   807 AM EST   SUNSET   540 PM EST
JANUARY 21 2017.......SUNRISE   806 AM EST   SUNSET   541 PM EST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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