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

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000
CDUS43 KGRR 070538
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1238 AM EST SUN JAN 7 2018


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR JANUARY 6 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         11    350 PM  57    2008  31    -20       14
  MINIMUM        -11    831 AM -12    1988  19    -30        2
  AVERAGE          0                        25    -25        8

PRECIPITATION (IN)
  YESTERDAY        T             0.96 1918   0.08  -0.08     0.01
  MONTH TO DATE    0.08                      0.47  -0.39     0.54
  SINCE DEC 1      2.04                      2.97  -0.93     3.50
  SINCE JAN 1      0.08                      0.47  -0.39     0.54

SNOWFALL (IN)
  YESTERDAY        T            11.0  1918   0.8   -0.8      0.3
  MONTH TO DATE    3.2                       4.4   -1.2      2.4
  SINCE DEC 1     36.1                      26.3    9.8     39.4
  SINCE JUL 1     36.7                      33.6    3.1     40.2
  SNOW DEPTH       7

DEGREE DAYS
 HEATING
  YESTERDAY       65                        40     25       57
  MONTH TO DATE  348                       240    108      247
  SINCE DEC 1   1600                      1351    249     1403
  SINCE JUL 1   2791                      2689    102     2351

 COOLING
  YESTERDAY        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   2   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     6.0


SKY COVER
  POSSIBLE SUNSHINE  76 PERCENT
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    91           700 AM
 LOWEST     57           500 PM
 AVERAGE    74

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        63      2008
 MINIMUM TEMPERATURE (F)   19       -15      1988


SUNRISE AND SUNSET
JANUARY  7 2018.......SUNRISE   813 AM EST   SUNSET   524 PM EST
JANUARY  8 2018.......SUNRISE   813 AM EST   SUNSET   525 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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