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

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CDUS43 KGRR 090650
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
150 AM EST TUE JAN 9 2018


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR JANUARY 8 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         36    446 PM  59    1965  31      5       18
  MINIMUM         29   1159 PM -13    1988  18     11        8
  AVERAGE         33                        25      8       13

PRECIPITATION (IN)
  YESTERDAY        0.17          0.74 1937   0.08   0.09      T
  MONTH TO DATE    0.32                      0.62  -0.30     0.63
  SINCE DEC 1      2.28                      3.12  -0.84     3.59
  SINCE JAN 1      0.32                      0.62  -0.30     0.63

SNOWFALL (IN)
  YESTERDAY        1.9           5.2  2015   0.7    1.2       T
  MONTH TO DATE    5.5                       5.8   -0.3      4.6
  SINCE DEC 1     38.4                      27.7   10.7     41.6
  SINCE JUL 1     39.0                      35.0    4.0     42.4
  SNOW DEPTH       9

DEGREE DAYS
 HEATING
  YESTERDAY       32                        40     -8       52
  MONTH TO DATE  425                       320    105      353
  SINCE DEC 1   1677                      1431    246     1509
  SINCE JUL 1   2868                      2769     99     2457

 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  15   RESULTANT WIND DIRECTION  SW (240)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED    14.9


SKY COVER
  POSSIBLE SUNSHINE  50 PERCENT
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LT FREEZING RAIN
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           600 AM
 LOWEST     75           200 PM
 AVERAGE    86

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        57      1939
 MINIMUM TEMPERATURE (F)   18       -14      1977


SUNRISE AND SUNSET
JANUARY  9 2018.......SUNRISE   812 AM EST   SUNSET   526 PM EST
JANUARY 10 2018.......SUNRISE   812 AM EST   SUNSET   528 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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