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

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565
CDUS43 KGRR 121430
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
928 AM EST FRI JAN 12 2018


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR JANUARY 12 2018...
VALID AS OF 0900 AM LOCAL TIME.

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)
 TODAY
  MAXIMUM         39   1214 AM  57    2013  31      8       36
  MINIMUM         20    550 AM -14    1918  18      2       24
  AVERAGE         30                        24      6       30

PRECIPITATION (IN)
  TODAY            0.04          1.85 1960   0.07  -0.03     0.01
  MONTH TO DATE    0.86                      0.91  -0.05     1.53
  SINCE DEC 1      2.82                      3.41  -0.59     4.49
  SINCE JAN 1      0.86                      0.91  -0.05     1.53

SNOWFALL (IN)
  TODAY            0.4          10.0  1918   0.6   -0.2      0.2
  MONTH TO DATE    5.9                       8.5   -2.6      7.8
  SINCE DEC 1     38.8                      30.4    8.4     44.8
  SINCE JUL 1     39.4                      37.7    1.7     45.6
  SNOW DEPTH       T

DEGREE DAYS
 HEATING
  TODAY           35                        41     -6       35
  MONTH TO DATE  539                       483     56      489
  SINCE DEC 1   1791                      1594    197     1645
  SINCE JUL 1   2982                      2932     50     2593

 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  11   RESULTANT WIND DIRECTION  NW (310)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    14.1


SKY COVER
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     74           900 AM
 AVERAGE    87

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        58      1932
 MINIMUM TEMPERATURE (F)   18        -5      2015


SUNRISE AND SUNSET
JANUARY 12 2018.......SUNRISE   811 AM EST   SUNSET   530 PM EST
JANUARY 13 2018.......SUNRISE   811 AM EST   SUNSET   531 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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