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

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398
CDUS43 KGRR 110550
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1248 AM EST THU JAN 11 2018


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR JANUARY 10 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         49   1159 PM  57    1975  31     18       47
  MINIMUM         24    406 AM -19    1942  18      6       27
  AVERAGE         37                        24     13       37

PRECIPITATION (IN)
  YESTERDAY        0.08          1.69 1975   0.08   0.00     0.51
  MONTH TO DATE    0.40                      0.77  -0.37     1.27
  SINCE DEC 1      2.36                      3.27  -0.91     4.23
  SINCE JAN 1      0.40                      0.77  -0.37     1.27

SNOWFALL (IN)
  YESTERDAY        0.0           5.2  1999   0.7   -0.7      1.3
  MONTH TO DATE    5.5                       7.2   -1.7      7.6
  SINCE DEC 1     38.4                      29.1    9.3     44.6
  SINCE JUL 1     39.0                      36.4    2.6     45.4
  SNOW DEPTH       7

DEGREE DAYS
 HEATING
  YESTERDAY       28                        41    -13       28
  MONTH TO DATE  488                       401     87      425
  SINCE DEC 1   1740                      1512    228     1581
  SINCE JUL 1   2931                      2850     81     2529

 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   9   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    10.9


SKY COVER
  POSSIBLE SUNSHINE   0 PERCENT
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 PM
 LOWEST     81           200 AM
 AVERAGE    91

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        55      1980
 MINIMUM TEMPERATURE (F)   18       -21      1979


SUNRISE AND SUNSET
JANUARY 11 2018.......SUNRISE   812 AM EST   SUNSET   529 PM EST
JANUARY 12 2018.......SUNRISE   811 AM EST   SUNSET   530 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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