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

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CDUS43 KGRR 170520
CLIGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1220 AM EST SAT FEB 17 2018


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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR FEBRUARY 16 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         38   1219 AM  59    1921  34      4       33
  MINIMUM         20   1159 PM -12    1973  20      0       21
  AVERAGE         29                        27      2       27

PRECIPITATION (IN)
  YESTERDAY        T             1.84 2006   0.07  -0.07      T
  MONTH TO DATE    1.40                      0.95   0.45     0.64
  SINCE DEC 1      5.48                      5.54  -0.06     7.11
  SINCE JAN 1      3.52                      3.04   0.48     4.15

SNOWFALL (IN)
  YESTERDAY        T             2.8  1986   0.5   -0.5       T
  MONTH TO DATE   20.4                       8.9   11.5      1.9
  SINCE DEC 1     65.9                      51.6   14.3     53.7
  SINCE JUL 1     66.5                      58.9    7.6     54.5
  SNOW DEPTH       2

DEGREE DAYS
 HEATING
  YESTERDAY       36                        38     -2       38
  MONTH TO DATE  685                       630     55      588
  SINCE DEC 1   3172                      2999    173     2852
  SINCE JUL 1   4363                      4337     26     3800

 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  NW (300)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    11.0


SKY COVER
  POSSIBLE SUNSHINE  36 PERCENT
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77          1100 PM
 LOWEST     47           300 PM
 AVERAGE    62

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


THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        55      2011
                                             1911
 MINIMUM TEMPERATURE (F)   20       -19      1973


SUNRISE AND SUNSET
FEBRUARY 17 2018......SUNRISE   736 AM EST   SUNSET   616 PM EST
FEBRUARY 18 2018......SUNRISE   735 AM EST   SUNSET   618 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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