Climatological Report (Daily)
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415
CDUS43 KGRR 151425
CLILAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
925 AM EST FRI DEC 15 2017


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

...THE LANSING MI CLIMATE SUMMARY FOR DECEMBER 15 2017...
VALID AS OF 0900 AM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1864 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         20    859 AM  64    1971  34    -14       17
  MINIMUM         19    602 AM -13    1917  22     -3        3
                                      1868
  AVERAGE         20                        28     -8       10

PRECIPITATION (IN)
  TODAY            T             1.17 1971   0.06  -0.06      T
  MONTH TO DATE    0.73                      0.97  -0.24     1.12
  SINCE DEC 1      0.73                      0.97  -0.24     1.12
  SINCE JAN 1     39.03                     30.87   8.16    34.31

SNOWFALL (IN)
  TODAY            T            10.0  1884   0.4   -0.4       T
  MONTH TO DATE    9.2                       5.6    3.6     13.8
  SINCE DEC 1      9.2                       5.6    3.6     13.8
  SINCE JUL 1      9.6                       9.4    0.2     13.8
  SNOW DEPTH       6

DEGREE DAYS
 HEATING
  TODAY           45                        37      8       55
  MONTH TO DATE  537                       515     22      553
  SINCE DEC 1    537                       515     22      553
  SINCE JUL 1   1793                      1929   -136     1528

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    782                       625    157      869
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   S (200)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     8.7


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           200 AM
 LOWEST     77           700 AM
 AVERAGE    81

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


THE LANSING MI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        61      1984
 MINIMUM TEMPERATURE (F)   22       -11      1876


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   802 AM EST   SUNSET   505 PM EST
DECEMBER 16 2017......SUNRISE   803 AM EST   SUNSET   506 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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