Climatological Report (Daily)
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160
CDUS43 KGRR 120548
CLILAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1247 AM EST TUE DEC 12 2017


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

...THE LANSING MI CLIMATE SUMMARY FOR DECEMBER 11 2017...

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)
 YESTERDAY
  MAXIMUM         30   1159 PM  62    1949  35     -5       30
  MINIMUM         20    925 AM -16    1868  24     -4       22
  AVERAGE         25                        30     -5       26

PRECIPITATION (IN)
  YESTERDAY        0.08          1.06 1970   0.06   0.02     0.55
  MONTH TO DATE    0.28                      0.74  -0.46     1.01
  SINCE DEC 1      0.28                      0.74  -0.46     1.01
  SINCE JAN 1     38.58                     30.64   7.94    34.20

SNOWFALL (IN)
  YESTERDAY        1.0          14.5  2000   0.4    0.6      7.4
  MONTH TO DATE    3.1                       3.9   -0.8     12.2
  SINCE DEC 1      3.1                       3.9   -0.8     12.2
  SINCE JUL 1      3.5                       7.7   -4.2     12.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       40                        35      5       39
  MONTH TO DATE  348                       370    -22      364
  SINCE DEC 1    348                       370    -22      364
  SINCE JUL 1   1604                      1784   -180     1339

 COOLING
  YESTERDAY        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   4   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     7.3


SKY COVER
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96          1100 AM
 LOWEST     68           700 AM
 AVERAGE    82

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


THE LANSING MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   35        62      1949
 MINIMUM TEMPERATURE (F)   23       -24      1895


SUNRISE AND SUNSET
DECEMBER 12 2017......SUNRISE   800 AM EST   SUNSET   505 PM EST
DECEMBER 13 2017......SUNRISE   801 AM EST   SUNSET   505 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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