Climatological Report (Daily)
Issued by NWS Rapid City, SD

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000
CDUS43 KUNR 150853
CLIRAP


CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
153 AM MST FRI DEC 15 2017


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

...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1942 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         39    345 AM  70    1998  37      2       23
  MINIMUM         12   1112 PM -25    1989  13     -1       -1
  AVERAGE         26                        24      2       11

PRECIPITATION (IN)
  YESTERDAY        T             0.92 1996   0.02  -0.02     0.00
  MONTH TO DATE    0.07                      0.18  -0.11     0.03
  SINCE DEC 1      0.07                      0.18  -0.11     0.03
  SINCE JAN 1     11.09                     16.05  -4.96    12.53

SNOWFALL (IN)
  YESTERDAY        T             3.7  1994   0.2   -0.2      0.0
  MONTH TO DATE    2.3                       2.5   -0.2      0.7
  SINCE DEC 1      2.3                       2.5   -0.2      0.7
  SINCE JUL 1      2.3                      10.3   -8.0      3.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       39                        40     -1       54
  MONTH TO DATE  404                       547   -143      694
  SINCE DEC 1    404                       547   -143      694
  SINCE JUL 1   1955                      2222   -267     1917

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    709                       636     73      646
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    46   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    55   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    19.8


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82          1200 AM
 LOWEST     54           200 AM
 AVERAGE    68

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


THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   36        63      1952
 MINIMUM TEMPERATURE (F)   13       -22      1989


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   720 AM MST   SUNSET   415 PM MST
DECEMBER 16 2017......SUNRISE   721 AM MST   SUNSET   415 PM MST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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