Climatological Report (Daily)
Issued by NWS Sioux Falls, SD

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899
CDUS43 KFSD 090648
CLIFSD


CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1248 AM CST SAT DEC 9 2017


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

...THE SIOUX FALLS SD CLIMATE SUMMARY FOR DECEMBER 8 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         31    959 PM  60    1970  30      1       20
  MINIMUM         22    652 AM -22    1927  12     10        4
  AVERAGE         27                        21      6       12

PRECIPITATION (IN)
  YESTERDAY        T             0.61 1963   0.02  -0.02      T
  MONTH TO DATE    0.07                      0.22  -0.15      T
  SINCE DEC 1      0.07                      0.22  -0.15      T
  SINCE JAN 1     24.59                     25.91  -1.32    30.31

SNOWFALL (IN)
  YESTERDAY        T             8.0  1963   0.3   -0.3       T
  MONTH TO DATE    1.2                       2.2   -1.0       T
  SINCE DEC 1      1.2                       2.2   -1.0       T
  SINCE JUL 1      1.4                      10.9   -9.5      6.0
  SNOW DEPTH       1

DEGREE DAYS
 HEATING
  YESTERDAY       38                        44     -6       53
  MONTH TO DATE  286                       341    -55      310
  SINCE DEC 1    286                       341    -55      310
  SINCE JUL 1   1695                      2053   -358     1445

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    776                       690     86      879
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    11.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           500 AM
 LOWEST     74          1200 AM
 AVERAGE    85

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


THE SIOUX FALLS SD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        61      1957
 MINIMUM TEMPERATURE (F)   11       -19      1958
                                             1917


SUNRISE AND SUNSET
DECEMBER  9 2017......SUNRISE   749 AM CST   SUNSET   450 PM CST
DECEMBER 10 2017......SUNRISE   749 AM CST   SUNSET   450 PM CST


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




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