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

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000
CDUS43 KFSD 310658
CLISUX


CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1258 AM CST SUN DEC 31 2017


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

...THE SIOUX CITY IA CLIMATE SUMMARY FOR DECEMBER 30 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1889 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM          5   1219 AM  66    2004  30    -25       44
  MINIMUM         -6   1157 PM -16    1968  10    -16       18
  AVERAGE          0                        20    -20       31

PRECIPITATION (IN)
  YESTERDAY        0.07          0.97 1972   0.02   0.05     0.00
  MONTH TO DATE    0.32                      0.78  -0.46     1.48
  SINCE DEC 1      0.32                      0.78  -0.46     1.48
  SINCE JAN 1     29.60                     27.72   1.88    32.25

SNOWFALL (IN)
  YESTERDAY        3.3           7.0  1923   0.2    3.1      0.0
  MONTH TO DATE    7.3                       7.6   -0.3      4.5
  SINCE DEC 1      7.3                       7.6   -0.3      4.5
  SINCE JUL 1      7.3                      13.0   -5.7      5.5
  SNOW DEPTH       3

DEGREE DAYS
 HEATING
  YESTERDAY       65                        45     20       34
  MONTH TO DATE 1199                      1272    -73     1203
  SINCE DEC 1   1199                      1272    -73     1203
  SINCE JUL 1   2518                      2748   -230     2147

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    951                       869     82     1165
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED    12.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           100 AM
 LOWEST     65          1100 AM
 AVERAGE    76

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


THE SIOUX CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        60      1904
 MINIMUM TEMPERATURE (F)   10       -19      1968


SUNRISE AND SUNSET
DECEMBER 31 2017......SUNRISE   755 AM CST   SUNSET   503 PM CST
JANUARY  1 2018.......SUNRISE   755 AM CST   SUNSET   504 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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