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

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000
CDUS43 KFSD 160638
CLIMHE


CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1236 AM CST SAT DEC 16 2017


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

...THE MITCHELL SD CLIMATE SUMMARY FOR DECEMBER 15 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         44    824 PM  65    1998  29     15       16
  MINIMUM         29    747 AM -22    1917  12     17       -4
  AVERAGE         37                        20     17        6

PRECIPITATION (IN)
  YESTERDAY        0.00          1.00 1996   0.01  -0.01      T
  MONTH TO DATE    0.29                      0.27   0.02     0.15
  SINCE DEC 1      0.29                      0.27   0.02     0.15
  SINCE JAN 1     19.89                     21.34  -1.45    25.36

SNOWFALL (IN)
  YESTERDAY        0.0          10.0  1902  MM     MM         T
  MONTH TO DATE    2.3                      MM     MM        1.6
  SINCE DEC 1      2.3                      MM     MM        1.6
  SINCE JUL 1      3.5                      MM     MM        7.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       28                        44    -16       59
  MONTH TO DATE  483                       635   -152      707
  SINCE DEC 1    483                       635   -152      707
  SINCE JUL 1   1872                      2203   -331     1801

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    890                       824     66     1036
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    10.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           500 AM
 LOWEST     49           400 PM
 AVERAGE    64

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


THE MITCHELL SD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        65      1939
 MINIMUM TEMPERATURE (F)   12       -24      1901


SUNRISE AND SUNSET
DECEMBER 16 2017......SUNRISE   800 AM CST   SUNSET   456 PM CST
DECEMBER 17 2017......SUNRISE   801 AM CST   SUNSET   456 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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