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

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000
CDUS43 KFSD 120637
CLIMHE


CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1237 AM CST TUE DEC 12 2017


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

...THE MITCHELL SD CLIMATE SUMMARY FOR DECEMBER 11 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         43    917 AM  65    1968  31     12       24
  MINIMUM         17   1155 PM -18    1917  13      4       -2
  AVERAGE         30                        22      8       11

PRECIPITATION (IN)
  YESTERDAY        T             0.86 1949   0.02  -0.02      T
  MONTH TO DATE    0.29                      0.23   0.06     0.15
  SINCE DEC 1      0.29                      0.23   0.06     0.15
  SINCE JAN 1     19.89                     21.30  -1.41    25.36

SNOWFALL (IN)
  YESTERDAY        0.0          10.0  1903  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       1

DEGREE DAYS
 HEATING
  YESTERDAY       35                        43     -8       54
  MONTH TO DATE  366                       459    -93      477
  SINCE DEC 1    366                       459    -93      477
  SINCE JUL 1   1755                      2027   -272     1571

 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    36   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    46   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED    19.5


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    92          1000 PM
 LOWEST     46           400 AM
 AVERAGE    69

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


THE MITCHELL SD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        59      1939
                                             1921
 MINIMUM TEMPERATURE (F)   12       -25      1932


SUNRISE AND SUNSET
DECEMBER 12 2017......SUNRISE   757 AM CST   SUNSET   455 PM CST
DECEMBER 13 2017......SUNRISE   758 AM CST   SUNSET   455 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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