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

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CDUS43 KFSD 172223
CLISUX


CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
421 PM CST SUN DEC 17 2017


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

...THE SIOUX CITY IA CLIMATE SUMMARY FOR DECEMBER 17 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         35    359 PM  61    1980  31      4       16
                                      1939
  MINIMUM         23    315 AM -14    2008  12     11      -11
  AVERAGE         29                        22      7        3

PRECIPITATION (IN)
  TODAY            0.00          0.19 1967   0.03  -0.03     0.07
                                      1951
  MONTH TO DATE    0.02                      0.49  -0.47     0.29
  SINCE DEC 1      0.02                      0.49  -0.47     0.29
  SINCE JAN 1     29.30                     27.43   1.87    31.06

SNOWFALL (IN)
  TODAY            0.0           2.5  1951   0.2   -0.2      1.0
  MONTH TO DATE    0.2                       4.4   -4.2      3.8
  SINCE DEC 1      0.2                       4.4   -4.2      3.8
  SINCE JUL 1      0.2                       9.8   -9.6      4.8
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           36                        43     -7       62
  MONTH TO DATE  555                       695   -140      730
  SINCE DEC 1    555                       695   -140      730
  SINCE JUL 1   1874                      2171   -297     1674

 COOLING
  TODAY            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    14   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     5.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           100 AM
 LOWEST     75           100 PM
 AVERAGE    84

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


THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        60      1976
 MINIMUM TEMPERATURE (F)   12       -20      2016


SUNRISE AND SUNSET
DECEMBER 17 2017......SUNRISE   749 AM CST   SUNSET   454 PM CST
DECEMBER 18 2017......SUNRISE   750 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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